The Pin,quick Release, cataloged under National Stock Number 5315-01-055-4074, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-055-4074 |
| Primary Part Number | GP510R-R10T18F |
| Item Name | Pin,quick Release |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.6210 INCHES MINIMUM AND 0.6235 INCHES MAXIMUM IN |
| Actuation Method | LEVER |
| Detent to Tapered End Distance | 0.500 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN |
| Detent Quantity | 4 |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SHANK |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPINDLE |
| Handle Length | 2.950 INCHES MAXIMUM IN |
| Actuation Type | PUSH |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM SPINDLE |
| Hardness Rating | 40.0 ROCKWELL C MINIMUM SHANK |
| Pin Attachment Type | HOOK OR RING |
| Style Designator | T HANDLE |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE SPINDLE |
| Material Document and Classification | AMS 5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5657 ASSN STD 2ND MATERIAL RESPONSE SHANK |
| Specification/standard Data | 26512-G+510R MANUFACTURERS SPECIFICATION |
| Grip Length | 1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE SPINDLE |
| Surface Treatment | PASSIVATE SHANK |
| Material | STEEL COMP 630 OR STEEL COMP 632 SHANK |
| Material | STEEL COMP 630 SPINDLE |
| Shoulder to Head End Distance | 1.730 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 |
| Part Number | Manufacturer |
|---|---|
| GP510R-R10T18F PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 50921R10T18FR | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 5315-01-055-4074 is a Pin,quick Release, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-055-4074 has 1 manufacturer part number on file: GP510R-R10T18F (Northrop Grumman Systems Corporation).
Key specifications for GP510R-R10T18F: Shank Diameter: 0.6210 INCHES MINIMUM AND 0.6235 INCHES MAXIMUM IN; Actuation Method: LEVER; Detent to Tapered End Distance: 0.500 INCHES MINIMUM AND 0.600 INCHES MAXIMUM IN; Detent Quantity: 4. 21 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.