The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-851-2864, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kito Mfg Co. Ltd. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-851-2864 |
| Primary Part Number | 540922 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Kito Mfg Co. Ltd |
| Status | ACTIVE |
| Thread Series | UNF |
| Bearing Surface Type | CHAMFERED |
| Nominal Thread Size | 0.250 INCHES IN |
| Thread Quantity Per Inch | 28 |
| Nut Height | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 8740 OVERALL |
| Thread Pitch Diameters | +0.2150 TO 0.2227 INCHES IN |
| Width Across Flats | 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN |
| Nut Style | HEXAGON |
| Thread Direction | LEFT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 540922 | Kito Mfg Co. Ltd (JPN) |
| 540922 | Taylor Machine Works Inc (USA) |
| 540922 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 540922 | Kito Mfg Co. Ltd (JPN) |
| 540922 | Turbo Power & Marine System Inc Sub of United Technologies Corp (USA) |
| 540922 | Aerojet Rocketdyne of De, Inc (USA) |
| 540922 | Comet Mfg Co Inc (USA) |
NSN 5310-00-851-2864 is a Nut,plain,hexagon, manufactured by Kito Mfg Co. Ltd, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-851-2864 has 7 cross-referenced part numbers: 540922 (Kito Mfg Co. Ltd), 540922 (Taylor Machine Works Inc), 540922 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 540922 (Kito Mfg Co. Ltd), 540922 (Turbo Power & Marine System Inc Sub of United Technologies Corp) and 2 more.
There is 1 known substitute for 5310-00-851-2864: 5945-00-257-9128. Verify interchangeability with system specifications before substitution.
Key specifications for 540922: Thread Series: UNF; Bearing Surface Type: CHAMFERED; Nominal Thread Size: 0.250 INCHES IN; Thread Quantity Per Inch: 28. 12 total characteristics are documented in the Federal Logistics Information System.