The Pin,quick Release, cataloged under National Stock Number 5315-01-101-3569, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Qrp Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-101-3569 |
| Primary Part Number | ST9M530A4-10 |
| Item Name | Pin,quick Release |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Qrp Inc |
| Status | ACTIVE |
| Shank Diameter | 0.2470 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN |
| Actuation Method | PUSH BUTTON |
| Detent to Tapered End Distance | 0.400 INCHES MAXIMUM IN |
| Detent Quantity | 2 |
| Button Handle Diameter | 1.090 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN |
| Actuation Type | PUSH |
| Material Document and Classification | AMS 5643 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5657 ASSN STD 2ND MATERIAL RESPONSE SHANK |
| Material Document and Classification | AMS 5657 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5643 ASSN STD 1ST MATERIAL RESPONSE SPINDLE |
| Grip Length | 1.000 INCHES MINIMUM AND 1.020 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE SPINDLE |
| Surface Treatment | PASSIVATE SHANK |
| Material | STEEL COMP 630 OR STEEL COMP 631 SHANK |
| Material | STEEL COMP 630 OR STEEL COMP 631 SPINDLE |
| 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 |
|---|---|
| ST9M530A4-10 | Qrp Inc (USA) |
| ST9M530A4-10 | The Boeing Company Div Defense (USA) |
| LW1703A4-10 | Southco, S. De R.l. De C.v (MEX) |
| Reference | Meaning |
|---|---|
| LW1703A4-10 | 5/9 Secondary reference Southco Inc. |
| 52191A4-10 | 3/2 Design control — primary reference U.S. Government activity |
| LW1703A4-10 | 5/9 Secondary reference U.S. Government activity |
NSN 5315-01-101-3569 is a Pin,quick Release, manufactured by Qrp Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-101-3569 has 3 manufacturer part numbers on file: ST9M530A4-10 (Qrp Inc), ST9M530A4-10 (The Boeing Company Div Defense), LW1703A4-10 (Southco, S. De R.l. De C.v).
Key specifications for ST9M530A4-10: Shank Diameter: 0.2470 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN; Actuation Method: PUSH BUTTON; Detent to Tapered End Distance: 0.400 INCHES MAXIMUM IN; Detent Quantity: 2. 13 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.