The Washer,flat, cataloged under National Stock Number 5310-00-684-3168, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-684-3168 |
| Primary Part Number | 170725 |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES ALL SURFACES |
| Overall Diameter | 1.469 INCHES NOMINAL IN |
| Hardness Rating | 56.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM |
| Cross-Sectional Shape Style | RECTANGULAR |
| Features Provided | CASEHARDENED |
| Peripheral Shape Style | ROUND |
| Material | STEEL COMP 1015 OVERALL |
| Center Hole Shape Style | ROUND |
| Hole Diameter | 0.875 INCHES NOMINAL IN |
| Thickness | 0.104 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 170725 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
NSN 5310-00-684-3168 is a Washer,flat, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-684-3168 has 1 manufacturer part number on file: 170725 (Eaton Aerospace, Llc Dba Jackson South).
Key specifications for 170725: Surface Finish: 63.0 MICROINCHES ALL SURFACES; Overall Diameter: 1.469 INCHES NOMINAL IN; Hardness Rating: 56.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM; Cross-Sectional Shape Style: RECTANGULAR. 10 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.