The Washer,flat, cataloged under National Stock Number 5310-00-595-6927, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lorad Inc. Government technical data includes 11 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: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-595-6927 |
| Primary Part Number | A11257 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Lorad Inc |
| Status | CANCELLED |
| Peripheral Shape Style | ROUND |
| Material | STEEL OVERALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment Document and Classification | QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.156 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | A TYPE AND 1 GRADE AND E CLASS |
| Overall Diameter | 0.312 INCHES NOMINAL IN |
| Thickness | 0.027 INCHES MINIMUM AND 0.048 INCHES MAXIMUM IN |
| Surface Treatment | NICKEL OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A11257 | Lorad Inc |
| FFW92TYPEAGRADE1CLASSE | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 1JA2631H30 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| A11257 | The Boeing Company Div Defense (USA) |
NSN 5310-00-595-6927 is a Washer,flat, manufactured by Lorad Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-595-6927 has 4 cross-referenced part numbers: A11257 (Lorad Inc), FFW92TYPEAGRADE1CLASSE (Federal Specifications Promulgated by General Services Administration Washington DC), 1JA2631H30 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), A11257 (The Boeing Company Div Defense).
There is 1 known substitute for 5310-00-595-6927: 5999-00-775-7615. Verify interchangeability with system specifications before substitution.
Key specifications for A11257: Peripheral Shape Style: ROUND; Material: STEEL OVERALL; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment Document and Classification: QQ-N-290 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-595-6927 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.