The Receptacle,quick Release Pin, cataloged under National Stock Number 5342-01-027-4787, 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 17 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-027-4787 |
| Primary Part Number | 3M975-4C1-100 |
| Item Name | Receptacle,quick Release Pin |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| 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-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE EJECTOR SPRING |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE RECEPTACLE PLATE |
| Center to Center Distance Between Mounting Holes | 0.625 INCHES NOMINAL IN |
| Pin Accommodation Diameter | 0.250 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN |
| Plate Width | 0.625 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material Document and Classification | AMS 5673 ASSN STD SINGLE MATERIAL RESPONSE EJECTOR SPRING |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE RECEPTACLE PLATE |
| Mounting Hole Diameter | 0.160 INCHES NOMINAL IN |
| Mounting Plate Style | OVAL |
| Material | STEEL COMP 630 OVERALL |
| Material | STEEL CORROSION RESISTING EJECTOR SPRING |
| Material | STEEL COMP 304 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 |
|---|---|
| 3M975-4C1-100 | The Boeing Company Div Defense (USA) |
| 13QPR10-4C1-100 | Qrp Inc (USA) |
| Reference | Meaning |
|---|---|
| 52171A4C1-100 | 3/2 Design control — primary reference U.S. Government activity |
| LW1764-4C1-100 | 5/9 Secondary reference U.S. Government activity |
| 52171-4C1-100 | 5/9 Secondary reference U.S. Government activity |
| ST3M590-4C1-100 | 5/9 Secondary reference The Boeing Company Div Defense |
| LW1764-4C1-10 | 5/9 Secondary reference Southco Inc. |
NSN 5342-01-027-4787 is a Receptacle,quick Release Pin, manufactured by The Boeing Company Div Defense, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-027-4787 has 2 manufacturer part numbers on file: 3M975-4C1-100 (The Boeing Company Div Defense), 13QPR10-4C1-100 (Qrp Inc).
Key specifications for 3M975-4C1-100: 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-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 17 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.