The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-774-7046, 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 Williams Aerospace & Manufacturing Inc. Government technical data includes 9 specifications, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-774-7046 |
| Primary Part Number | M102-10X1281-01 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Williams Aerospace & Manufacturing Inc |
| Status | ACTIVE |
| Connection Style | BEADED ALL ENDS |
| Nominal Inside Diameter Hose Accommodated | 0.250 INCHES ALL ENDS IN |
| Connection Type | UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Leg Length | 1.500 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE BODY |
| Material | ALUMINUM ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| 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 |
|---|---|
| M102-10X1281-01 | Williams Aerospace & Manufacturing Inc (USA) |
| Reference | Meaning |
|---|---|
| 20280-5 | 3/2 Design control — primary reference U.S. Government activity |
| 405-20280-5 | 5/2 Secondary reference U.S. Government activity |
| 6520-280050 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-00-774-7046 is a Coupling Half,quick Disconnect, manufactured by Williams Aerospace & Manufacturing Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-774-7046 has 1 manufacturer part number on file: M102-10X1281-01 (Williams Aerospace & Manufacturing Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5995-01-089-4722, 3120-01-100-3301, 5910-01-178-7974. Verify interchangeability with system specifications before substitution.
Key specifications for M102-10X1281-01: Connection Style: BEADED ALL ENDS; Nominal Inside Diameter Hose Accommodated: 0.250 INCHES ALL ENDS IN; Connection Type: UNTHREADED EXTERNAL HOSE FIRST FLUID END CONNECTION; Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS. 9 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.