The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-181-2563, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 26 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-181-2563 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.138 INCHES NOMINAL IN |
| Second Shank Diameter | 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Undercut Width | 0.075 INCHES NOMINAL IN |
| First End Taper Length | 0.010 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Undercut Diameter | 0.100 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Second End Taper Angle | 40.0 DEGREES NOMINAL |
| Thread Length | 0.285 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Shank Length | 0.285 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| Material Document and Classification | ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Shoulder Diameter | 0.280 INCHES NOMINAL IN |
| Second Shank Length | 0.535 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Tip Radius | 0.015 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Second End Style | CHAMFERED |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| J75R0017-1 | 3/9 Design control — primary reference Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co |
| J75R0017-1 | C/1 Advisory reference — outside the item-of-supply concept Mcdonnell Douglas Corp Mcdonnell Douglas Aerospace Opns West |
NSN 5315-01-181-2563 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-181-2563: Shank Diameter: 0.138 INCHES NOMINAL IN; Second Shank Diameter: 0.1870 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN; Undercut Width: 0.075 INCHES NOMINAL IN; First End Taper Length: 0.010 INCHES MINIMUM AND 0.050 INCHES MAXIMUM 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.