PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12100Nut,plain,hexagon

Clayton Manufacturing Company · NSN 5310-01-048-0549 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-048-0549 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-048-0549. Primary manufacturer part number: 12100.
Features
  • Nut,plain,hexagon — FSC 5310
  • Material: STEEL CORROSION RESISTING OVERALL
  • Width Across Flats: 0.625 INCHES NOMINAL IN
  • Nut Height: 0.312 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 16
  • Bearing Surface Type: WASHER FACED
  • Nominal Thread Size: 0.375 INCHES IN
  • Thread Series: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Corrosion Resisting Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-048-0549, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Clayton Manufacturing Company. Government technical data includes 9 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-048-0549
Primary Part Number12100
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerClayton Manufacturing Company
StatusACTIVE
MaterialSTEEL CORROSION RESISTING OVERALL
Width Across Flats0.625 INCHES NOMINAL IN
Nut Height0.312 INCHES NOMINAL IN
Thread Quantity Per Inch16
Bearing Surface TypeWASHER FACED
Nominal Thread Size0.375 INCHES IN
Thread SeriesUNIFIED NATIONAL COARSE (UNC)
Nut StyleHEXAGON
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-116-299412100 INTERCHANGEABLE
Cock,poppet Drain
Haldex Brake Products Corporation
5305-00-335-378812100 INTERCHANGEABLE
Screw
Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems
6220-00-354-82871001200 INTERCHANGEABLE
Floodlight,electric
Phoenix Products Llc Dba Phoenix Lighting Products Llc
5975-00-615-91745254 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
5935-00-626-3248SM-B-157087 INTERCHANGEABLE
Cover,electrical Connector
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-922-6034 INTERCHANGEABLE
Bearing,ball,annular
5985-01-011-558012100 INTERCHANGEABLE
Switch,radio Frequency Transmiss
Dow-Key Microwave Llc
6625-01-102-0600 INTERCHANGEABLE
Voltmeter
4720-01-200-5624810AS2243-2 INTERCHANGEABLE
Tubing,nonmetallic
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
6625-01-393-008612100 INTERCHANGEABLE
Analyzer,cable,special
Scope Communications Inc
Cross-Reference Index
Part NumberManufacturer
12100 PRIMARY Clayton Manufacturing Company (USA)
Related Parts
4820-00-116-2994INTERCHANGEABLE
COCK,POPPET DRAIN
12100
5305-00-335-3788INTERCHANGEABLE
SCREW
12100
6220-00-354-8287INTERCHANGEABLE
FLOODLIGHT,ELECTRIC
1001200
5975-00-615-9174INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
5254
5935-00-626-3248INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
SM-B-157087
3110-00-922-6034INTERCHANGEABLE
BEARING,BALL,ANNULAR
5985-01-011-5580INTERCHANGEABLE
SWITCH,RADIO FREQUENCY TRANSMISS
12100
6625-01-102-0600INTERCHANGEABLE
VOLTMETER
4720-01-200-5624INTERCHANGEABLE
TUBING,NONMETALLIC
810AS2243-2
6625-01-393-0086INTERCHANGEABLE
ANALYZER,CABLE,SPECIAL
12100
6350-01-478-5604INTERCHANGEABLE
WALLPLATE,THERMO
12100
5340-01-512-6727INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
121-00

Frequently Asked Questions

What is NSN 5310-01-048-0549?

NSN 5310-01-048-0549 is a Nut,plain,hexagon, manufactured by Clayton Manufacturing Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-048-0549?

NSN 5310-01-048-0549 has 1 cross-referenced part number: 12100 (Clayton Manufacturing Company).

What NSN replaces 5310-01-048-0549?

There are 12 known substitutes for 5310-01-048-0549: 4820-00-116-2994, 5305-00-335-3788, 6220-00-354-8287 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12100?

Key specifications for 12100: Material: STEEL CORROSION RESISTING OVERALL; Width Across Flats: 0.625 INCHES NOMINAL IN; Nut Height: 0.312 INCHES NOMINAL IN; Thread Quantity Per Inch: 16. 9 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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