--===============4338429711288045806==
boundary="=_2c79bd241720f2cf8418d11ffdb77e07"
--=_2c79bd241720f2cf8418d11ffdb77e07
Content-Transfer-Encoding: quoted-printable
DON'T MEAN TO BE VAGUE-OLD AGE. THERE IS A LOT ON THE WEB ABOUT=0AHYDRAU=
LIC FITTINGS AND I SHOULD HAVE BEEN MORE SPECIFIC-ITS ANF=0A(American Na=
tional Fine) but the AF(SB: AN) relates the hose sizes to=0ASAE dimensio=
ns. The point I was trying to make is that there were two=0Adifferent fi=
ttings, and they are not compatible or interchangeable due=0Ato thread p=
itch and spacing. Hopes this helps clarify early=0Ahydraulics. Hank=0A=
=0AAN THREAD SIZES=0A=0AAN fittings range in size from -2 (dash two) to=
-32 in irregular steps=0Athat each equates to the outer diameter of the=
tubing. The outer=0Adiameter of the tube or hose that each fitting is t=
o be used for is=0Acorrelated with the inner diameter of the fitting its=
elf.The table=0Abelow lists the size specifications of AN fittings rangi=
ng from=0Adash-two to dash-thirty-two, along with the corresponding SAE=
thread=0Asizes.=0A=0A=09-----------------------------------------From:=
"Michael Salter" =0ATo: "Hank Leach"=0ACc: "healeys@autox.team.net"=0AS=
ent: Saturday February 25 2023 9:49:03PM=0ASubject: Re: [Healeys] 100 fr=
ont brakes=0A=0A It's a bit more complicated than that. There is actual=
ly no such=0Athread as an AF thread. AF refers to Across the Flats and i=
s=0Ameasurement across the hexagonal nut and denotes the spanner (wrench=
)=0Asize. i.e. a 5/16" UNF bolt is 1/2" AF. There was a change made in=
=0Athe name of the thread form early in BN1 production from SAE (Society=
=0Aof Automotive Engineers) some say (Standard American Engineers but ar=
e=0Awrong) to UNF (Unified National Fine). SAE actually refers to the=0A=
"Family" of threads which includes UNC and UNF. These threads have a=0At=
hread angle of 60 degrees. The "F" and "C" refer to the pitch or=0Athrea=
ds per inch. For the most part the threads used on the brake=0Alines of=
Healeys are 3/8" x 24. 3/8" diameter and 24 threads per inch.=0A Whitwo=
rth refers to a different and older "family " of threads which=0Ahave a=
55 degree thread angle. I should mention that there were also=0Asome d=
ifferences in the shapes used at the bases and peaks of these=0Adifferen=
t thread forms which Google can help you with if you haven't=0Aalready f=
allen asleep. Hope that doesn't serve to further muddy the=0Awaters. =0A=
M =0A On Sun., Feb. 26, 2023, 3:26 p.m. Hank Leach via Healeys, wrote=
:=0A Gary- The note about the type of thread used was what I was=0Arefe=
rring to-mentioned earlier. The early BN1 used AF type=0Athreads.(equiva=
lent to a 1949 Chevrolet). All the later cars (and I do=0Anot know where=
the changeover was-maybe Michael does) had unified=0AGirling threads. T=
he lines should thread easily or else you have a=0Adifferent thread coun=
t and pitch. I don't think you will find the=0Aearly type hoses from any=
supplier. They will have to be special made=0Aor found in NOS. Hank=0A=
=0A=09----------------------------------------- From: warthodson@aol.com=
=0A To: "gradea1@charter.net"=0A Cc: "healeys@autox.team.net"=0A Sent: S=
aturday February 25 2023 1:24:04PM=0A Subject: Re: [Healeys] 100 front b=
rakes=0A=0A This car is a BN1. Yes, I was referring to the brake wheel c=
ylinders=0Aor slave cylinders as opposed to the master cylinder. What ar=
e you=0Areferring to when you say "Be sure that you were supplied the co=
rrect=0Athreaded hose...most suppliers do not have the early style." How=
do I=0Aidentify an early style hose from a latter style hose?=0A Gary H=
odson=0A=0A -----Original Message-----=0A From: Hank Leach =0A To: 'wart=
hodson@aol.com' =0A Cc: 'healeys@autox.team.net' =0A Sent: Sat, Feb 25,=
2023 12:59 pm=0A Subject: RE: [Healeys] 100 front brakes=0A=0A Do you=
mean "wheel" cylinders and not "slave"...100s have a=0Amechanical clutc=
h. I understand that on all model Healeys the brake=0Ahoses have one thr=
eaded end and one flared end. That flare goes into=0Athe metal line nut.=
=0A On the early 100 wheel cylinders they used an American AF thread bu=
t=0Aswitched over to the Girling unified thread on later releases. The=
=0Ableeder connection can be either in or out in shape (photo) but if th=
e=0Ableed screw is flat it uses the check ball (supplied in rebuild kits=
)=0Aand fits the recessed shape. The pointed bleeder uses no check ball.=
=0ABe sure that you were supplied the correct threaded hose...most=0Asup=
pliers do not have the early style. Use Girling red grease on the=0Athre=
ads. Hank=0A=0A ----------------------------------------- From: "wartho=
dson--- via=0AHealeys"=0A To: "healeys@autox.team.net"=0A Cc:=0A Sent: F=
riday February 24 2023 5:15:16PM=0A Subject: [Healeys] 100 front brakes=
=0A=0A I will be assisting a friend to replace the flexible hoses on hi=
s=0A100 front brakes. He has ordered and received a set of hoses, but th=
e=0Aends that thread into the slave Cyl do not match the shape of the=0A=
mating surface in the slave. The ends of the hoses are flat & it is my=
=0Aunderstanding that the cyl. is cone shaped inside. The vender says=0A=
this is not a problem. I think it is a problem. What do you say? =0AAlso=
, if it is an issue, where can we get a set of flex hoses that=0Ahave th=
e correct ends for this application & are also the correct=0Alength (I.E=
. Not too short)? Gary Hodson=0A ___________________________=
____________________=0A Support Team.Net [1]http://www.team.net/donate.=
html [2]=0A Suggested annual donation $12.75=0A=0A Archive: [3]http://w=
ww.team.net/pipermail/healeys [4] =0A[5]http://autox.team.net/archive/he=
aleys [6]=0A=0AHealeys@autox.team.net=0A [7]http://autox.team.net/mailma=
n/listinfo/healeys [8]=0A=0A Unsubscribe/Manage: =0A[9]http://autox.team=
.net/mailman/options/healeys/michaelsalter@gmail.com=0A[10]=0A=0A =0A=
=0ALinks:=0A------=0A[1] http://www.team.net/donate.html=0A[2] http://ww=
w.team.net/donate.html=0A[3] http://www.team.net/pipermail/healeys=0A[4]=
http://www.team.net/pipermail/healeys=0A[5] http://autox.team.net/archi=
ve/healeys=0A[6] http://autox.team.net/archive/healeys=0A[7] http://auto=
x.team.net/mailman/listinfo/healeys=0A[8] http://autox.team.net/mailman/=
listinfo/healeys=0A[9]=0Ahttp://autox.team.net/mailman/options/healeys/m=
ichaelsalter@gmail.com=0A[10]=0Ahttp://autox.team.net/mailman/options/he=
aleys/michaelsalter@gmail.com=0A
--=_2c79bd241720f2cf8418d11ffdb77e07
Content-Transfer-Encoding: quoted-printable
<html><body>Don't mean to be vague-old age. There is a lot on the web ab=
out hydraulic fittings and I should have been more specific-its <b>ANF</=
b> (American National Fine) but the AF(SB: AN) relates the hose sizes to=
SAE dimensions. The point I was trying to make is that there were two d=
ifferent fittings, and they are not compatible or interchangeable due to=
thread pitch and spacing. Hopes this helps clarify early hydraulics. Ha=
nk<div><br></div><div><h2 style=3D"box-sizing: border-box; font-family:=
Roboto, sans-serif; line-height: 1.1; color: rgb(84, 84, 84); margin-to=
p: 15px; margin-bottom: 7.5px; font-size: 23px; text-transform: uppercas=
e; background-color: rgb(255, 255, 255);">AN THREAD SIZES</h2><div style=
=3D"box-sizing: border-box; color: rgb(84, 84, 84); font-family: Roboto,=
sans-serif; font-size: 14px; background-color: rgb(255, 255, 255);">AN=
fittings range in size from -2 (dash two) to -32 in irregular steps tha=
t each equates to the outer diameter of the tubing. The outer diameter o=
f the tube or hose that each fitting is to be used for is correlated wit=
h the inner diameter of the fitting itself.</div><span style=3D"color: r=
gb(84, 84, 84); font-family: Roboto, sans-serif; font-size: 14px; backgr=
ound-color: rgb(255, 255, 255);">The table below lists the size specific=
ations of AN fittings ranging from dash-two to dash-thirty-two, along wi=
th the corresponding SAE thread sizes.</span><br style=3D"box-sizing: bo=
rder-box; color: rgb(84, 84, 84); font-family: Roboto, sans-serif; font-=
size: 14px; background-color: rgb(255, 255, 255);"><div style=3D"box-siz=
ing: border-box; color: rgb(84, 84, 84); font-family: Roboto, sans-serif=
; font-size: 14px; background-color: rgb(255, 255, 255); text-align: cen=
ter;"><img src=3D"https://www.titanfittings.com/v/vspfiles/assets/images=
/Table%20for%20AN%20article.jpg" title=3D"AN Size chart" alt=3D"Table sh=
owing AN size, Hose inner diameter divided by Tube outer diameter, and S=
AE Thread Size" style=3D"box-sizing: border-box; border: none !important=
; vertical-align: middle; max-width: 100%; height: auto; width: 912px;">=
</div><br><div class=3D"reply-new-signature"></div><p>------------------=
-----------------------</p>From: "Michael Salter" <michaelsalter@gmail.c=
om><br>To: "Hank Leach"<br>Cc: "healeys@autox.team.net"<br>Sent: Saturda=
y February 25 2023 9:49:03PM<br>Subject: Re: [Healeys] 100 front brakes<=
br><br>=0A<div>=0A<div>It's a bit more complicated than that.=0A<div>The=
re is actually no such thread as an AF thread.=0AAF refers to Across the=
Flats and is measurement across the=0Ahexagonal nut and denotes the spa=
nner (wrench) size. </div>=0A<div>i.e. a 5/16" UNF bolt is 1/2" AF.=
</div>=0A<div>There was a change made in the name of the thread=0Aform e=
arly in BN1 production from SAE (Society of Automotive=0AEngineers) some=
say (Standard American Engineers but are wrong) to=0AUNF (Unified Natio=
nal Fine). SAE actually refers to the "Family" of=0Athreads which includ=
es UNC and UNF. These threads have a thread=0Aangle of 60 degrees. =
The "F" and "C" refer to the pitch or=0Athreads per inch.</div>=0A<div>=
For the most part the threads used on the brake=0Alines of Healeys are 3=
/8" x 24. 3/8" diameter and 24 threads per=0Ainch. </div>=0A<div>Wh=
itworth refers to a different and older "family "=0Aof threads which hav=
e a 55 degree thread angle. </div>=0A<div>I should mention that the=
re were also some=0Adifferences in the shapes used at the bases and peak=
s of these=0Adifferent thread forms which Google can help you with if yo=
u=0Ahaven't already fallen asleep.</div>=0A<div>Hope that doesn't serve=
to further muddy the=0Awaters.</div>=0A<div><br></div>=0A<div>M</div>=
=0A</div>=0A<br><div class=3D"gmail_quote">=0A<div dir=3D"ltr" class=3D"=
gmail_attr">On Sun., Feb. 26, 2023, 3:26 p.m.=0AHank Leach via Healeys,=
<<a>healeys@autox.team.net</a>>=0Awrote:<br></div>=0A<blockquote=
class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc s=
olid;padding-left:1ex;">=0A<div>Gary- The note about the type of thread=
used was what I was=0Areferring to-mentioned earlier. The early BN1 use=
d AF type=0Athreads.(equivalent to a 1949 Chevrolet). All the later cars=
(and I=0Ado not know where the changeover was-maybe Michael does) had=
=0Aunified Girling threads. The lines should thread easily or else you=
=0Ahave a different thread count and pitch. I don't think you will=0Afin=
d the early type hoses from any supplier. They will have to be=0Aspecial=
made or found in NOS. Hank<br><br><p>----------------------------------=
-------</p>=0AFrom: <a>warthodson@aol.com</a><br>=0ATo: "<a>gradea1@char=
ter.net</a>"<br>=0ACc: "<a>healeys@autox.team.net</a>"<br>=0ASent: Satur=
day February 25 2023 1:24:04PM<br>=0ASubject: Re: [Healeys] 100 front br=
akes<br><br><div style=3D"color:#000000;font:12pt 'Comic Sans MS', sans-=
serif;">=0A<div>This car is a BN1.</div>=0AYes, I was referring to the b=
rake wheel cylinders or slave=0Acylinders as opposed to the master cylin=
der.=0A<div>What are you referring to when you say "<span style=3D=
"font-family:arial, helvetica;font-size:small;">Be sure that you were=0A=
supplied the correct threaded hose...most suppliers do not have the=0Aea=
rly style."</span></div>=0A<div><font size=3D"3">How do I identify an ea=
rly style hose from a=0Alatter style hose?</font><br>=0AGary Hodson<br><=
br><div style=3D"font-family:arial, helvetica;font-size:10pt;color:#0000=
00;">=0A<font size=3D"2">-----Original Message-----<br>=0AFrom: Hank Lea=
ch <<a>gradea1@charter.net</a>><br>=0ATo: '<a>warthodson@aol.com</=
a>'=0A<<a>warthodson@aol.com</a>><br>=0ACc: '<a>healeys@autox.team=
.net</a>'=0A<<a>healeys@autox.team.net</a>><br>=0ASent: Sat, Feb 2=
5, 2023 12:59 pm<br>=0ASubject: RE: [Healeys] 100 front brakes<br><br></=
font>=0A<div>=0A<div><font size=3D"2">Do you mean "wheel" cylinders and=
not=0A"slave"...100s have a mechanical clutch. I understand that on all=
=0Amodel Healeys the brake hoses have one threaded end and one flared=0A=
end. That flare goes into the metal line nut.</font>=0A<div><font size=
=3D"2"><br clear=3D"none"></font></div>=0A<div><font size=3D"2">On the e=
arly 100 wheel cylinders they used an=0AAmerican AF thread but switched=
over to the Girling unified thread=0Aon later releases. The bleeder con=
nection can be either in or out=0Ain shape (photo) but if the bleed scre=
w is flat it uses the check=0Aball (supplied in rebuild kits) and fits t=
he recessed shape. The=0Apointed bleeder uses no check ball. Be su=
re that you were=0Asupplied the correct threaded hose...most suppliers d=
o not have the=0Aearly style. Use Girling red grease on the threads. Han=
k<br clear=3D"none"><br clear=3D"none"></font>=0A<div>=0A<div><font size=
=3D"2">-----------------------------------------</font></div>=0A<font si=
ze=3D"2">From: "warthodson--- via Healeys"<br clear=3D"none">=0ATo: "<a>=
healeys@autox.team.net</a>"<br clear=3D"none">=0ACc:<br clear=3D"none">=
=0ASent: Friday February 24 2023 5:15:16PM<br clear=3D"none">=0ASubject:=
[Healeys] 100 front brakes<br clear=3D"none"><br clear=3D"none"></font>=
=0A<div style=3D"color:#000000;font:12pt 'Comic Sans MS', sans-serif;">=
=0A<font size=3D"2">I will be assisting a friend to replace the flexible=
=0Ahoses on his 100 front brakes. He has ordered and received a set of=
=0Ahoses, but the ends that thread into the slave Cyl do not match the=
=0Ashape of the mating surface in the slave. The ends of the hoses are=
=0Aflat & it is my understanding that the cyl. is cone shaped inside=
.=0AThe vender says this is not a problem. I think it is a=0Aproblem.</f=
ont>=0A<div><font size=3D"2">What do you say? </font></div>=0A<div>=
<font size=3D"2">Also, if it is an issue, where can we get a set=0Aof fl=
ex hoses that have the correct ends for this application & are=0Aals=
o the correct length (I.E. Not too short)?</font></div>=0A<div><font siz=
e=3D"2">Gary Hodson<br clear=3D"none"></font>=0A<div><font size=3D"2">&n=
bsp; </font></div>=0A</div>=0A</div>=0A</div>=0A</div>=0A</div>=0A<=
/div>=0A</div>=0A</div>=0A</div>=0A</div>=0A____________________________=
___________________<br>=0ASupport Team.Net <a href=3D"http://www.team.ne=
t/donate.html"></a><a href=3D"http://www.team.net/donate.html";>http://ww=
w.team.net/donate.html</a><br>=0ASuggested annual donation $12.75<=
br><br>=0AArchive: <a href=3D"http://www.team.net/pipermail/healeys";></a=
><a href=3D"http://www.team.net/pipermail/healeys";>http://www.team.net/p=
ipermail/healeys</a> <a href=3D"http://autox.team.net/archive/healeys";><=
/a><a href=3D"http://autox.team.net/archive/healeys";>http://autox.team.n=
et/archive/healeys</a><br><br><a>Healeys@autox.team.net</a><br><a href=
=3D"http://autox.team.net/mailman/listinfo/healeys";></a><a href=3D"http:=
//autox.team.net/mailman/listinfo/healeys">http://autox.team.net/mailman=
/listinfo/healeys</a><br><br>=0AUnsubscribe/Manage: <a href=3D"http://au=
tox.team.net/mailman/options/healeys/michaelsalter@gmail.com"></a><a hre=
f=3D"http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.c=
om">http://autox.team.net/mailman/options/healeys/michaelsalter@gmail.co=
m</a><br><br></blockquote>=0A</div>=0A</div>=0A</michaelsalter@gmail.com=
></div></body></html>
--=_2c79bd241720f2cf8418d11ffdb77e07--
--===============4338429711288045806==
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
_______________________________________________
Archive: http://www.team.net/pipermail/healeys
http://autox.team.net/archive/healeys
Healeys@autox.team.net
http://autox.team.net/mailman/listinfo/healeys
--===============4338429711288045806==--
|