The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-448-0511, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-448-0511 |
| Primary Part Number | 56W44-SK-8504 PC 20 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Location | UNTHREADED END |
| First End Slot Width | 0.078 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Shank Length | 2.375 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Second End Relationship with First End | NOT IDENTICAL |
| Nominal Thread Size | 0.313 INCHES IN |
| Thread Class | 3A A |
| Material | STEEL COMP 4340 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 |
| Part Number | Manufacturer |
|---|---|
| 56W44-SK-8504 PC 20 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 56W44-SK8504 PC | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 5315-01-448-0511 is a Pin,shoulder,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-448-0511 has 1 manufacturer part number on file: 56W44-SK-8504 PC 20 (Naval Sea Systems Command).
Key specifications for 56W44-SK-8504 PC 20: First End Location: UNTHREADED END; First End Slot Width: 0.078 INCHES NOMINAL IN; First End Style: SLOTTED; Shank Length: 2.375 INCHES NOMINAL IN. 10 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.