The Pin,quick Release, cataloged under National Stock Number 5315-01-231-5378, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Boeing Distribution Services SAS. Government technical data includes 29 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-231-5378 |
| Primary Part Number | 51453C6R20NF |
| Item Name | Pin,quick Release |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Boeing Distribution Services SAS |
| Status | ACTIVE |
| Shank Diameter | 0.2331 INCHES MINIMUM AND 0.2346 INCHES MAXIMUM IN |
| Actuation Method | PUSH BUTTON |
| Detent to Tapered End Distance | 0.360 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN |
| Detent Quantity | 4 |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Actuation Type | PULL AND PUSH |
| Hardness Rating | 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM DETENT |
| Pin Attachment Type | RING OR HOOK |
| Style Designator | RING HANDLE |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE DETENT |
| Material Document and Classification | AMS5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS5657 ASSN STD 2ND MATERIAL RESPONSE SHANK |
| Material Document and Classification | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-764 FED SPEC 2ND MATERIAL RESPONSE HEAD |
| Material Document and Classification | AMS5673 ASSN STD 1ST MATERIAL RESPONSE OR QQ-W-423 FED SPEC 2ND MATERIAL RESPONSE SPRING |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE SPINDLE |
| Material Document and Classification | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-764 FED SPEC 2ND MATERIAL RESPONSE BUTTON |
| Material Document and Classification | QQ-W-423 FED SPEC 1ST MATERIAL RESPONSE OR AMS5673 ASSN STD 2ND MATERIAL RESPONSE HANDLE |
| Grip Length | 0.7874 INCHES MINIMUM AND 0.8074 INCHES MAXIMUM IN |
| Ring Handle Diameter | 1.125 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Shear Strength | 8008 DOUBLE POUNDS PER SQUARE INCH |
| Material | STEEL COMP 630 OR STEEL COMP 632 SHANK |
| Material | STEEL COMP 631 OR STEEL COMP 302 SPRING |
| Material | STEEL COMP 302 OR STEEL COMP 631 HANDLE |
| Material | STEEL COMP 630 SPINDLE |
| Material | STEEL COMP 440C DETENT |
| Material | STEEL COMP 302 OR STEEL COMP 303 BUTTON |
| Material | STEEL COMP 302 OR STEEL COMP 303 HEAD |
| Shoulder to Head End Distance | 0.935 INCHES MINIMUM IN |
| Head Diameter | 0.105 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 |
|---|---|
| 51453C6R20NF | Boeing Distribution Services SAS (FRA) |
| Reference | Meaning |
|---|---|
| 51453C6R20NF | 5/9 Secondary reference Klx Aerospace Solutions II SAS |
| 51453C6R20NF | 5/9 Secondary reference Tecnotec Sarl |
| 51453C6R20NF | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-231-5378 is a Pin,quick Release, manufactured by Boeing Distribution Services SAS, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-231-5378 has 1 manufacturer part number on file: 51453C6R20NF (Boeing Distribution Services SAS).
Key specifications for 51453C6R20NF: Shank Diameter: 0.2331 INCHES MINIMUM AND 0.2346 INCHES MAXIMUM IN; Actuation Method: PUSH BUTTON; Detent to Tapered End Distance: 0.360 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN; Detent Quantity: 4. 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.