The Pin,quick Release, cataloged under National Stock Number 5315-01-259-0316, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-01-259-0316 |
| Primary Part Number | SL19213A3B04R |
| Item Name | Pin,quick Release |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| Status | ACTIVE |
| Shank Diameter | 0.1870 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN |
| Actuation Method | PUSH BUTTON |
| Detent to Tapered End Distance | 0.180 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Detent Quantity | 2 |
| Surface Treatment Document and Classification | QQ-P-416,CL 2,TY 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,CL 2,TY 2 FED SPEC 2ND TREATMENT RESPONSE SHANK |
| Surface Treatment Document and Classification | QQ-P-416,CL 2,TY 1 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,CL 2,TY 2 FED SPEC 2ND TREATMENT RESPONSE SPINDLE |
| Button Handle Diameter | 1.200 INCHES MAXIMUM IN |
| Actuation Type | PUSH |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SHANK |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM SPINDLE |
| Pin Attachment Type | RING |
| Style Designator | BUTTON |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE SPINDLE |
| Material Document and Classification | MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE SHANK |
| Specification/standard Data | 26512-G+510R MANUFACTURERS SPECIFICATION CONTROL |
| Grip Length | 0.400 INCHES MINIMUM AND 0.420 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OR CADMIUM AND CHROMATE SPINDLE |
| Surface Treatment | CADMIUM OR CADMIUM AND CHROMATE SHANK |
| Shear Strength | 4600 DOUBLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 4130 SHANK |
| Material | STEEL COMP 4130 SPINDLE |
| Shoulder to Head End Distance | 0.830 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 |
|---|---|
| SL19213A3B04R PRIMARY | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| GP510R-A3B04 | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| 50921A3B04R | 3/2 Design control — primary reference U.S. Government activity |
| GP510R-A3B04 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5315-01-259-0316 is a Pin,quick Release, manufactured by Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-259-0316 has 2 manufacturer part numbers on file: SL19213A3B04R (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), GP510R-A3B04 (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
Key specifications for SL19213A3B04R: Shank Diameter: 0.1870 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN; Actuation Method: PUSH BUTTON; Detent to Tapered End Distance: 0.180 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN; Detent Quantity: 2. 22 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.