The Nut,plain,cap, cataloged under National Stock Number 5310-00-678-9501, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Falls Filtration Technologies, Inc.. Government technical data includes 11 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 | 5310-00-678-9501 |
| Primary Part Number | 21750 |
| Item Name | Nut,plain,cap |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Falls Filtration Technologies, Inc. |
| Status | ACTIVE |
| Surface Treatment | CADMIUM OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Bearing Surface Type | WASHER FACED |
| Thread Quantity Per Inch | 20 |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Width Across Flats | 0.562 INCHES NOMINAL IN |
| Thread Class | 2B |
| Nut Style | CAP |
| Nut Height | 0.625 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 21750 PRIMARY | Falls Filtration Technologies, Inc. (USA) |
NSN 5310-00-678-9501 is a Nut,plain,cap, manufactured by Falls Filtration Technologies, Inc., classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-678-9501 has 1 cross-referenced part number: 21750 (Falls Filtration Technologies, Inc.).
There are 9 known substitutes for 5310-00-678-9501: 5977-00-165-0791, 5345-00-270-8584, 5120-00-288-6468 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for 21750: Surface Treatment: CADMIUM OVERALL; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.250 INCHES IN; Bearing Surface Type: WASHER FACED. 11 total characteristics are documented in the Federal Logistics Information System.