The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-111-4121, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-01-111-4121 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN |
| Surface Finish | 63.0 MICROINCHES OVERALL |
| First End Location | THREADED END |
| Hole Arrangement Style | DRILLED THRU CENTER |
| Thread Length | 0.500 INCHES NOMINAL IN |
| First End Style | SQUARE |
| First Hole Diameter | 0.1600 INCHES NOMINAL IN |
| Shank Length | 0.250 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-C-00465 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Shoulder Diameter | 0.500 INCHES NOMINAL IN |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | COPPER OR COPPER ALLOY 642 OR COPPER ALLOY 606 OR COPPER ALLOY 614 OR COPPER ALLOY 630 OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 87684-1504 ITEM 26 | 5/2 Secondary reference U.S. Government activity |
| 412-4678004 ITEM 26 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-111-4121 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-111-4121: Shank Diameter: 0.246 INCHES MINIMUM AND 0.248 INCHES MAXIMUM IN; Surface Finish: 63.0 MICROINCHES OVERALL; First End Location: THREADED END; Hole Arrangement Style: DRILLED THRU CENTER. 19 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.