The Washer,lock, cataloged under National Stock Number 5310-01-477-1978, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Kohler Co.. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-477-1978 |
| Primary Part Number | X-22-12 |
| Item Name | Washer,lock |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Kohler Co. |
| Status | ACTIVE |
| Outside Diameter | 0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN |
| Material Thickness | 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Hole Diameter | 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Style Designator | FLAT EXTERNAL AND INTERNAL TEETH |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-01-477-1978 is a Washer,lock, manufactured by Kohler Co., classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-01-477-1978 has 2 cross-referenced part numbers: X-22-12 (Kohler Co.), X-18 (Kohler Co.).
There are 7 known substitutes for 5310-01-477-1978: 5306-00-276-8031, 5935-00-280-2889, 5110-00-555-4985 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for X-22-12: Outside Diameter: 0.725 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN; Special Features: MATERIAL: CARBON STEEL, HARDNESS 45-53 RC PER ANSI B27.1; Material Thickness: 0.032 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN; Hole Diameter: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN. 7 total characteristics are documented in the Federal Logistics Information System.