The Nut,plain,round, cataloged under National Stock Number 5310-00-185-6338, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Whittet-Higgins Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-185-6338 |
| Primary Part Number | AN28 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Whittet-Higgins Company |
| Status | ACTIVE |
| Nut Thickness | 0.923 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN |
| Nominal Thread Size | 5.497 INCHES IN |
| Thread Series | UNS |
| Hardness Rating | 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM |
| Thread Quantity Per Inch | 12 |
| Nut Style | ROUND |
| Thread Pitch Diameters | +5.4429 TO 5.4512 INCHES IN |
| Drive Point Depth | 0.250 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Material | STEEL COMP 1005 OVERALL |
| Drive Point Quantity | 4 |
| Nut Diameter | 7.0938 INCHES NOMINAL IN |
| Drive Point Width | 0.610 INCHES MINIMUM AND 0.635 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 1 TYPE AND 1 CLASS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AN28 | Westinghouse Electric Corp (USA) |
| MILN21337 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AN28 | Universal Engineering Corp. (USA) |
| AN28 | Naval Ship Systems Command (USA) |
| AN28 | Federal-Mogul Corp Government Sales Dept (USA) |
| AE2614-200 | Westinghouse Electric Corp (USA) |
| DC66670TKPC36 | Boston Naval Shipyard (USA) |
| 041065 | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| DC66670TGPC36 | Boston Naval Shipyard (USA) |
| 93829PC36 | Rexnord Industries Llc (USA) |
| AN28 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AN28 | Skf Usa Inc. (USA) |
| AN28 PRIMARY | Whittet-Higgins Company (USA) |
NSN 5310-00-185-6338 is a Nut,plain,round, manufactured by Whittet-Higgins Company, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-185-6338 has 13 cross-referenced part numbers: AN28 (Westinghouse Electric Corp), MILN21337 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AN28 (Universal Engineering Corp.), AN28 (Naval Ship Systems Command), AN28 (Federal-Mogul Corp Government Sales Dept) and 8 more.
There are 3 known substitutes for 5310-00-185-6338: 5905-00-106-9351, 5120-00-278-0634, 6515-01-523-0703. Verify interchangeability with system specifications before substitution.
Key specifications for AN28: Nut Thickness: 0.923 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN; Nominal Thread Size: 5.497 INCHES IN; Thread Series: UNS; Hardness Rating: 66.0 ROCKWELL B MINIMUM AND 92.0 ROCKWELL B MAXIMUM. 14 total characteristics are documented in the Federal Logistics Information System.