The Receptacle,quick Release Pin, cataloged under National Stock Number 5342-01-340-8669, 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. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-340-8669 |
| Primary Part Number | 3M975-4C2-120 |
| Item Name | Receptacle,quick Release Pin |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Body Diameter | 0.371 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Plate Thickness | 0.062 INCHES NOMINAL IN |
| Mounting Plate Type | FLUSH |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE HOUSING |
| Plate Diameter | 0.371 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN |
| Material Accommodated Thickness | 0.120 INCHES NOMINAL IN |
| Pin Accommodation Diameter | 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE HOUSING |
| Mounting Hole Diameter | 0.128 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Body Length | 1.250 INCHES NOMINAL IN |
| Mounting Hole Circle Diameter | 1.000 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE HOUSING |
| Mounting Plate Style | ROUND |
| Material | STEEL COMP 630 HOUSING |
| 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 |
|---|---|
| 3M975-4C2-120 | The Boeing Company Div Defense (USA) |
| 13QRP104C2-120 | Qrp Inc (USA) |
| Reference | Meaning |
|---|---|
| LW1764-4C2-120 | 5/9 Secondary reference Southco Inc. |
| 52171A4C2-120 | 3/2 Design control — primary reference U.S. Government activity |
| LW1764-4C2-120 | 5/9 Secondary reference U.S. Government activity |
NSN 5342-01-340-8669 is a Receptacle,quick Release Pin, manufactured by The Boeing Company Div Defense, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-340-8669 has 2 manufacturer part numbers on file: 3M975-4C2-120 (The Boeing Company Div Defense), 13QRP104C2-120 (Qrp Inc).
Key specifications for 3M975-4C2-120: Body Diameter: 0.371 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN; Plate Thickness: 0.062 INCHES NOMINAL IN; Mounting Plate Type: FLUSH; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE HOUSING. 14 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.