The Nozzle,fuel Injection, cataloged under National Stock Number 2910-01-187-7167, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Ambac International Corporation Div Ambac International. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2910-01-187-7167 |
| Primary Part Number | HNS780522 |
| Item Name | Nozzle,fuel Injection |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Ambac International Corporation Div Ambac International |
| Status | ACTIVE |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 4063270 | Agco Corp Parts Opn (USA) |
| HNS780522 PRIMARY | Ambac International Corporation Div Ambac International (USA) |
| 74063270 | Agco Corp Parts Opn (USA) |
| 74063 PRIMARY | Agco Corp Parts Opn (USA) |
| Reference | Meaning |
|---|---|
| 74063270 | 5/9 Secondary reference U.S. Government activity |
| HNS780521NBM77028 | 5/9 Secondary reference Ambac International Corporation Div Ambac International |
NSN 2910-01-187-7167 is a Nozzle,fuel Injection, manufactured by Ambac International Corporation Div Ambac International, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-187-7167 has 4 manufacturer part numbers on file: 4063270 (Agco Corp Parts Opn), HNS780522 (Ambac International Corporation Div Ambac International), 74063270 (Agco Corp Parts Opn), 74063 (Agco Corp Parts Opn).
2 possible matches (shared part number, not a government interchangeability claim): 4320-01-295-3005, 5995-01-654-4393. Verify interchangeability with system specifications before substitution.
Key specifications for HNS780522: Overall Length: 6.250 INCHES NOMINAL IN; Special Features: ATTACHMENT END THD 0.250-18 NPT 2A; BODY MAJOR OD 0.825 IN; INCLUDES PROTECTIVE CAP A; End Item Identification: ENGINE, ALLIS CHALMERS, MODEL 649; Material: STEEL. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.