The Washer,keyway, cataloged under National Stock Number 5310-00-146-4576, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 8 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-146-4576 |
| Primary Part Number | 2RV241X1-348 |
| Item Name | Washer,keyway |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Distance From Centerline to Bottom of Internal Keyway | 0.462 INCHES NOMINAL IN |
| Internal Keyway Width | 0.163 INCHES NOMINAL IN |
| Outside Diameter | 1.255 INCHES NOMINAL IN |
| Internal Keyway Quantity | 1 |
| Material Thickness | 0.225 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Diameter | 0.675 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 |
|---|---|
| 2RV241X1-348 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| 2RV241X1-173 | 5/9 Secondary reference Ingersoll Rand Co |
| W242447PC22 | 5/9 Secondary reference Ingersoll Rand Co |
| W218167PC14 | 5/9 Secondary reference Ingersoll Rand Co |
| 2RV241X1-348 | 3/9 Design control — primary reference U.S. Government activity |
| W1CMRVM500X3PC241A | 5/9 Secondary reference Ingersoll Rand Co |
| 2RV241X1-268 | 5/9 Secondary reference Ingersoll Rand Co |
| W2CRV500X14PC241A | 5/9 Secondary reference Ingersoll Rand Co |
| W1CMRVM500X2PC241A | 5/9 Secondary reference Ingersoll Rand Co |
NSN 5310-00-146-4576 is a Washer,keyway, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-146-4576 has 1 manufacturer part number on file: 2RV241X1-348 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for 2RV241X1-348: Distance From Centerline to Bottom of Internal Keyway: 0.462 INCHES NOMINAL IN; Internal Keyway Width: 0.163 INCHES NOMINAL IN; Outside Diameter: 1.255 INCHES NOMINAL IN; Internal Keyway Quantity: 1. 8 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.