PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42NE048Nut,self-Locking,hexagon

Esna, Llc · NSN 5310-00-113-4171 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-113-4171 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-113-4171. Primary manufacturer part number: 42NE048.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Surface Treatment: CADMIUM NUT
  • Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT
  • Bearing Surface Type: FLAT OR CHAMFERED
  • Nominal Thread Size: 0.250 INCHES IN
  • Nut Style: HEXAGON
  • Thread Class: 3B
  • Temp Rating: 250.0 FAHRENHEIT NOMINAL DEGF
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Locking Insert construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-113-4171, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Esna, Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5310-00-113-4171
Primary Part Number42NE048
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEsna, Llc
StatusACTIVE
Surface TreatmentCADMIUM NUT
Locking FeaturePREVAILING TORQUE WITH NONMETALLIC INSERT
Bearing Surface TypeFLAT OR CHAMFERED
Nominal Thread Size0.250 INCHES IN
Nut StyleHEXAGON
Thread Class3B
Temp Rating250.0 FAHRENHEIT NOMINAL DEGF
Width Across Flats0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
Material Document and ClassificationSAE 1117 ASSN STD SINGLE MATERIAL RESPONSE NUT
Thread SeriesUNF
Thread Quantity Per Inch28
MaterialPLASTIC LOCKING INSERT
Nut Height0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
MaterialSTEEL NUT
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-757-6367108074 INTERCHANGEABLE
Nut,self-Locking,hexagon
Cummins Inc.
5310-00-877-5796MS21044N4 INTERCHANGEABLE
Nut,self-Locking,hexagon
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
524973 Connecticut Valley Mfg Co of N B Inc (USA)
42NE048 PRIMARY Esna, Llc (USA)
42NE048 Harvard Industries Inc (USA)
Related Parts
5310-00-757-6367INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
108074
5310-00-877-5796INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
MS21044N4

Frequently Asked Questions

What is NSN 5310-00-113-4171?

NSN 5310-00-113-4171 is a Nut,self-Locking,hexagon, manufactured by Esna, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-113-4171?

NSN 5310-00-113-4171 has 3 cross-referenced part numbers: 524973 (Connecticut Valley Mfg Co of N B Inc), 42NE048 (Esna, Llc), 42NE048 (Harvard Industries Inc).

What NSN replaces 5310-00-113-4171?

There are 2 known substitutes for 5310-00-113-4171: 5310-00-757-6367, 5310-00-877-5796. Verify interchangeability with system specifications before substitution.

What are the specifications of 42NE048?

Key specifications for 42NE048: Surface Treatment: CADMIUM NUT; Locking Feature: PREVAILING TORQUE WITH NONMETALLIC INSERT; Bearing Surface Type: FLAT OR CHAMFERED; Nominal Thread Size: 0.250 INCHES IN. 15 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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