The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-275-3498, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-275-3498 |
| Primary Part Number | F18 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Width Across Flats | 1.062 INCHES NOMINAL IN |
| Bearing Surface Type | FLAT |
| Thread Series | UNF |
| Thread Quantity Per Inch | 18 |
| Nominal Thread Size | 0.625 INCHES IN |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Material | COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL |
| Material Document and Classification | QQ-B-639 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| BS991PC11 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1254PC11 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1401PC6 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1021PC11 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| BS1400PC6 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| F18 PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
NSN 5310-00-275-3498 is a Nut,plain,hexagon, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-275-3498 has 6 cross-referenced part numbers: BS991PC11 (Circor Naval Solutions Llc Dba Warren Pumps), BS1254PC11 (Circor Naval Solutions Llc Dba Warren Pumps), BS1401PC6 (Circor Naval Solutions Llc Dba Warren Pumps), BS1021PC11 (Circor Naval Solutions Llc Dba Warren Pumps), BS1400PC6 (Circor Naval Solutions Llc Dba Warren Pumps) and 1 more.
There are 10 known substitutes for 5310-00-275-3498: 3110-00-108-9352, 5120-00-237-0978, 3455-00-313-6558 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for F18: Thread Direction: RIGHT-HAND; Width Across Flats: 1.062 INCHES NOMINAL IN; Bearing Surface Type: FLAT; Thread Series: UNF. 11 total characteristics are documented in the Federal Logistics Information System.