The Pin,quick Release, cataloged under National Stock Number 5315-01-044-0881, 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 30 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-044-0881 |
| Primary Part Number | DLS6R18N |
| 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 | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| Actuation Method | PUSH BUTTON |
| Detent to Tapered End Distance | 0.510 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 2 FED SPEC SINGLE TREATMENT RESPONSE SHANK |
| Surface Treatment Document and Classification | MIL-A-8625,TY 1 OR 2,CL 1 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541,CL 1 MIL SPEC 2ND TREATMENT RESPONSE OR QQ-P-416,TY 2,CL 2 FED SPEC 3RD TREATMENT RESPONSE TOGGLE |
| Surface Treatment Document and Classification | Q-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P- 35 FED SPEC 2ND TREATMENT RESPONSE HEAD |
| Actuation Type | PULL AND PUSH |
| Pin Attachment Type | HOOK OR RING |
| Style Designator | RING HANDLE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE DETENT |
| 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 | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR QQ-S-637 FED SPEC 2ND MATERIAL RESPONSE HEAD |
| Material Document and Classification | QQ-A-225/5 FED SPEC 1ST MATERIAL RESPONSE OR QQ-A-225/6 FED SPEC 2ND MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE OR QQ-S-637 FED SPEC 4TH MATERIAL RESPONSE TOGGLE |
| Material Document and Classification | QQ-W-423 FED SPEC 1ST MATERIAL RESPONSE OR AMS 5673 ASSN STD 2ND MATERIAL RESPONSE HANDLE |
| Grip Length | 1.800 INCHES MINIMUM AND 1.820 INCHES MAXIMUM IN |
| Ring Handle Diameter | 1.000 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 2 TYPE AND 4 STYLE |
| Surface Treatment | CADMIUM SHANK |
| Surface Treatment | PASSIVATE DETENT |
| Surface Treatment | ANODIZE OR OXIDE FILM OR CADMIUM TOGGLE |
| Surface Treatment | CADMIUM OR PASSIVATE HEAD |
| Shear Strength | 18400 DOUBLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 302 OR STEEL COMP 631 HANDLE |
| Material | STEEL COMP 4130 SHANK |
| Material | STEEL COMP 440C DETENT |
| Material | ALUMINUM ALLOY 2017 OR ALUMINUM ALLOY 2024 OR STEEL COMP 4130 OR STEEL TOGGLE |
| Material | STEEL COMP 4130 OR STEEL HEAD |
| Shoulder to Head End Distance | 1.000 INCHES MINIMUM 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 |
|---|---|
| DLS6R18N | Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok (USA) |
| Reference | Meaning |
|---|---|
| LH6SR1800 | 5/2 Secondary reference U.S. Government activity |
| LH6S-R-18M | 5/2 Secondary reference U.S. Government activity |
| MS17990-618 | 5/9 Secondary reference U.S. Government activity |
| BLS6R18N | 3/2 Design control — primary reference U.S. Government activity |
| MIL-P-23460 | 4/1 Identification reference U.S. Government activity |
| MS17990-618 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-044-0881 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 5315-01-044-0881 has 1 manufacturer part number on file: DLS6R18N (Space-Lok, Inc. Dba Space-Lok Inc Div Space-Lok).
Key specifications for DLS6R18N: Shank Diameter: 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; Actuation Method: PUSH BUTTON; Detent to Tapered End Distance: 0.510 INCHES MAXIMUM IN; Detent Quantity: 2. 30 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.