The Washer,key, cataloged under National Stock Number 5310-01-193-6897, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 8 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 | 5310-01-193-6897 |
| Primary Part Number | L1600203-003 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Internal Straight Key Width | 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.238 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Material Document and Classification | AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.200 INCHES NOMINAL IN |
| Material Thickness | 0.125 INCHES NOMINAL IN |
| Material | STEEL COMP 632 OVERALL |
| Internal Key Quantity | 1 |
| Hole Diameter | 0.635 INCHES MINIMUM AND 0.640 INCHES MAXIMUM 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 |
|---|---|
| L1600203-003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-01-193-6897 is a Washer,key, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-193-6897 has 1 manufacturer part number on file: L1600203-003 (The Boeing Company Div Legacy Am&m).
Key specifications for L1600203-003: Internal Straight Key Width: 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.238 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Material Document and Classification: AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.200 INCHES NOMINAL IN. 8 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.