The Washer,lock, cataloged under National Stock Number 5310-00-261-7435, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Litton Systems Inc. Div Navigation Systems Division. 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-261-7435 |
| Primary Part Number | 517045 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Litton Systems Inc. Div Navigation Systems Division |
| Status | CANCELLED |
| Material | COPPER ALLOY OVERALL |
| Style Designator | SPLIT HELICAL-RIGHT HAND |
| Material Thickness | 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Hole Diameter | 0.221 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN |
| Outside Diameter | 0.380 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nondefinitive Spec/std Data | E CLASS AND 2 STYLE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 517045 | Litton Systems Inc. Div Navigation Systems Division (USA) |
| B27-1 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| FF-W-84A | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| AN935B12 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
NSN 5310-00-261-7435 is a Washer,lock, manufactured by Litton Systems Inc. Div Navigation Systems Division, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-261-7435 has 4 cross-referenced part numbers: 517045 (Litton Systems Inc. Div Navigation Systems Division), B27-1 (American National Standards Institute Incorporated Dba American National Standards Institute), FF-W-84A (Federal Specifications Promulgated by General Services Administration Washington DC), AN935B12 (Aeronautical Standards Group Dept of Navy and Air Force).
There are 12 known substitutes for 5310-00-261-7435: 5310-00-184-8971, 5310-00-187-2417, 3030-00-529-0492 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 517045: Material: COPPER ALLOY OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Thickness: 0.056 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN; Hole Diameter: 0.221 INCHES MINIMUM AND 0.232 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-261-7435 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.