PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43303Nut,self-Locking,hexagon

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 5310-01-373-1473 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-373-1473 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-373-1473. Primary manufacturer part number: 43303.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-373-1473, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut,self-Locking,hexagon
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersEaton Aerospace Llc Dba Eaton Aerospace Jackson (CAGE 99643)
Technical Specifications
ParameterValue
NSN5310-01-373-1473
Primary Part Number43303
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-144-87891B4114 INTERCHANGEABLE
Bearing,ball,annular
Caterpillar Inc Div Caterpillar Defense
4730-00-488-617043303 INTERCHANGEABLE
Clamp-Stainless Ste
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5950-00-594-0312139C581H01 INTERCHANGEABLE
Transformer,power
Northrop Grumman Support Services Corp
2990-00-845-75872227906 INTERCHANGEABLE
Pipe,exhaust
Chrysler Realty Company Llc Dba Daimler Chrysler
6680-01-147-260343303 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5950-01-310-9369 INTERCHANGEABLE
Transformer,power
3230-01-344-940943303 INTERCHANGEABLE
Bit,router
Porter Cable/delta
5950-01-461-448643303 INTERCHANGEABLE
Transformer,power
Pico Electronics Inc
Cross-Reference Index
Part NumberManufacturer
43303 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
3110-00-144-8789INTERCHANGEABLE
BEARING,BALL,ANNULAR
1B4114
4730-00-488-6170INTERCHANGEABLE
CLAMP-STAINLESS STE
43303
5950-00-594-0312INTERCHANGEABLE
TRANSFORMER,POWER
139C581H01
2990-00-845-7587INTERCHANGEABLE
PIPE,EXHAUST
2227906
6680-01-147-2603INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
43303
5950-01-310-9369INTERCHANGEABLE
TRANSFORMER,POWER
3230-01-344-9409INTERCHANGEABLE
BIT,ROUTER
43303
5950-01-461-4486INTERCHANGEABLE
TRANSFORMER,POWER
43303

Frequently Asked Questions

What is NSN 5310-01-373-1473?

NSN 5310-01-373-1473 is a Nut,self-Locking,hexagon, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-373-1473?

NSN 5310-01-373-1473 has 1 cross-referenced part number: 43303 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 5310-01-373-1473?

There are 8 known substitutes for 5310-01-373-1473: 3110-00-144-8789, 4730-00-488-6170, 5950-00-594-0312 and 5 more. Verify interchangeability with system specifications before substitution.

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