The Coupling Assembly,tube,flexible, cataloged under National Stock Number 4730-01-135-3372, 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. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-135-3372 |
| Primary Part Number | W991-32CE |
| Item Name | Coupling Assembly,tube,flexible |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Transdigm Inc Div Adelwiggins Group |
| Status | ACTIVE |
| 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 |
|---|---|
| W991-32CE PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| CD0061 | Safran Aerosystems Ex Safran Aerotechnics Rlm (FRA) |
| Reference | Meaning |
|---|---|
| W901B-32CE | 5/9 Secondary reference Transdigm Inc Div Adelwiggins Group |
| W901J-32CE | 5/9 Secondary reference Transdigm Inc Div Adelwiggins Group |
NSN 4730-01-135-3372 is a Coupling Assembly,tube,flexible, manufactured by Transdigm Inc Div Adelwiggins Group, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-135-3372 has 2 manufacturer part numbers on file: W991-32CE (Transdigm Inc Div Adelwiggins Group), CD0061 (Safran Aerosystems Ex Safran Aerotechnics Rlm).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-441-8052. Verify interchangeability with system specifications before substitution.
Key specifications for W991-32CE: Part Name Assigned by Controlling Agency: COUPLING ASSEMBLY. 0 specifications are 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.