The Nut,plain,clinch, cataloged under National Stock Number 5310-00-820-8966, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Penn Engineering & Manufacturing Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5310-00-820-8966 |
| Primary Part Number | CLS-256-1 |
| Item Name | Nut,plain,clinch |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Penn Engineering & Manufacturing Corp |
| Status | CANCELLED |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Diameter | 0.250 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Thread Quantity Per Inch | 56 |
| Nominal Thread Size | 0.086 INCHES IN |
| Pilot Length | 0.038 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nut Height | 0.100 INCHES NOMINAL IN |
| Material | STEEL COMP 303 OVERALL |
| Thread Class | 2B |
| Pilot Diameter | 0.164 INCHES MAXIMUM IN |
| Nut Style | CLINCH |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| CLS256&1 | Pem Machine and Tool Co Inc (USA) |
| 80814-2 | Raytheon Company Dba Raytheon (USA) |
| CLS256-1 | Eic Electronics Inc (USA) |
| 410817-201 | Raytheon Company Dba Raytheon (USA) |
| CLS-256-1 PRIMARY | Penn Engineering & Manufacturing Corp (USA) |
| 808014-2 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 256NKS-(0.040) | Precision Metal Products Co (USA) |
| 18001B-SS-0256 | New Haven Mfg Corp Amatom Electronic Hardware Div (USA) |
| 512951 | Ail Systems Inc Sub of Eaton Corp (USA) |
| A02170-2 | Hamilton Standard Electronics Systems Inc Tele-Dynamics Div (USA) |
| MIL-N-45938/1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 990288-2 | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
| CLS256-1 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 222085-000 | Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems (USA) |
| 02170-2 | Hamilton Standard Electronics Systems Inc Tele-Dynamics Div (USA) |
| M45938/1-2C | Zf Industrieantriebe Witten Gmbh (DEU) |
| F52-220-16 | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
NSN 5310-00-820-8966 is a Nut,plain,clinch, manufactured by Penn Engineering & Manufacturing Corp, classified under FSC 5310 (No Item Name Available). Status: cancelled.
NSN 5310-00-820-8966 has 17 cross-referenced part numbers: CLS256&1 (Pem Machine and Tool Co Inc), 80814-2 (Raytheon Company Dba Raytheon), CLS256-1 (Eic Electronics Inc), 410817-201 (Raytheon Company Dba Raytheon), CLS-256-1 (Penn Engineering & Manufacturing Corp) and 12 more.
There are 6 known substitutes for 5310-00-820-8966: 5910-00-087-1040, 5360-00-719-7975, 2530-01-326-9181 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for CLS-256-1: Material Document and Classification: AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: PASSIVATE OVERALL; Nut Diameter: 0.250 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC). 13 total characteristics are documented in the Federal Logistics Information System.
NSN 5310-00-820-8966 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.