The Pin,quick Release, cataloged under National Stock Number 5315-01-227-4227, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-227-4227 |
| Item Name | Pin,quick Release |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN |
| Detent to Tapered End Distance | 0.284 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN |
| Detent Quantity | 2 |
| Actuation Type | PULL |
| Supplementary Features | 5340-476-5179,TGRI-50012/2-MOD/AIR/ |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM DETENT |
| Pin Attachment Type | RING |
| Style Designator | RING HANDLE |
| Material Document and Classification | AMS 5673 ASSN STD 1ST MATERIAL RESPONSE OR QQ-W-423 FED SPEC 2ND MATERIAL RESPONSE SPRING |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE DETENT |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE SHANK |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE HEAD |
| Material Document and Classification | AMS 5673 ASSN STD 1ST MATERIAL RESPONSE OR QQ-W-423 FED SPEC 2ND MATERIAL RESPONSE RING |
| Specification/standard Data | 81349-MIL-P-45952 GOVERNMENT SPECIFICATION |
| Grip Length | 1.203 INCHES MINIMUM AND 1.223 INCHES MAXIMUM IN |
| Ring Handle Diameter | 0.187 INCHES MINIMUM IN |
| Shear Strength | 45000 DOUBLE POUND |
| Material | STEEL COMP 631 OR STEEL COMP 302 SPRING |
| Material | STEEL COMP 440C DETENT |
| Material | STEEL COMP 303 HEAD |
| Material | STEEL COMP 303 SHANK |
| Material | STEEL COMP 631 OR STEEL COMP 302 RING |
| Shoulder to Head End Distance | 0.562 INCHES MAXIMUM IN |
| Head Diameter | 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M45952/1-C4-12 | 2/2 Government specification standardization U.S. Government activity |
| 5315012274227 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MIL-P-45952 | 4/1 Identification reference U.S. Government activity |
| C1232C4-12 | 5/2 Secondary reference U.S. Government activity |
| BLC4-12 | 5/1 Secondary reference U.S. Government activity |
| C801C4-12S | 5/1 Secondary reference Qrp Inc |
NSN 5315-01-227-4227 is a Pin,quick Release, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-227-4227: Shank Diameter: 0.248 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN; Detent to Tapered End Distance: 0.284 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN; Detent Quantity: 2; Actuation Type: PULL. 24 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.