Page 512 - 2019 PRODUCT TECHNICAL MANUAL - HYDRAULICS V4-8

TECHNICAL
THREAD AND CONNECTOR IDENTIFICATION
SAE THREADS
SAE IS SOCIETY OF AUTOMOTIVE ENGINEERS
These fittings are commonly used in refrigeration, automotive and low pressure applications.
SAE 45° FLARE SAE J512
SAE male has 45° flare which seals against 45° seat in female. Male can also seal against 45° flared tubing with nut and sleeve.
7/16 - 20, 1/2 - 20, 3/4 - 16 & 7/8 - 14 are the same thread form as
JIC 37° flare. Some fittings in these sizes have both JIC 37° & SAE 45° seats.
MALE THREAD OD & PITCH
DASH SIZE
MALE THREAD OD
FEMALE THREAD ID
TUBE SIZE
inch - TPI
3/8 - 24 1/2 - 20 3/4 - 16 1.1/16 -14
mm
-06 9,5 -08 12,7 -12 19,1 -17 27,0
inch
0.38 0.50 0.75 1.06
inch
0.50 0.69
inch
0.75
inch
0.75
mm
8,4 11,4 17,5 24,9
mm
11,4 16,0
mm
17,8
mm
17,5
inch inch
0.33 3/16 0.44 5/16 0.69 1/2 0.98 3/4
SAE J512
inch inch
0.45 5/16 0.63 7/16
inch Dash
0.70 -8
inch Dash
0.69 -8
5/16 -24
-05
7,9
0.31
6,8
0.27
1/8
7/16 - 20
-07
11,1
0.44
9,9
0.39
1/4
5/8 - 18
-10
15,9
0.63
14,2
0.56
3/8
7/8 - 14
-14
22,2
0.88
20,6
0.81
5/8
SAE 45o INVERTED FLARE
MALE THREAD OD & PITCH
DASH SIZE
MALE THREAD OD
FEMALE THREAD ID
TUBE SIZE
inch - TPI
1/2 - 20 11/16 - 18
mm
-08 12,7 -11 17,5
7/16 - 24
-07
11,1
0.44
9,9
0.39
1/4
5/8 - 18
-10
15,9
0.63
14,2
0.56
3/8
SAE PILOT O RING SEALS PILOT MALE SWIVEL
inch - TPI mm
3/4 - 18 -12 19,0
PILOT FEMALE SWIVEL
MALE THREAD OD & PITCH
DASH SIZE
MALE THREAD OD
FEMALE THREAD ID
TUBE SIZE
5/8 - 18
-10
15,9
0.63
14,2
0.56
-6
7/8 - 18
-14
22,2
0.88
20,6
0.81
-10
MALE THREAD OD & PITCH
DASH SIZE
MALE THREAD OD
FEMALE THREAD ID
TUBE SIZE
inch - TPI
3/4 - 16
-12
mm
19,0
5/8 - 18
-10
15,9
0.63
14,2
0.56
-6
7/8 - 14
-14
22,2
0.88
20,6
0.81
-10
510
RYCO QUALITY