PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

20168Nut,plain,cap

Raytheon Company Dba Raytheon · NSN 5310-00-275-3626 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-275-3626 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-275-3626. Primary manufacturer part number: 20168.
Features
  • Nut,plain,cap — FSC 5310
  • Material: COPPER ALLOY 464 OVERALL
  • Width Across Flats: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
  • Bearing Surface Type: WASHER FACED
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
  • Nut Height: 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
  • Nominal Thread Size: 0.164 INCHES IN
  • Thread Quantity Per Inch: 32
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 464 Overall construction
General Description

The Nut,plain,cap, cataloged under National Stock Number 5310-00-275-3626, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-275-3626
Primary Part Number20168
Item NameNut,plain,cap
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
MaterialCOPPER ALLOY 464 OVERALL
Width Across Flats0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
Bearing Surface TypeWASHER FACED
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nut Height0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
Nominal Thread Size0.164 INCHES IN
Thread Quantity Per Inch32
Thread DirectionRIGHT-HAND
Thread Class2B
Nut StyleCAP
Material Document and ClassificationQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentOXIDE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6640-00-234-442420168 INTERCHANGEABLE
Shield,flame,laboratory Gas Burn
Werfen Usa Llc
3120-00-447-350220168 INTERCHANGEABLE
Bearing,sleeve
Dressta North America Ltd
5306-01-117-812020168 INTERCHANGEABLE
Bolt,tee Head
Kaydon Custom Filtration Corporation
1080-01-564-11962016-8 INTERCHANGEABLE
Pole,support
Saab Barracuda Llc
5307-01-613-475820168 INTERCHANGEABLE
Stud,self-Locking
Silver Eagle Manufacturing Co
Cross-Reference Index
Part NumberManufacturer
20168 PRIMARY Raytheon Company Dba Raytheon (USA)
Related Parts
6640-00-234-4424INTERCHANGEABLE
SHIELD,FLAME,LABORATORY GAS BURN
20168
3120-00-447-3502INTERCHANGEABLE
BEARING,SLEEVE
20168
5306-01-117-8120INTERCHANGEABLE
BOLT,TEE HEAD
20168
1080-01-564-1196INTERCHANGEABLE
POLE,SUPPORT
2016-8
5307-01-613-4758INTERCHANGEABLE
STUD,SELF-LOCKING
20168

Frequently Asked Questions

What is NSN 5310-00-275-3626?

NSN 5310-00-275-3626 is a Nut,plain,cap, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-275-3626?

NSN 5310-00-275-3626 has 1 cross-referenced part number: 20168 (Raytheon Company Dba Raytheon).

What NSN replaces 5310-00-275-3626?

There are 5 known substitutes for 5310-00-275-3626: 6640-00-234-4424, 3120-00-447-3502, 5306-01-117-8120 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20168?

Key specifications for 20168: Material: COPPER ALLOY 464 OVERALL; Width Across Flats: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Bearing Surface Type: WASHER FACED; Thread Series: UNIFIED NATIONAL COARSE (UNC). 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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