The Body,nozzle Holder, cataloged under National Stock Number 2910-01-193-9923, is classified within Federal Supply Class 2910 (Engine Fuel System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Delphi Powertrain Systems, Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Body,nozzle Holder |
| FSC / FSG | 2910 — Engine Fuel System Components, Nonaircraft (FSG 29) |
| Manufacturers | Fairbanks Morse, Llc (CAGE 7PZX0); Delphi Powertrain Systems, Llc (CAGE 63632) |
| Parameter | Value |
|---|---|
| NSN | 2910-01-193-9923 |
| Primary Part Number | 52-301 |
| Item Name | Body,nozzle Holder |
| FSC / FSG | 2910 / 29 — Engine Fuel System Components, Nonaircraft |
| Manufacturer | Delphi Powertrain Systems, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2231278 | Fairbanks Morse, Llc (USA) |
| 52-301 PRIMARY | Delphi Powertrain Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| HH78401A | 5/9 Secondary reference Ambac International Corporation Div Ambac International |
| 2231278 | 5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| DRP-15661A PC 2 | C/1 Advisory reference — outside the item-of-supply concept Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| HH78401A | 5/9 Secondary reference Haynes Corporation |
NSN 2910-01-193-9923 is a Body,nozzle Holder, manufactured by Delphi Powertrain Systems, Llc, classified under FSC 2910, Engine Fuel System Components, Nonaircraft. Status: active.
NSN 2910-01-193-9923 has 2 manufacturer part numbers on file: 2231278 (Fairbanks Morse, Llc), 52-301 (Delphi Powertrain Systems, Llc).
2 possible matches (shared part number, not a government interchangeability claim): 4520-01-351-2852, 6530-01-659-8075. Verify interchangeability with system specifications before substitution.
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.