The Washer,key, cataloged under National Stock Number 5310-00-689-9951, 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 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-689-9951 |
| Primary Part Number | 71707 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Triumph Engine Control Systems Llc |
| Status | ACTIVE |
| Internal Straight Key Width | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Style Designator | KEY |
| External Key Quantity | 7 |
| Material Thickness | 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.054 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Outside Diameter | 0.410 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN |
| Hole Diameter | 0.252 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN |
| Internal Key Quantity | 1 |
| Material | STEEL OVERALL |
| Surface Treatment | OXIDE FILM OVERALL |
| External Straight Key Width | 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 71707 PRIMARY | Triumph Engine Control Systems Llc (USA) |
NSN 5310-00-689-9951 is a Washer,key, manufactured by Triumph Engine Control Systems Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-689-9951 has 1 cross-referenced part number: 71707 (Triumph Engine Control Systems Llc).
There are 3 known substitutes for 5310-00-689-9951: 5945-00-103-7664, 6645-00-115-3206, 5840-01-094-4326. Verify interchangeability with system specifications before substitution.
Key specifications for 71707: Internal Straight Key Width: 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Material Document and Classification: AMS5516 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Style Designator: KEY; External Key Quantity: 7. 13 total characteristics are documented in the Federal Logistics Information System.