The Pin,straight,headless, cataloged under National Stock Number 5315-01-326-1278, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Clamshell Structures, Inc. Government technical data includes 3 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-326-1278 |
| Primary Part Number | 50-0027 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Clamshell Structures, Inc |
| Status | ACTIVE |
| Hole Arrangement Style | BOTH END DRILLED |
| Pin Overall Diameter | 1.0000 INCHES NOMINAL IN |
| Pin Overall Length | 8.000 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 |
|---|---|
| 50-0027 PRIMARY | Clamshell Structures, Inc (USA) |
NSN 5315-01-326-1278 is a Pin,straight,headless, manufactured by Clamshell Structures, Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-326-1278 has 1 manufacturer part number on file: 50-0027 (Clamshell Structures, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-412-6373. Verify interchangeability with system specifications before substitution.
Key specifications for 50-0027: Hole Arrangement Style: BOTH END DRILLED; Pin Overall Diameter: 1.0000 INCHES NOMINAL IN; Pin Overall Length: 8.000 INCHES NOMINAL IN. 3 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.