The Pin,quick Release, cataloged under National Stock Number 5315-00-490-4632, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Southco, S. De R.l. De C.v. Government technical data includes 29 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-490-4632 |
| Primary Part Number | LG12ST29M |
| Item Name | Pin,quick Release |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Southco, S. De R.l. De C.v |
| Status | ACTIVE |
| Shank Diameter | 0.7470 INCHES MINIMUM AND 0.7485 INCHES MAXIMUM IN |
| Actuation Method | PUSH BUTTON |
| Detent to Tapered End Distance | 0.640 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN |
| Detent Quantity | 2 |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE DETENT |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE SPINDLE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE SHANK |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE HANDLE |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE COLLAR |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE BUTTON |
| Handle Length | 2.500 INCHES MINIMUM AND 3.100 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 | HOOK OR RING |
| Style Designator | T HANDLE |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE SPINDLE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE DETENT |
| Material Document and Classification | QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE HANDLE |
| Material Document and Classification | QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-T-6736 MIL SPEC SINGLE MATERIAL RESPONSE SHANK |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE BUTTON |
| Material Document and Classification | QQ-S-764 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-637 FED SPEC 2ND MATERIAL RESPONSE COLLAR |
| Grip Length | 2.900 INCHES MINIMUM AND 2.920 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM SPINDLE |
| Surface Treatment | CADMIUM BUTTON |
| Surface Treatment | CADMIUM SHANK |
| Surface Treatment | CADMIUM SPRING |
| 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 |
|---|---|
| LG12ST29M | Southco, S. De R.l. De C.v (MEX) |
| LG12ST1229 | Southco, S. De R.l. De C.v (MEX) |
| MS17985-1229 | Viba B.v. (NLD) |
| Reference | Meaning |
|---|---|
| LG12ST29M | 5/9 Secondary reference Southco Inc. |
| MS17985-1229 | 5/9 Secondary reference U.S. Government activity |
| MS17985-1229 | 3/2 Design control — primary reference U.S. Government activity |
| LG12ST1229 | 5/9 Secondary reference U.S. Government activity |
| LG12ST1229 | 5/9 Secondary reference Southco Inc. |
| SLS12AT29 | 5/9 Secondary reference Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok |
| LG12ST29M | 5/9 Secondary reference U.S. Government activity |
| BLS12TA29S | 5/9 Secondary reference U.S. Government activity |
NSN 5315-00-490-4632 is a Pin,quick Release, manufactured by Southco, S. De R.l. De C.v, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-490-4632 has 3 manufacturer part numbers on file: LG12ST29M (Southco, S. De R.l. De C.v), LG12ST1229 (Southco, S. De R.l. De C.v), MS17985-1229 (Viba B.v.).
Key specifications for LG12ST29M: Shank Diameter: 0.7470 INCHES MINIMUM AND 0.7485 INCHES MAXIMUM IN; Actuation Method: PUSH BUTTON; Detent to Tapered End Distance: 0.640 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN; Detent Quantity: 2. 29 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.