The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-00-737-2632, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Power Generation Inc.. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-737-2632 |
| Primary Part Number | 161-53 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Cummins Power Generation Inc. |
| Status | CANCELLED |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nut Style | CASTELLATED, HEXAGON |
| Material | STEEL COMP 1213 OVERALL |
| Nominal Thread Size | 0.375 INCHES IN |
| Material Document and Classification | QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Width Across Flats | 0.859 INCHES MINIMUM AND 0.891 INCHES MAXIMUM IN |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Surface Treatment | ZINC AND DICHROMATE OVERALL |
| Nut Height | 0.266 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 16 |
| Thread Class | 2B |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 161-53 | Cummins Power Generation Inc. (USA) |
| A2510 | Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA) |
| 4450 | L & L Boiler Maintenance Inc (USA) |
| 4450 | D & J Parts Inc (USA) |
| WPP2683 | Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA) |
| M222 | Mido Mfg and Distributing Co (USA) |
| 610525 | Aqua-Chem Inc Cleaver-Brooks Div (USA) |
| 56020 | Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA) |
| M2570 | Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine (USA) |
| MM2570 | Met-Pro Corporation (USA) |
| 020207 | Thermo King Corporation Dba Phoenix Global Distirbution. (USA) |
| 25835 | Lauson Division of Tecumseh Products Co (USA) |
NSN 5310-00-737-2632 is a Nut,plain,castellated,hexagon, manufactured by Cummins Power Generation Inc., classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-737-2632 has 12 cross-referenced part numbers: 161-53 (Cummins Power Generation Inc.), A2510 (Coltec Industries Inc. Dba Fairbanks Morse Engine Div Fairbanks Morse Engine), 4450 (L & L Boiler Maintenance Inc), 4450 (D & J Parts Inc), WPP2683 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products) and 7 more.
There are 12 known substitutes for 5310-00-737-2632: 5340-00-024-6347, 3110-00-100-0636, 5805-00-162-8230 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 161-53: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nut Style: CASTELLATED, HEXAGON; Material: STEEL COMP 1213 OVERALL; Nominal Thread Size: 0.375 INCHES IN. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-737-2632 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.