The Pin,quick Release, cataloged under National Stock Number 5315-01-035-5534, 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 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-035-5534 |
| Primary Part Number | DLS3R04N |
| 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 | 0.410 INCHES MAXIMUM IN |
| Detent Quantity | 2 |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE RING |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE SPINDLE |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE SHANK |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE HEAD |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE BUTTON |
| Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE SPRING |
| Actuation Type | PULL AND PUSH |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL |
| Pin Attachment Type | HOOK |
| Style Designator | RING HANDLE |
| Material Document and Classification | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-T-6736 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-637 FED SPEC 2ND MATERIAL RESPONSE SPINDLE |
| Material Document and Classification | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-T-6736 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-W-637 FED SPEC 2ND MATERIAL RESPONSE SHANK |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE BUTTON |
| Material Document and Classification | QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE HEAD |
| Material Document and Classification | QQ-W-423 FED SPEC 1ST MATERIAL RESPONSE OR AMS 5673 17-7PH ASSN STD 3RD MATERIAL RESPONSE DETENT |
| Grip Length | 0.400 INCHES NOMINAL IN |
| Ring Handle Diameter | 1.000 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM SPINDLE |
| Surface Treatment | CADMIUM BUTTON |
| Surface Treatment | CADMIUM SHANK |
| Surface Treatment | PASSIVATE RING |
| Surface Treatment | CADMIUM SPRING |
| Surface Treatment | CADMIUM HEAD |
| Shear Strength | 4600 DOUBLE POUNDS PER SQUARE INCH |
| 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 |
|---|---|
| DLS3R04N | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| BLS3R04N | Satair A/s (DNK) |
| MS17990-304 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| LH3SR0400 | 5/9 Secondary reference Southco Inc. |
| LH3S-R-04M | 5/9 Secondary reference U.S. Government activity |
| LH3S-R-04M | 5/9 Secondary reference Southco Inc. |
| MS17990-304 | 3/2 Design control — primary reference U.S. Government activity |
| MS17990-304 | 5/9 Secondary reference U.S. Government activity |
| LH3SR0400 | 5/9 Secondary reference U.S. Government activity |
| BLS3R04N | 5/2 Secondary reference U.S. Government activity |
NSN 5315-01-035-5534 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 5315-01-035-5534 has 3 manufacturer part numbers on file: DLS3R04N (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok), BLS3R04N (Satair A/s), MS17990-304 (Fairchild Fasteners Europe - Vsd Gmbh).
Key specifications for DLS3R04N: Shank Diameter: 0.1870 INCHES MINIMUM AND 0.1885 INCHES MAXIMUM IN; Actuation Method: PUSH BUTTON; Detent to Tapered End Distance: 0.410 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.