The Coupling Half,quick Disconnect, cataloged under National Stock Number 4730-01-230-9922, 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 Tuthill Corp Hansen Coupling Div. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-230-9922 |
| Primary Part Number | SERIES 1-HK-B1-H11 |
| Item Name | Coupling Half,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tuthill Corp Hansen Coupling Div |
| Status | ACTIVE |
| Connection Style | PLAIN ALL ENDS |
| Mating End Identification | HANSEN MFG CO. COUPLING HALF,QUICK DISCONNECT,P/N B1-K11 |
| 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 |
| Purchase Description Identification | 30958-77376-000 |
| Nominal Thread Size | 0.125 INCHES ALL ENDS IN |
| Material | COPPER ALLOY BODY |
| Quick Disconnect Method | PUSH-LOCK 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 |
|---|---|
| SERIES 1-HK-B1-H11 | Tuthill Corp Hansen Coupling Div (USA) |
| Reference | Meaning |
|---|---|
| 77376-000 | 3/9 Design control — primary reference Gaymar Industries Inc |
NSN 4730-01-230-9922 is a Coupling Half,quick Disconnect, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-230-9922 has 1 manufacturer part number on file: SERIES 1-HK-B1-H11 (Tuthill Corp Hansen Coupling Div).
Key specifications for SERIES 1-HK-B1-H11: Connection Style: PLAIN ALL ENDS; Mating End Identification: HANSEN MFG CO. COUPLING HALF,QUICK DISCONNECT,P/N B1-K11; Connection Type: THREADED INTERNAL PIPE FIRST FLUID END CONNECTION; Connection Type: INTERNAL QUICK DISCONNECT ALL ENDS. 11 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.