The Nut Assembly,fuel, cataloged under National Stock Number 4730-01-644-2325, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Transdigm Inc Div Adelwiggins Group. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-644-2325 |
| Primary Part Number | 83153L72 |
| Item Name | Nut Assembly,fuel |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| Reference Data and Literature | T.O. REF-1B-1B-4-28,FIG 37,INDEX 212 AND 221 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 83153L72 PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| Reference | Meaning |
|---|---|
| 83153L-72 | 5/1 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 4730-01-644-2325 is a Nut Assembly,fuel, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-644-2325 has 1 manufacturer part number on file: 83153L72 (Transdigm Inc Div Adelwiggins Group).
Key specifications for 83153L72: Reference Data and Literature: T.O. REF-1B-1B-4-28,FIG 37,INDEX 212 AND 221; Special Features: NEXT HIGHER ASSEMBLY:FUEL TUBE REPLACEMENT KIT; Part Name Assigned by Controlling Agency: NUT ASSEMBLY,FUEL COUPLING; End Item Identification: B-1 AIRCRAFT. 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.
NSN 4730-01-644-2325 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.