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AN815-4J
Aeronautical Standard Boss Nipple
Description
Boss Nipple
Specifications
| Alternate Item Number | AS5174J0404 |
|---|---|
| Alternate Part Number | AS5174J0404 |
| Connection Style | Flared w/ gasket seal (boss) all ends |
| Connection Type | Flare, Threaded external boss all ends |
| Dimension M | 1 7/32 in |
| Head Angle | 37 º |
| Industry Standards/Certification | AN815 |
| Leg Length | 0.550 inches all ends |
| Material | CRES |
| Material Specification | 66 federal standard single material response |
| NIIN | 00-875-8264 |
| NSN | 4730-00-875-8264 |
| Nominallength | 1.250 |
| Reference E | 0.625 in |
| Size No. Alum | 4D |
| Size No. SS | 4J |
| Size No. Steel | 4 |
| Specification Data | 81343-as5174 professional/industrial association specification |
| Style Designator | Flared w/ center wrenching facility |
| Surface Treatment | Passivate |
| Thread Class | 3a all ends |
| Thread Series | UNJF |
| Thread Series Designator | Unjf (fine thread with external controlled root radius) all ends |
| Thread Size | 0.438 inches all ends, 7/16-20 |
| Thread Size (Reference) | 3/8-24 |
| Tube O.D. | 1/4 |
| Tube Outside Diameter | 3/16 in |
| Weight | .005 lb |
Other sizes
Parts that share this base number, ordered by size. Always verify the full specification before substituting.
Cross-reference
No interchangeable or dimensionally similar parts are on record for AN815-4J. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error