The Coupling Assembly,quick Disconne, cataloged under National Stock Number 4730-00-020-8993, 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 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-020-8993 |
| Primary Part Number | LL8HK3636 |
| Item Name | Coupling Assembly,quick Disconne |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tuthill Corp Hansen Coupling Div |
| Status | ACTIVE |
| Connection Style | PLAIN FIRST FLUID END CONNECTION |
| Style Designator | COUPLING ASSEMBLY |
| Operating Pressure | 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Operating Pressure | 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS |
| Leg Length | 0.781 INCHES NOMINAL IN |
| Features Provided | SELF-SEALING |
| Nominal Thread Size | 1.000 INCHES FIRST FLUID END CONNECTION IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Quick Disconnect Method | PUSH-PULL ALL ENDS |
| Thread Series Designator | NPT FIRST FLUID END CONNECTION |
| 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 |
|---|---|
| LL8HK3636 PRIMARY | Tuthill Corp Hansen Coupling Div (USA) |
| Reference | Meaning |
|---|---|
| SSH8 62-63 | 5/9 Secondary reference U.S. Government activity |
| 3009900928 | 5/9 Secondary reference Navcom Defense Electronics, Inc. |
NSN 4730-00-020-8993 is a Coupling Assembly,quick Disconne, manufactured by Tuthill Corp Hansen Coupling Div, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-020-8993 has 1 manufacturer part number on file: LL8HK3636 (Tuthill Corp Hansen Coupling Div).
Key specifications for LL8HK3636: Connection Style: PLAIN FIRST FLUID END CONNECTION; Style Designator: COUPLING ASSEMBLY; Overall Length: 5.781 INCHES NOMINAL IN; Operating Pressure: 800.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS. 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.