The Washer,flat, cataloged under National Stock Number 5310-00-559-2375, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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 | 5310-00-559-2375 |
| Primary Part Number | 5543A |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S |
| Status | ACTIVE |
| Hole Diameter | 0.620 INCHES NOMINAL IN |
| Thickness | 0.188 INCHES NOMINAL IN |
| Material | WOOL OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Center Hole Shape Style | ROUND |
| Overall Diameter | 0.875 INCHES NOMINAL IN |
| Peripheral Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5543A PRIMARY | Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S (USA) |
| S29414 PRIMARY | Bae Systems Land & Armaments L.p. (USA) |
| S29414 | Amz Alabama Inc. (USA) |
| 5945PL1211107 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
NSN 5310-00-559-2375 is a Washer,flat, manufactured by Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-559-2375 has 4 cross-referenced part numbers: 5543A (Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S), S29414 (Bae Systems Land & Armaments L.p.), S29414 (Amz Alabama Inc.), 5945PL1211107 (Jednolity Indeks Materialowy - Uniform Material Index).
There is 1 known substitute for 5310-00-559-2375: 6625-01-353-5577. Verify interchangeability with system specifications before substitution.
Key specifications for 5543A: Hole Diameter: 0.620 INCHES NOMINAL IN; Thickness: 0.188 INCHES NOMINAL IN; Material: WOOL OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 7 total characteristics are documented in the Federal Logistics Information System.