The Washer,key, cataloged under National Stock Number 5310-00-262-6178, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Meggitt Troy Inc. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-262-6178 |
| Primary Part Number | 130A0595 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Meggitt Troy Inc |
| Status | ACTIVE |
| External Straight Key Length | 0.164 INCHES NOMINAL0.164 INCHES NOMINAL IN |
| Overall Distance Including Keys | 0.430 INCHES NOMINAL0.430 INCHES NOMINAL IN |
| Style Designator | KEYKEY |
| Material Document and Classification | QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 0.266 INCHES NOMINAL0.266 INCHES NOMINAL IN |
| Material Thickness | 0.044 INCHES NOMINAL0.044 INCHES NOMINAL IN |
| External Straight Key Width | 0.125 INCHES MAXIMUM0.125 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALLCADMIUM OVERALL |
| Material | COPPER ALLOY OVERALL |
| Angle Between External Keys | 90.0 DEGREES NOMINAL90.0 DEGREES NOMINAL |
| Hole Diameter | 0.172 INCHES NOMINAL0.172 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 |
|---|---|
| 130A0595 PRIMARY | Meggitt Troy Inc (USA) |
NSN 5310-00-262-6178 is a Washer,key, manufactured by Meggitt Troy Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-262-6178 has 1 manufacturer part number on file: 130A0595 (Meggitt Troy Inc).
Key specifications for 130A0595: External Straight Key Length: 0.164 INCHES NOMINAL0.164 INCHES NOMINAL IN; Overall Distance Including Keys: 0.430 INCHES NOMINAL0.430 INCHES NOMINAL IN; Style Designator: KEYKEY; Material Document and Classification: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALLQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE 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.