PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L1017Nut,plain,hexagon

Caterpillar Inc Div Caterpillar Defense · NSN 5310-00-423-8057 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-423-8057 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-423-8057. Primary manufacturer part number: L1017.
Features
  • Nut,plain,hexagon — FSC 5310
  • Bearing Surface Type: WASHER FACED
  • Thread Series: UNS
  • Thread Quantity Per Inch: 14
  • Nominal Thread Size: 1.000 INCHES IN
  • Thread Class: 2B
  • Material: STEEL OVERALL
  • Width Across Flats: 1.500 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-423-8057, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-423-8057
Primary Part NumberL1017
Item NameNut,plain,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Bearing Surface TypeWASHER FACED
Thread SeriesUNS
Thread Quantity Per Inch14
Nominal Thread Size1.000 INCHES IN
Thread Class2B
MaterialSTEEL OVERALL
Width Across Flats1.500 INCHES NOMINAL IN
Nut StyleHEXAGON
Thread DirectionRIGHT-HAND
Nut Height0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-021-97551045H INTERCHANGEABLE
Nut,plain,hexagon
Dorsey Trailers Inc
3439-01-448-5516219755 INTERCHANGEABLE
Solder,tin Alloy
Kidde Technologies, Inc Div Kidde Aerospace and Defense
Cross-Reference Index
Part NumberManufacturer
L1017 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
219755 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
5310-00-021-9755INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1045H
3439-01-448-5516INTERCHANGEABLE
SOLDER,TIN ALLOY
219755

Frequently Asked Questions

What is NSN 5310-00-423-8057?

NSN 5310-00-423-8057 is a Nut,plain,hexagon, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-423-8057?

NSN 5310-00-423-8057 has 2 cross-referenced part numbers: L1017 (Caterpillar Inc Div Caterpillar Defense), 219755 (Us Army Aviation and Missile Command).

What NSN replaces 5310-00-423-8057?

There are 2 known substitutes for 5310-00-423-8057: 5310-00-021-9755, 3439-01-448-5516. Verify interchangeability with system specifications before substitution.

What are the specifications of L1017?

Key specifications for L1017: Bearing Surface Type: WASHER FACED; Thread Series: UNS; Thread Quantity Per Inch: 14; Nominal Thread Size: 1.000 INCHES IN. 10 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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