The Washer,key, cataloged under National Stock Number 5310-00-618-2002, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Triumph Engine Control Systems Llc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-618-2002 |
| Primary Part Number | 25785 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Hole Diameter | 0.409 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN |
| Internal Key Quantity | 1 |
| Material Thickness | 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.168 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| Surface Treatment | OXIDE FILM OVERALL |
| Internal Straight Key Width | 0.047 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Heat Treatment | O-ANNEALED, RECRYSTALLIZED |
| Material Document and Classification | AMS5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Finish | 63.0 MICROINCHES TOP |
| Style Designator | KEY |
| Surface Finish | 63.0 MICROINCHES BOTTOM |
| Outside Diameter | 0.530 INCHES MINIMUM AND 0.540 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-618-2002 is a Washer,key, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-618-2002 has 2 cross-referenced part numbers: 25785 (Triumph Engine Control Systems Llc), 25785 (Goodrich Control Systems Gmbh).
There are 2 known substitutes for 5310-00-618-2002: 5962-00-308-9782, 5315-00-364-4941. Verify interchangeability with system specifications before substitution.
Key specifications for 25785: Hole Diameter: 0.409 INCHES MINIMUM AND 0.415 INCHES MAXIMUM IN; Internal Key Quantity: 1; Material Thickness: 0.028 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.168 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.