The Washer,flat, cataloged under National Stock Number 5310-00-445-5192, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Clark-Reliance Llc Dba Jerguson Gage & Valve. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-445-5192 |
| Primary Part Number | JMS-3241 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Clark-Reliance Llc Dba Jerguson Gage & Valve |
| Status | ACTIVE |
| Overall Diameter | 0.688 INCHES NOMINAL IN |
| Criticality Code Justification | FEAT |
| Material Document and Classification | QQ-S-775,TYPE 1,CL D FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Surface Treatment | ZINC OVERALL |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.406 INCHES NOMINAL IN |
| Thickness | 0.031 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| JMS-3241 PRIMARY | Clark-Reliance Llc Dba Jerguson Gage & Valve (USA) |
| Reference | Meaning |
|---|---|
| E236PC36 | 5/9 Secondary reference Clark-Reliance Llc Dba Jerguson Gage & Valve |
NSN 5310-00-445-5192 is a Washer,flat, manufactured by Clark-Reliance Llc Dba Jerguson Gage & Valve, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-445-5192 has 1 manufacturer part number on file: JMS-3241 (Clark-Reliance Llc Dba Jerguson Gage & Valve).
Key specifications for JMS-3241: Overall Diameter: 0.688 INCHES NOMINAL IN; Criticality Code Justification: FEAT; Material Document and Classification: QQ-S-775,TYPE 1,CL D FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: RECTANGULAR. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.