The Washer,key, cataloged under National Stock Number 5310-00-941-0181, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Enjet Aero Manchester Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-941-0181 |
| Primary Part Number | 492466 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Enjet Aero Manchester Llc |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.412 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN |
| External Prebent Key Length | 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.585 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN |
| External Tapered Key Width | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Material Thickness | 0.038 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| External Key Quantity | 3 |
| External Prebent Key Width | 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN |
| Material | STEEL COMP 321 OVERALL |
| Hole Diameter | 0.401 INCHES MINIMUM AND 0.411 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 |
|---|---|
| 492466 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 492466 | Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring (USA) |
| 492466 PRIMARY | Enjet Aero Manchester Llc (USA) |
| Reference | Meaning |
|---|---|
| 492466 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
| 492466 | 5/2 Secondary reference U.S. Government activity |
NSN 5310-00-941-0181 is a Washer,key, manufactured by Enjet Aero Manchester Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-941-0181 has 3 manufacturer part numbers on file: 492466 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 492466 (Dcp Spring Acquisition Company, Inc. Dba New England Spring Div New England Spring), 492466 (Enjet Aero Manchester Llc).
Key specifications for 492466: Distance From Centerline to Inside of Prebent Key: 0.412 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN; External Prebent Key Length: 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN; Material Document and Classification: AMS5510 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 0.585 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN. 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.