The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-411-7156, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 23 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-411-7156 |
| Primary Part Number | 03A259-8-4-7 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Shank Diameter | 0.4925 INCHES MINIMUM AND 0.4930 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN |
| First End Taper Length | 0.050 INCHES NOMINAL IN |
| First End Location | UNTHREADED END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.580 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Shank Length | 0.872 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-S-763, COND B FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Second End Taper Length | 0.415 INCHES MINIMUM AND 0.455 INCHES MAXIMUM IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Second Shank Length | 0.830 INCHES NOMINAL IN |
| Shoulder Width Across Flats | 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Tip Radius | 0.060 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Material | STEEL COMP 302 OR STEEL COMP 303SE OR STEEL COMP 304 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 03A259-8-4-7 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| AIC943-8-4-7 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 11433C8-4-7 | Reid Products Inc. Dba Reid Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 03A259-8-4-7 | 5/2 Secondary reference U.S. Government activity |
| 03A259-8-4-7 | 3/9 Design control — primary reference The Boeing Company Div Defense |
NSN 5315-01-411-7156 is a Pin,shoulder,headless, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-411-7156 has 3 manufacturer part numbers on file: 03A259-8-4-7 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), AIC943-8-4-7 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 11433C8-4-7 (Reid Products Inc. Dba Reid Products Inc).
Key specifications for 03A259-8-4-7: Shank Diameter: 0.4925 INCHES MINIMUM AND 0.4930 INCHES MAXIMUM IN; Second Shank Diameter: 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN; First End Taper Length: 0.050 INCHES NOMINAL IN; First End Location: UNTHREADED END. 23 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.