The Nut,plain,cap, cataloged under National Stock Number 5310-00-780-9323, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-780-9323 |
| Primary Part Number | 28962-14 |
| Item Name | Nut,plain,cap |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Width Across Flats | 0.434 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hole Configuration Style | CONFIGURATION H |
| Material Document and Classification | AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Nut Height | 0.830 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.050 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | CAP |
| Thread Class | 2B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 416F OVERALL |
| Bearing Surface Type | WASHER FACED |
| Hole Type and Quantity | 2 DRILLED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-00-780-9323 is a Nut,plain,cap, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-780-9323 has 2 manufacturer part numbers on file: 28962-14 (Goodrich Control Systems Gmbh), 28962-14 (Triumph Engine Control Systems Llc).
Key specifications for 28962-14: Width Across Flats: 0.434 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN; Thread Series: UNF; Hole Configuration Style: CONFIGURATION H; Material Document and Classification: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 15 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.