The Pin,grooved,headless, cataloged under National Stock Number 5315-00-052-8036, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-00-052-8036 |
| Primary Part Number | 74841 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Undercut Width | 0.080 INCHES NOMINAL IN |
| Undercut Diameter | 0.1134 INCHES NOMINAL IN |
| First End Location | BOTH ENDS |
| First End Style | SQUARE |
| Hardness Rating | 42.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| Style Designator | GROOVE |
| Material Document and Classification | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.187 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 0.920 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Undercut Radius | 0.038 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5315-00-052-8036 is a Pin,grooved,headless, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-052-8036 has 2 manufacturer part numbers on file: 74841 (Triumph Engine Control Systems Llc), 74841 (Goodrich Control Systems Gmbh).
2 possible matches (shared part number, not a government interchangeability claim): 5995-00-171-3140, 2920-00-933-6993. Verify interchangeability with system specifications before substitution.
Key specifications for 74841: Undercut Width: 0.080 INCHES NOMINAL IN; Undercut Diameter: 0.1134 INCHES NOMINAL IN; First End Location: BOTH ENDS; First End Style: SQUARE. 13 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.