The Pin,straight,headless, cataloged under National Stock Number 5315-00-558-9977, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Walker Screw Products Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-558-9977 |
| Primary Part Number | 2444818 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Walker Screw Products Inc |
| Status | ACTIVE |
| First End Style | ROUND |
| Material Document and Classification | MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pin Overall Diameter | 0.1835 INCHES MINIMUM AND 0.1845 INCHES MAXIMUM IN |
| Pin Overall Length | 0.858 INCHES MINIMUM AND 0.868 INCHES MAXIMUM IN |
| Second End Relationship with First End | IDENTICAL |
| Surface Treatment | CHROMIUM OVERALL |
| Material | STEEL COMP 303SE OVERALL |
| First End Outer Radius | 0.3125 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 |
|---|---|
| 2444818 | Walker Screw Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 2444818 | 3/2 Design control — primary reference U.S. Government activity |
| 2444818 | 5/9 Secondary reference The Boeing Company |
NSN 5315-00-558-9977 is a Pin,straight,headless, manufactured by Walker Screw Products Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-558-9977 has 1 manufacturer part number on file: 2444818 (Walker Screw Products Inc).
Key specifications for 2444818: First End Style: ROUND; Material Document and Classification: MIL-S-7720 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Pin Overall Diameter: 0.1835 INCHES MINIMUM AND 0.1845 INCHES MAXIMUM IN; Pin Overall Length: 0.858 INCHES MINIMUM AND 0.868 INCHES MAXIMUM IN. 8 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.