The Receptacle,quick Release Pin, cataloged under National Stock Number 5342-01-366-2594, 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 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-366-2594 |
| Primary Part Number | 3M975-4C1-210 |
| Item Name | Receptacle,quick Release Pin |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Body Diameter | 0.375 INCHES NOMINAL IN |
| Plate Thickness | 0.062 INCHES NOMINAL IN |
| Plate Length | 1.570 INCHES NOMINAL IN |
| Mounting Plate Type | FLUSH |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Accommodated Thickness | 0.210 INCHES NOMINAL IN |
| Center to Center Distance Between Mounting Holes | 1.250 INCHES NOMINAL IN |
| Pin Accommodation Diameter | 0.250 INCHES NOMINAL IN |
| Plate Width | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE HOUSING |
| Material Document and Classification | AMS5673 ASSN STD 2ND MATERIAL RESPONSE RECEPTACLE MECHANISM |
| Material Document and Classification | QQ-S-766 FED SPEC ALL MATERIAL RESPONSES RECEPTACLE |
| Material Document and Classification | QQ-S-766 FED SPEC ALL MATERIAL RESPONSES RECEPTACLE PLATE |
| Material Document and Classification | QQ-S-766 FED SPEC ALL MATERIAL RESPONSES RETAINER |
| Mounting Hole Diameter | 0.166 INCHES NOMINAL IN |
| Body Length | 1.250 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Mounting Plate Style | OVAL |
| Material | STEEL CORROSION RESISTING RECEPTACLE |
| Material | STEEL CORROSION RESISTING HOUSING |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL CORROSION RESISTING RECEPTACLE MECHANISM |
| Material | STEEL CORROSION RESISTING RECEPTACLE PLATE |
| 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 |
|---|---|
| 3M975-4C1-210 | The Boeing Company Div Defense (USA) |
| 13QPR10-4C1-210 | Qrp Inc (USA) |
| Reference | Meaning |
|---|---|
| LW1764AC1-210 | 5/9 Secondary reference U.S. Government activity |
| 52171A4C1-210 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5342-01-366-2594 is a Receptacle,quick Release Pin, manufactured by The Boeing Company Div Defense, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-366-2594 has 2 manufacturer part numbers on file: 3M975-4C1-210 (The Boeing Company Div Defense), 13QPR10-4C1-210 (Qrp Inc).
Key specifications for 3M975-4C1-210: Body Diameter: 0.375 INCHES NOMINAL IN; Plate Thickness: 0.062 INCHES NOMINAL IN; Plate Length: 1.570 INCHES NOMINAL IN; Mounting Plate Type: FLUSH. 23 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.