fittings › tube reducers
AN919-2D
AN Fitting AN919-2D Reducer
Description
Reducer
Specifications
| Alternate Item Number | AS5174D0403 1/ |
|---|---|
| Connection Style | Flared w/ gasket seal (boss) all ends |
| Connection Type | Flare Type, Threaded external boss all ends |
| Dimension E | 0.688 in |
| Dimension S | 37/64 in |
| Dimension W | 1 9/32 in |
| End Application | Grumman a-10 acft |
| Flare Angle | 37 º |
| Industry Standards/Certification | AN919 |
| Material | Aluminum |
| NIIN | 00-812-5036 |
| NSN | 4730-00-812-5036 |
| Nominallength | 1.281 |
| Size No. Alum | 2D |
| Size No. Steel | 2 |
| Specification Data | 96906-ms24399 government standard |
| Surface Treatment | Anodize |
| Thread Class | 3a all ends |
| Thread Series | UNJF |
| Thread Series Designator | Unf (fine thread) 2nd end, Unjf (fine thread with external controlled root radius) all ends |
| Thread Size | 0.375 inches 2nd end, 0.438 inches 1st end |
| Thread T (Large End (Reference)) | 7/16-20 |
| Thread T (Small End (Reference)) | 3/8-24 |
| Tube O.D. | 1/4 3/16 |
| Tube Outside Diameter (Large End) | 0.250 in |
| Tube Outside Diameter (Small End) | 3/16 in |
| Weight | 0.02 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 AN919-2D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error