The Nut,plain,round, cataloged under National Stock Number 5310-00-185-6337, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Westinghouse Electric Corp. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 14 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 25 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-185-6337 |
| Primary Part Number | D2-8841PC3 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Thread Series | UNS |
| Hardness Rating | 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM |
| Thread Pitch Diameters | +5.0519 TO 5.0602 INCHES IN |
| Drive Point Width | 0.625 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 5.106 INCHES IN |
| Nut Diameter | 6.750 INCHES NOMINAL IN |
| Drive Point Depth | 0.250 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS |
| Nut Thickness | 0.875 INCHES NOMINAL IN |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Quantity Per Inch | 12 |
| Material | STEEL COMP 1005 OVERALL |
| 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 |
|---|---|
| D2-8841PC3 PRIMARY | Westinghouse Electric Corp (USA) |
| D2-8775PC19 PRIMARY | Westinghouse Electric Corp (USA) |
| N19055 PRIMARY | Westinghouse Electric Corp (USA) |
| D2-8781PC19 PRIMARY | Westinghouse Electric Corp (USA) |
| AN26 PRIMARY | Skf Usa Inc. (USA) |
| 801490PC593 PRIMARY | Rexnord Industries Llc (USA) |
| D2-8681PC19 PRIMARY | Westinghouse Electric Corp (USA) |
| 801491-593 PRIMARY | Rexnord Industries Llc (USA) |
| AN26 PRIMARY | Westinghouse Electric Corp (USA) |
| AN26 PRIMARY | Whittet-Higgins Company (USA) |
| AN26 PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| D2-8843PC19 PRIMARY | Westinghouse Electric Corp (USA) |
| AN26 PRIMARY | The Timken Corporation (USA) |
| D2-8853PC19 PRIMARY | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| AN26 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8439PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8853PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8775PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| WW8443139PC41 | 5/9 Secondary reference General Electric Company |
| D2-8472PC3 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| AN26 | 5/9 Secondary reference Skf Usa Inc. |
| D2-8681PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8481-19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8781PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| E52-7 | C/1 Advisory reference — outside the item-of-supply concept Fairbanks Morse, Llc |
| D2-8475PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8843PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| D2-8481-19 | 5/9 Secondary reference Schatz Bearing Corporation Dba Schatz Bearing Corp |
| E52-7 | 5/9 Secondary reference U.S. Government activity |
| D2-8872PC3 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
| MILN21337 | 4/1 Identification reference U.S. Government activity |
| WW8443143PC24 | 5/9 Secondary reference General Electric Company |
| AN26 | 5/9 Secondary reference General Electric Company |
| D2-8581PC19 | 5/9 Secondary reference Usm Corp Sub of Emhart Industries Inc Farrel Co Div |
NSN 5310-00-185-6337 is a Nut,plain,round, manufactured by Westinghouse Electric Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-185-6337 has 14 manufacturer part numbers on file: D2-8841PC3 (Westinghouse Electric Corp), D2-8775PC19 (Westinghouse Electric Corp), N19055 (Westinghouse Electric Corp), D2-8781PC19 (Westinghouse Electric Corp), AN26 (Skf Usa Inc.) and 9 more.
2 possible matches (shared part number, not a government interchangeability claim): 4820-00-289-0856, 5310-00-778-2988. Verify interchangeability with system specifications before substitution.
Key specifications for D2-8841PC3: Thread Series: UNS; Hardness Rating: 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM; Thread Pitch Diameters: +5.0519 TO 5.0602 INCHES IN; Drive Point Width: 0.625 INCHES NOMINAL IN. 14 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.