The Washer,key, cataloged under National Stock Number 5310-01-165-5597, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Tridair Products. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Washer,key |
| FSC / FSG | 5310 — Nuts and Washers (FSG 53) |
| Manufacturers | Howmet Global Fastening Systems Inc. Div Tridair Products (CAGE 29372); Lockheed Martin Corp Electronics and Missiles Div (CAGE 09205); Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (CAGE 26916); Honeywell International Inc. Dba Honeywell International (CAGE 07187) |
| Parameter | Value |
|---|---|
| NSN | 5310-01-165-5597 |
| Primary Part Number | CA21062-08R |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Tridair Products |
| Status | ACTIVE |
| 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 |
|---|---|
| CA21062-08R PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| 906512-2 | Lockheed Martin Corp Electronics and Missiles Div (USA) |
| 076-007219-002 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| 8001655-2 | Honeywell International Inc. Dba Honeywell International (USA) |
| Reference | Meaning |
|---|---|
| 0N314132-1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 3603-0065-3 | 7/2 Vendor item drawing reference Mission Systems Orchard Park Inc |
| 7548668 PART 2 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-165-5597 is a Washer,key, manufactured by Howmet Global Fastening Systems Inc. Div Tridair Products, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-165-5597 has 4 manufacturer part numbers on file: CA21062-08R (Howmet Global Fastening Systems Inc. Div Tridair Products), 906512-2 (Lockheed Martin Corp Electronics and Missiles Div), 076-007219-002 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 8001655-2 (Honeywell International Inc. Dba Honeywell International).
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.