The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-00-371-9984, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-371-9984 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.000 INCHES ALL ENDS IN |
| Connection Style | PLAIN ALL ENDS |
| Mating End Identification | EVER-TITE COUPLING CO.INC,ADAPTER PART NO.E AND/OR PART NO.F AND/OR DUST CAP |
| Connection Type | THREADED INTERNAL PIPE FIRST FLUID END CONNECTION |
| Connection Type | INTERNAL QUICK DISCONNECT ALL ENDS |
| Style Designator | MALE COUPLING HALF |
| Features Provided | SAFETY LOCKING FEATURE |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Material | COPPER ALLOY BODY |
| Quick Disconnect Method | CAM-LOCKING ALL ENDS |
| Thread Series Designator | NPT ALL ENDS |
| Furnished Items | GASKET |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| B47526 | 5/9 Secondary reference Davey Compressor Co Div of Keco Industries Inc |
| B47526 | C/1 Advisory reference — outside the item-of-supply concept Drs Environmental Systems Inc |
| D1 | 3/9 Design control — primary reference U.S. Government activity |
| B5-45-3182 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-00-371-9984 is a Coupling Half,quick Disconnect, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6210-00-553-7777. Verify interchangeability with system specifications before substitution.
Key specifications for 4730-00-371-9984: Nominal Pipe Size Accommodated: 1.000 INCHES ALL ENDS IN; Connection Style: PLAIN ALL ENDS; Mating End Identification: EVER-TITE COUPLING CO.INC,ADAPTER PART NO.E AND/OR PART NO.F AND/OR DUST CAP; Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION. 12 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.