UNF / UNEF THREAD FITTINGS

head profile as per SAE J534/DIN 71412
  • Manufactured from mild steel
  • Uniformly case hardened 0.13 - 0.23 mm
  • Yellow zinc plated for maximum resistance to corrosion
  • UNF threads are made as per class 2A and can be used with class 1B, 2B or 3B internal threads
hardness pressure meter ball check salt spary
min 83
ROCKWELL 15N
Working pressure
6000 PSI
with
BALL CHECK
>75 hrs
to RED RUST


Art.Nr Type Overall Length Shank Length Effective Thread Length (min) Hex Size (A/F)
mm mm mm inch
1/4" - 28 UNF
A414S (H) Straight 13.0 4.0 2.0 9/32"
A414 (H) Straight 15.0 max. 4.6 2.5 min. 8.0 mm
A423S (H) 45° 15.5 3.2 2.0 3/8"
A423 (H) 45° 20.8 max. 5.1 4.0 3/8"
5/16" - 24 UNF
A617G (H) Straight 16.7 5.25 3.0 3/18"
A617J (H) Straight 16.7 6.35 4.0 7/16"
A623 (H) 45° 21.0 max. 5.5 3/8"
A618 (H) 90° 18.0 5.5 3/8"
3/8" – 24 UNF
A3819F (H) Straight 16.7 6.8 4.4 7/16"
No. 10 X 32 UNF
SGA3016 (H) Straight 12.7   3.2 1/4"



A414S(H) Grease Fitting A414(H) Grease Fitting A423S(H) Grease Fitting A423(H) Grease Fitting
1/4"–28 UNF THREAD 1/4"–28 UNF THREAD 1/4"–28⊄UNF THREAD 1/4"–28 UNF THREAD

 

A617G(H) Grease Fitting A617J(H) Grease Fitting A623(H) Grease Fitting A618(H) Grease Fitting
5/16"–24 UNF THREAD 5/16"–24 UNF THREAD 5/16"–24 UNF THREAD 5/16"–24 UNF THREAD

 

A3819F(H) Grease Fitting
3/8"–24 UNF THREAD



ILLUSTRATIONS-ACTUAL SIZE