The Receptacle,quick Release Pin, cataloged under National Stock Number 5342-01-031-5242, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-031-5242 |
| Primary Part Number | 3M975-4S1-340 |
| Item Name | Receptacle,quick Release Pin |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| 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 |
|---|---|
| 3M975-4S1-340 | The Boeing Company Div Defense (USA) |
| 13QRP10-4S1-340 | Qrp Inc (USA) |
| Reference | Meaning |
|---|---|
| 52171-4S1-340 | 5/9 Secondary reference U.S. Government activity |
| 52171A4S1-340 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M590-4S1-340 | 5/9 Secondary reference The Boeing Company Div Defense |
| LN1764-4S1-340 | 5/9 Secondary reference U.S. Government activity |
NSN 5342-01-031-5242 is a Receptacle,quick Release Pin, manufactured by The Boeing Company Div Defense, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-031-5242 has 2 manufacturer part numbers on file: 3M975-4S1-340 (The Boeing Company Div Defense), 13QRP10-4S1-340 (Qrp Inc).
Key specifications for 3M975-4S1-340: Special Features: STEEL,CADMIUM PLATED,0.625 IN.W,1.250 IN.H,TWO 0.128 IN.DIAMETER MOUNTING HOLES,0.340 IN.SKIN THK; IN. 0 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.