The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-525-2946, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 26 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-525-2946 |
| Primary Part Number | LD122-0036-00011 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Surface Finish | 125.0 MICROINCHES OVERALL |
| First End Taper Length | 0.020 INCHES NOMINAL IN |
| First Step Diameter | 0.180 INCHES NOMINAL IN |
| Length | 0.080 INCHES NOMINAL SHOULDER IN |
| Surface Treatment Document and Classification | ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Third Step Diameter | 0.250 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Second Step Length | 0.225 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | ASTM A276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.150 INCHES NOMINAL IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Second Step Diameter | 0.279 INCHES NOMINAL IN |
| Shoulder Width Across Flats | 0.424 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Tip Radius | 0.050 INCHES NOMINAL IN |
| Second End Style | CHAMFERED |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Third Step Length | 0.500 INCHES NOMINAL 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 |
|---|---|
| LD122-0036-00011 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5315-01-525-2946 is a Pin,shoulder,headless, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-525-2946 has 1 manufacturer part number on file: LD122-0036-00011 (The Boeing Company Div Legacy Am&m).
Key specifications for LD122-0036-00011: Surface Finish: 125.0 MICROINCHES OVERALL; First End Taper Length: 0.020 INCHES NOMINAL IN; First Step Diameter: 0.180 INCHES NOMINAL IN; Length: 0.080 INCHES NOMINAL SHOULDER IN. 26 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.