The Washer,flat, cataloged under National Stock Number 5310-00-186-1373, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aeronautical Standards Group Dept of Navy and Air Force. Government technical data includes 8 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-186-1373 |
| Primary Part Number | AN902B20 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Aeronautical Standards Group Dept of Navy and Air Force |
| Status | ACTIVE |
| Center Hole Shape Style | ROUND |
| Thickness | 0.110 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC OVERALL |
| Overall Diameter | 1.729 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Hole Diameter | 1.509 INCHES NOMINAL IN |
| Hardness Rating | 68.0 SHORE DUROMETER A NOMINAL |
| Peripheral Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AN902B20 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5310-00-186-1373 is a Washer,flat, manufactured by Aeronautical Standards Group Dept of Navy and Air Force, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-186-1373 has 1 cross-referenced part number: AN902B20 (Aeronautical Standards Group Dept of Navy and Air Force).
There is 1 known substitute for 5310-00-186-1373: 5330-00-641-6645. Verify interchangeability with system specifications before substitution.
Key specifications for AN902B20: Center Hole Shape Style: ROUND; Thickness: 0.110 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC OVERALL; Overall Diameter: 1.729 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.