The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-992-6447, 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 U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-992-6447 |
| Primary Part Number | 7263781 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.000 INCHES ALL ENDS IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| Connection Style | PLAIN ALL ENDS |
| Connection Type | EXTERNAL QUICK DISCONNECT ALL ENDS |
| Connection Type | THREADED EXTERNAL PIPE FIRST FLUID END CONNECTION |
| Style Designator | MALE COUPLING HALF |
| Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Leg Length | 0.681 INCHES NOMINAL IN |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Surface Treatment | CADMIUM BODY |
| Material | COPPER ALLOY BODY |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Thread Series Designator | NPTF 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 |
|---|---|
| 7263781 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 4730009926447 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4730-00-992-6447 is a Coupling Half,quick Disconnect, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-992-6447 has 1 manufacturer part number on file: 7263781 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 7263781: Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE BODY; Connection Style: PLAIN ALL ENDS; Connection Type: EXTERNAL QUICK DISCONNECT ALL ENDS. 13 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.