The Nut,plain,round, cataloged under National Stock Number 5310-00-021-7157, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-021-7157 |
| Primary Part Number | 2371 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Dialight Corporation |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Thread Class | 2B |
| Nominal Thread Size | 0.112 INCHES IN |
| Thread Quantity Per Inch | 40 |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Thickness | 0.375 INCHES NOMINAL IN |
| Material | COPPER ALLOY 360 OVERALL |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Diameter | 0.250 INCHES NOMINAL IN |
| Nut Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| HY511-2 | Hyperion Industries Inc (USA) |
| 2371 | Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA) |
| 8154B0440-3 | New Haven Mfg Corp Amatom Electronic Hardware Div (USA) |
| 8154B0440-3 | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| HY511-2 | Dsk Engineering and Technology Inc (USA) |
| 2371 PRIMARY | Dialight Corporation (USA) |
| 2470236G2 | L3harris Technologies, Inc. (USA) |
NSN 5310-00-021-7157 is a Nut,plain,round, manufactured by Dialight Corporation, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-021-7157 has 7 cross-referenced part numbers: HY511-2 (Hyperion Industries Inc), 2371 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron), 8154B0440-3 (New Haven Mfg Corp Amatom Electronic Hardware Div), 8154B0440-3 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), HY511-2 (Dsk Engineering and Technology Inc) and 2 more.
There are 12 known substitutes for 5310-00-021-7157: 3110-00-144-8529, 6695-00-350-7464, 5305-00-835-9893 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2371: Thread Direction: RIGHT-HAND; Thread Class: 2B; Nominal Thread Size: 0.112 INCHES IN; Thread Quantity Per Inch: 40. 11 total characteristics are documented in the Federal Logistics Information System.