The Nut,plain,cap, cataloged under National Stock Number 5310-00-939-1578, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-939-1578 |
| Primary Part Number | 77162 |
| Item Name | Nut,plain,cap |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Width Across Flats | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Hole Configuration Style | CONFIGURATION A |
| Thread Quantity Per Inch | 28 |
| Nominal Thread Size | 0.250 INCHES IN |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Drilled Hole Diameter | 0.052 INCHES NOMINAL IN |
| Thread Class | 3B |
| Thread Direction | RIGHT-HAND |
| Material Document and Classification | AMS 5612 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 410 OVERALL |
| Nut Height | 0.840 INCHES NOMINAL IN |
| Nut Style | CAP |
| Hole Type and Quantity | 4 DRILLED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 77162 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 5310-00-939-1578 is a Nut,plain,cap, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-939-1578 has 1 cross-referenced part number: 77162 (Triumph Engine Control Systems Llc).
There are 2 known substitutes for 5310-00-939-1578: 6740-00-116-4446, 4730-00-187-4232. Verify interchangeability with system specifications before substitution.
Key specifications for 77162: Width Across Flats: 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN; Thread Series: UNF; Hole Configuration Style: CONFIGURATION A; Thread Quantity Per Inch: 28. 15 total characteristics are documented in the Federal Logistics Information System.