The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-199-6578, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Komatsu America Corporation. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-199-6578 |
| Primary Part Number | 25055 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Komatsu America Corporation |
| Status | CANCELLED |
| Thread Class | 2B |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Countersink Angle | 120.0 DEGREES NOMINAL NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Bearing Surface Type | WASHER FACED |
| Nut Style | HEXAGON |
| Width Across Flats | 1.062 INCHES NOMINAL IN |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Counterbore Diameter | 0.812 INCHES MINIMUM AND 0.844 INCHES MAXIMUM NUT IN |
| Material | STEEL COMP 1019 OVERALL |
| Thread Series | UNF |
| Thread Quantity Per Inch | 16 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25055 PRIMARY | Komatsu America Corporation (USA) |
| D25055 | Komatsu America Corporation (USA) |
| 72R15 | Oshkosh Defense Llc (USA) |
| 72R15 | Oshkosh Corp (USA) |
| 0249102 | General Motors Corp (USA) |
| 40651 | Terex Corp (USA) |
| 0249102 | General Motors Llc Dba General Motors Llc (USA) |
| 0249102 | Terex Corp (USA) |
NSN 5310-00-199-6578 is a Nut,plain,hexagon, manufactured by Komatsu America Corporation, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-199-6578 has 8 cross-referenced part numbers: 25055 (Komatsu America Corporation), D25055 (Komatsu America Corporation), 72R15 (Oshkosh Defense Llc), 72R15 (Oshkosh Corp), 0249102 (General Motors Corp) and 3 more.
There are 12 known substitutes for 5310-00-199-6578: 2810-00-037-3498, 1560-00-122-4117, 6220-00-183-0363 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25055: Thread Class: 2B; Nut Height: 0.250 INCHES NOMINAL IN; Countersink Angle: 120.0 DEGREES NOMINAL NUT; Thread Direction: RIGHT-HAND. 13 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-199-6578 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.