The Cap,quick Disconnect, cataloged under National Stock Number 4730-01-085-2644, 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 Swagelok Co. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-085-2644 |
| Primary Part Number | SS-QC4-SP |
| Item Name | Cap,quick Disconnect |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 CHAIN |
| Operating Pressure | 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| Quick Disconnect Nominal Size | 0.250 INCHES IN |
| Maximum Operating Temp | 250.0 FAHRENHEIT DEGF |
| Surface Treatment | PASSIVATE BODY |
| Material | STEEL BODY |
| Quick Disconnect Method | PUSH-PULL |
| 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 |
|---|---|
| SS-QC4-SP PRIMARY | Swagelok Co (USA) |
| CN0069-002 | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
| Reference | Meaning |
|---|---|
| VP-Q4V-SS | 5/9 Secondary reference U.S. Government activity |
| SC4730-0001-2 | 5/9 Secondary reference Drs Icas, Llc |
| SS-QC4-SP | 5/9 Secondary reference B.e.s.t. Ventil & Fitting Gmbh |
| VP-Q4V-SS | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupling Division |
| SC4730-0001 | 5/9 Secondary reference Drs Icas, Llc |
| 7010501-001 | 5/9 Secondary reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
NSN 4730-01-085-2644 is a Cap,quick Disconnect, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-085-2644 has 2 manufacturer part numbers on file: SS-QC4-SP (Swagelok Co), CN0069-002 (Northrop Grumman Corp Electronic Systems Defensive System Div).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-100-8870. Verify interchangeability with system specifications before substitution.
Key specifications for SS-QC4-SP: Furnished Items and Quantity: 1 CHAIN; Overall Length: 1.375 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN; Operating Pressure: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Quick Disconnect Nominal Size: 0.250 INCHES IN. 7 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.