The Nut,plain,extended Washer,hexago, cataloged under National Stock Number 5310-01-417-9008, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Argo Turboserve Corporation Div Argo Turboserve Corp.. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-417-9008 |
| Primary Part Number | 101A660AY-5 |
| Item Name | Nut,plain,extended Washer,hexago |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Argo Turboserve Corporation Div Argo Turboserve Corp. |
| Status | ACTIVE |
| Washer Outside Diameter | 2.190 INCHES NOMINAL IN |
| Width Across Flats | 1.440 INCHES NOMINAL IN |
| Thread Series | UN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.375 INCHES IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 8 |
| 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 |
|---|---|
| 101A660AY-5 PRIMARY | Argo Turboserve Corporation Div Argo Turboserve Corp. (USA) |
| Reference | Meaning |
|---|---|
| 101A660AY-5 | C/1 Advisory reference — outside the item-of-supply concept Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand |
| 101A660AY-5 | 3/9 Design control — primary reference General Electric Co Naval and Drive Turbine Systems Dept |
NSN 5310-01-417-9008 is a Nut,plain,extended Washer,hexago, manufactured by Argo Turboserve Corporation Div Argo Turboserve Corp., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-417-9008 has 1 manufacturer part number on file: 101A660AY-5 (Argo Turboserve Corporation Div Argo Turboserve Corp.).
Key specifications for 101A660AY-5: Washer Outside Diameter: 2.190 INCHES NOMINAL IN; Width Across Flats: 1.440 INCHES NOMINAL IN; Thread Series: UN; Thread Direction: RIGHT-HAND. 7 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.