PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2331Nut,plain,hexagon

Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron · NSN 5310-01-106-2378 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-106-2378 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-106-2378. Primary manufacturer part number: 2331.
Features
  • Nut,plain,hexagon — FSC 5310
  • Nut Style: HEXAGON
  • Thread Quantity Per Inch: 40
  • Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Surface Treatment Document and Classification: QQ-P-416,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
  • Nominal Thread Size: 0.112 INCHES IN
  • Bearing Surface Type: FLAT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 360 Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-106-2378, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-106-2378
Primary Part Number2331
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHalsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
StatusCANCELLED
Nut StyleHEXAGON
Thread Quantity Per Inch40
Material Document and ClassificationQQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Surface Treatment Document and ClassificationQQ-P-416,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL
Nominal Thread Size0.112 INCHES IN
Bearing Surface TypeFLAT
MaterialCOPPER ALLOY 360 OVERALL
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Thread DirectionRIGHT-HAND
Nut Height0.375 INCHES NOMINAL IN
Thread Class2B
Width Across Flats0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
6240-00-017-49332331 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
3110-00-120-33100R142212 INTERCHANGEABLE
Bearing,roller,needle
Timken Aerospace, Inc Dba Torrington Product
5975-00-177-6408TC724A INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5960-00-262-1357 INTERCHANGEABLE
Electron Tube
6760-00-411-7762 INTERCHANGEABLE
Screen,viewfinder
5961-00-827-4632579R918H02 INTERCHANGEABLE
Semiconductor Device,diode
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5330-01-158-67352331 INTERCHANGEABLE
Gasket
Gusher Pumps
7490-01-466-5631233/1 INTERCHANGEABLE
Shredding Machine,paper
Security Engineered Machinery Co., Inc.
5360-01-602-68842331 INTERCHANGEABLE
Spring,helical,extension
DP Manufacturing Inc.
4730-01-696-4064 INTERCHANGEABLE
Plug,machine Thread
Cross-Reference Index
Part NumberManufacturer
2331 Dialight Corporation (USA)
8213-B-0440-3 Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA)
8213-B-0440-3 New Haven Mfg Corp Amatom Electronic Hardware Div (USA)
2331 PRIMARY Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron (USA)
Related Parts
6240-00-017-4933INTERCHANGEABLE
LAMP,INCANDESCENT
2331
3110-00-120-3310INTERCHANGEABLE
BEARING,ROLLER,NEEDLE
0R142212
5975-00-177-6408INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
TC724A
5960-00-262-1357INTERCHANGEABLE
ELECTRON TUBE
6760-00-411-7762INTERCHANGEABLE
SCREEN,VIEWFINDER
5961-00-827-4632INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
579R918H02
5330-01-158-6735INTERCHANGEABLE
GASKET
2331
7490-01-466-5631INTERCHANGEABLE
SHREDDING MACHINE,PAPER
233/1
5360-01-602-6884INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
2331
4730-01-696-4064INTERCHANGEABLE
PLUG,MACHINE THREAD

Frequently Asked Questions

What is NSN 5310-01-106-2378?

NSN 5310-01-106-2378 is a Nut,plain,hexagon, manufactured by Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-106-2378?

NSN 5310-01-106-2378 has 4 cross-referenced part numbers: 2331 (Dialight Corporation), 8213-B-0440-3 (Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware), 8213-B-0440-3 (New Haven Mfg Corp Amatom Electronic Hardware Div), 2331 (Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron).

What NSN replaces 5310-01-106-2378?

There are 10 known substitutes for 5310-01-106-2378: 6240-00-017-4933, 3110-00-120-3310, 5975-00-177-6408 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2331?

Key specifications for 2331: Nut Style: HEXAGON; Thread Quantity Per Inch: 40; Material Document and Classification: QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: CADMIUM AND CHROMATE OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-106-2378 still in active supply?

NSN 5310-01-106-2378 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com