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AN919-3D
AN Fitting AN919-3D Reducer
Description
Reducer
Specifications
| Alternate Item Number | AS5174D0504 1/ |
|---|---|
| Alternate Part Number | AS5174D0504 |
| Connection Style | Flared (tube) 1st end, Flared (tube) 2nd end |
| Connection Type | Flare Type, Threaded external tube 1st end, Threaded external tube 2nd end |
| Dimension E | 0.750 in |
| Dimension S | 39/64 in |
| Dimension W | 1 23/64 in |
| Flare Angle | 37 º |
| Industry Standards/Certification | AN919 |
| Material | Aluminum |
| NIIN | 00-684-7451 |
| NSN | 4730-00-684-7451 |
| Nominallength | 1.359 |
| Outside Diameter Tube Accommodated | 0.250 inches 2nd end, 0.312 inches 1st end |
| Seat Angle | 37.0 degrees 1st end, 37.0 degrees 2nd end |
| Size No. Alum | 3D |
| Size No. Steel | 3 |
| Surface Treatment | Anodize |
| Thread Class | 3a 1st end, 3a 2nd end |
| Thread Series Designator | Unjf all ends |
| Thread Size | 0.438 inches 2nd end, 0.500 inches 1st end |
| Thread T (Large End (Reference)) | 1/2-20 |
| Thread T (Small End (Reference)) | 7/16-20 |
| Tube O.D. | 5/16 1/4 |
| Tube Outside Diameter (Large End) | 5/16 in |
| Tube Outside Diameter (Small End) | 1/4 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 AN919-3D. Try the cross-reference lookup to search by a different part number.
Catalog data updated 2026-07-05. Report a data error