PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

502093Nut,self-Locking,double Hexagon

Howmet Global Fastening Systems Inc · NSN 5310-00-945-0840 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-945-0840 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-945-0840. Primary manufacturer part number: 502093.
Features
  • Nut,self-Locking,double Hexagon — FSC 5310
  • Nut Style: DOUBLE HEXAGON
  • Material: STEEL COMP 8740 OVERALL
  • Thread Quantity Per Inch: 24
  • Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Nominal Thread Size: 0.375 INCHES IN
  • Bearing Surface Type: CHAMFERED
  • Material Document and Classification: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 8740 Overall construction
General Description

The Nut,self-Locking,double Hexagon, cataloged under National Stock Number 5310-00-945-0840, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-945-0840
Primary Part Number502093
Item NameNut,self-Locking,double Hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHowmet Global Fastening Systems Inc
StatusACTIVE
Nut StyleDOUBLE HEXAGON
MaterialSTEEL COMP 8740 OVERALL
Thread Quantity Per Inch24
Thread SeriesUNIFIED NATIONAL JOINT FINE (UNJF)
Nominal Thread Size0.375 INCHES IN
Bearing Surface TypeCHAMFERED
Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Surface TreatmentCADMIUM OVERALL
Thread Class3B
Nut Height0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN
Width Across Flats0.496 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5935-00-105-4641PL-75-9 INTERCHANGEABLE
Connector,plug,electrical
Trompeter Electronics, Inc.
3110-00-173-5074MS21153-4G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
6105-00-295-0217 INTERCHANGEABLE
Armature,motor
6105-00-295-2107 INTERCHANGEABLE
Motor,direct Current
5310-00-931-8546H19942-6 INTERCHANGEABLE
Nut,self-Locking,extended Washer
Howmet Global Fastening Systems Inc
3110-01-248-6246MS21153-3G INTERCHANGEABLE
Bearing,ball,rod End
Sae International Dba Sae International
6150-01-584-7478502093 INTERCHANGEABLE
Wiring Harness,branched
G R Mfg
6695-01-596-3313502-092 INTERCHANGEABLE
Calibration Set,primary Referenc
Leco Corp
4820-01-722-1181502092 INTERCHANGEABLE
Valve,safety Relief
Sauer Compressors Usa, Inc.
Cross-Reference Index
Part NumberManufacturer
502094 Sps Technologies, Llc Dba PB Fasteners (USA)
502092 Royal Oak Gage, Inc (USA)
502091 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
DLH6625-064 Harvard Industries Inc (USA)
502092 Harvard Industries Inc (USA)
502093 PRIMARY Howmet Global Fastening Systems Inc (USA)
502092 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5935-00-105-4641INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
PL-75-9
3110-00-173-5074INTERCHANGEABLE
BEARING,BALL,ROD END
MS21153-4G
6105-00-295-0217INTERCHANGEABLE
ARMATURE,MOTOR
6105-00-295-2107INTERCHANGEABLE
MOTOR,DIRECT CURRENT
5310-00-931-8546INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
H19942-6
3110-01-248-6246INTERCHANGEABLE
BEARING,BALL,ROD END
MS21153-3G
6150-01-584-7478INTERCHANGEABLE
WIRING HARNESS,BRANCHED
502093
6695-01-596-3313INTERCHANGEABLE
CALIBRATION SET,PRIMARY REFERENC
502-092
4820-01-722-1181INTERCHANGEABLE
VALVE,SAFETY RELIEF
502092

Frequently Asked Questions

What is NSN 5310-00-945-0840?

NSN 5310-00-945-0840 is a Nut,self-Locking,double Hexagon, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-945-0840?

NSN 5310-00-945-0840 has 7 cross-referenced part numbers: 502094 (Sps Technologies, Llc Dba PB Fasteners), 502092 (Royal Oak Gage, Inc), 502091 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), DLH6625-064 (Harvard Industries Inc), 502092 (Harvard Industries Inc) and 2 more.

What NSN replaces 5310-00-945-0840?

There are 9 known substitutes for 5310-00-945-0840: 5935-00-105-4641, 3110-00-173-5074, 6105-00-295-0217 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 502093?

Key specifications for 502093: Nut Style: DOUBLE HEXAGON; Material: STEEL COMP 8740 OVERALL; Thread Quantity Per Inch: 24; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF). 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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