The Pin,cotter, cataloged under National Stock Number 5315-01-540-2105, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5315-01-540-2105 |
| Primary Part Number | 12443617-027 |
| Item Name | Pin,cotter |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Style Designator | STANDARD |
| Diameter | 0.156 INCHES NOMINAL IN |
| Underloop Length | 1.500 INCHES NOMINAL IN |
| Material | STEEL COMP 302 OVERALL |
| Point Type | EXTENDED PRONG SQUARE CUT |
| 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 |
|---|---|
| 12443617-027 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| Reference | Meaning |
|---|---|
| 12443617 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5315-01-540-2105 is a Pin,cotter, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-540-2105 has 1 manufacturer part number on file: 12443617-027 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-643-4616. Verify interchangeability with system specifications before substitution.
Key specifications for 12443617-027: Style Designator: STANDARD; Diameter: 0.156 INCHES NOMINAL IN; End Item Identification: 2330-01-508-7887; TRAILER, FLAT BED; Underloop Length: 1.500 INCHES NOMINAL IN. 5 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.