Spec hardware, served at warp speed.

fittings › boss nipples

AN815-5J

Aeronautical Standard Boss Nipple

View quote list → Saved parts →

Description

Union - S/S

Specifications

Alternate Item Number AS5174J0505
Alternate Part Number AS5174J0505
Connection Style Flared w/ gasket seal (boss) all ends
Connection Type Flare, Threaded external boss all ends
Dimension M 1 1/4 in
Head Angle 37 º
Industry Standards/Certification AN815
Material CRES
Material Specification 66 federal standard single material response
NIIN 00-102-2676
NSN 4730-00-102-2676
Nominallength 1.250
Reference E 0.688 in
Specification Data 88044-an815 government standard
Style Designator Flared w/ center wrenching facility
Surface Treatment Passivate
Surface Treatment Specification Mil-s-5002 military specification single treatment response inside, Type 2 military specification single treatment response outside e300 mil-f-14072
Thread Class 3a all ends
Thread Series UNJF
Thread Series Designator Unjf (fine thread with external controlled root radius) all ends
Thread Size 0.500 inches all ends
Thread Size (Reference) 7/16-20
Tube Outside Diameter 1/4 in
Weight 0.055 lb

Other sizes

Parts that share this base number, ordered by size. Always verify the full specification before substituting.

Cross-reference

Interchangeable

Parts that share a National Stock Number or are listed as an alternate for AN815-5J — functionally equivalent.

Looking for a specific part? Use the cross-reference lookup.

Catalog data updated 2026-07-05. Report a data error