The Nut,plain,cap, cataloged under National Stock Number 5310-00-274-9751, 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 11 specifications, cited from the U.S. Government catalog. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 42 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-274-9751 |
| Primary Part Number | 216404PC13 |
| Item Name | Nut,plain,cap |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Width Across Flats | 1.062 INCHES NOMINAL IN |
| Thread Series | UNF |
| Material Document and Classification | QQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Nut Height | 1.312 INCHES NOMINAL IN |
| Nut Style | CAP |
| Thread Class | 3B |
| Thread Quantity Per Inch | 18 |
| Material | COPPER ALLOY 510 OR COPPER ALLOY 524 OR COPPER ALLOY 544 OVERALL |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| 216404PC13 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 216366PC13 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| W218167PC13 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 215963PC13 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 215906PC23 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 215905PC23 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 216733PC26 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 215907PC23 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| 216366PC13 | 5/9 Secondary reference U.S. Government activity |
| 215907PC23 | 5/9 Secondary reference U.S. Government activity |
| W150RVH500X3PC126 | 5/9 Secondary reference Ingersoll Rand Co |
| 2RV126GX1-173 | 5/9 Secondary reference Ingersoll-Rand Co Standard Pump-Aldrich Div |
| W1MRV500X5PC126 | 5/9 Secondary reference Ingersoll Rand Co |
| 216733PC26 | 5/9 Secondary reference U.S. Government activity |
| 2RV126GX1-173 | 5/9 Secondary reference Ingersoll Rand Co |
| Z2RV126GX1-173 | 5/9 Secondary reference Ingersoll Rand Co |
| 215963PC13 | 5/9 Secondary reference Ingersoll Rand Co |
| 2RV126GX1-673 | 5/9 Secondary reference Ingersoll-Rand Co Standard Pump-Aldrich Div |
| W1MRV500X5PC126 | 5/9 Secondary reference Ingersoll-Rand Co Standard Pump-Aldrich Div |
| 215907PC23 | 5/9 Secondary reference Ingersoll Rand Co |
| 2RV126GX1-467 | 5/9 Secondary reference Ingersoll Rand Co |
| Z2RV126GX1 | 5/9 Secondary reference Ingersoll Rand Co |
| 215905PC23 | 5/9 Secondary reference U.S. Government activity |
| W218167PC13 | 5/9 Secondary reference U.S. Government activity |
| 215963PC13 | 5/9 Secondary reference U.S. Government activity |
| 215906PC23 | 5/9 Secondary reference U.S. Government activity |
| W1CMRVM500X2PC126 | 5/9 Secondary reference Ingersoll-Rand Co Standard Pump-Aldrich Div |
| 216404PC13 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-00-274-9751 is a Nut,plain,cap, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-274-9751 has 8 manufacturer part numbers on file: 216404PC13 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 216366PC13 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), W218167PC13 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 215963PC13 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 215906PC23 (Curtiss-Wright Electro-Mechanical Corporation Div Epd) and 3 more.
Key specifications for 216404PC13: Width Across Flats: 1.062 INCHES NOMINAL IN; Thread Series: UNF; Material Document and Classification: QQ-B-750 FED SPEC ALL MATERIAL RESPONSES OVERALL; Thread Direction: RIGHT-HAND. 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.