The Nut,plain,single Ball Seat,hexag, cataloged under National Stock Number 5310-00-251-6504, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pdi Ground Support Systems, Inc.. Government technical data includes 9 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-251-6504 |
| Primary Part Number | 13-904 |
| Item Name | Nut,plain,single Ball Seat,hexag |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Pdi Ground Support Systems, Inc. |
| Status | ACTIVE |
| Nut Style | SINGLE BALL SEAT, HEXAGON |
| Thread Direction | LEFT-HAND |
| Thread Series | UN |
| Thread Quantity Per Inch | 16 |
| Width Across Flats | 1.500 INCHES NOMINAL IN |
| Nut Height | 0.877 INCHES NOMINAL IN |
| Nominal Thread Size | 1.125 INCHES IN |
| Thread Class | 2B |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 13-904 PRIMARY | Pdi Ground Support Systems, Inc. (USA) |
NSN 5310-00-251-6504 is a Nut,plain,single Ball Seat,hexag, manufactured by Pdi Ground Support Systems, Inc., classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-251-6504 has 1 cross-referenced part number: 13-904 (Pdi Ground Support Systems, Inc.).
There are 9 known substitutes for 5310-00-251-6504: 4210-00-137-1965, 5120-00-293-0080, 5360-00-316-6437 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 13-904: Nut Style: SINGLE BALL SEAT, HEXAGON; Thread Direction: LEFT-HAND; Thread Series: UN; Thread Quantity Per Inch: 16. 9 total characteristics are documented in the Federal Logistics Information System.