The Washer,key, cataloged under National Stock Number 5310-00-286-9662, 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 11 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-286-9662 |
| Primary Part Number | 2W11-6 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| External Straight Key Length | 0.157 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Overall Distance Including Keys | 0.875 INCHES NOMINAL IN |
| Material Document and Classification | QQ-S-698 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Outside Diameter | 0.552 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| External Straight Key Width | 0.250 INCHES NOMINAL IN |
| External Key Quantity | 4 |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL |
| Hole Diameter | 0.391 INCHES MINIMUM AND 0.401 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 |
|---|---|
| 2W11-6 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-00-286-9662 is a Washer,key, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-286-9662 has 1 manufacturer part number on file: 2W11-6 (The Boeing Company Div Legacy Am&m).
2 possible matches (shared part number, not a government interchangeability claim): 5930-00-421-6306, 2930-01-147-4182. Verify interchangeability with system specifications before substitution.
Key specifications for 2W11-6: External Straight Key Length: 0.157 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Overall Distance Including Keys: 0.875 INCHES NOMINAL IN; Material Document and Classification: QQ-S-698 FED SPEC ALL MATERIAL RESPONSES OVERALL. 11 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.