PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RMLHTM-02WNut,self-Locking,hexagon

Esna, Llc · NSN 5310-00-791-0513 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-791-0513 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-791-0513. Primary manufacturer part number: RMLHTM-02W.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Locking Feature: PREVAILING TORQUE ALL METAL DESIGN
  • Thread Series: UNF
  • Nut Style: HEXAGON
  • Specification/standard Data: 80205-NAS679/CANCELED/ PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nut Height: 0.188 INCHES NOMINAL IN
  • Nominal Thread Size: 0.190 INCHES IN
  • Bearing Surface Type: FLAT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-791-0513, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-791-0513
Primary Part NumberRMLHTM-02W
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEsna, Llc
StatusACTIVE
Locking FeaturePREVAILING TORQUE ALL METAL DESIGN
Thread SeriesUNF
Nut StyleHEXAGON
Specification/standard Data80205-NAS679/CANCELED/ PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nut Height0.188 INCHES NOMINAL IN
Nominal Thread Size0.190 INCHES IN
Bearing Surface TypeFLAT
Thread DirectionRIGHT-HAND
Temp Rating550.0 FAHRENHEIT NOMINAL DEGF
Width Across Flats0.377 INCHES NOMINAL IN
Surface TreatmentCADMIUM AND DICHROMATE OVERALL
Thread Quantity Per Inch32
Thread Class3B
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-807-1474MS21042L3 INTERCHANGEABLE
Nut,self-Locking,extended Washer
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
RMLHTM-02W Harvard Industries Inc (USA)
NAS679A3 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
NAS679A3 Diehl Defence Gmbh & Co. Kg (DEU)
RMLHTM-02W PRIMARY Esna, Llc (USA)
Related Parts
5310-00-807-1474INTERCHANGEABLE
NUT,SELF-LOCKING,EXTENDED WASHER
MS21042L3

Frequently Asked Questions

What is NSN 5310-00-791-0513?

NSN 5310-00-791-0513 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 5310-00-791-0513?

NSN 5310-00-791-0513 has 4 cross-referenced part numbers: RMLHTM-02W (Harvard Industries Inc), NAS679A3 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), NAS679A3 (Diehl Defence Gmbh & Co. Kg), RMLHTM-02W (Esna, Llc).

What NSN replaces 5310-00-791-0513?

There is 1 known substitute for 5310-00-791-0513: 5310-00-807-1474. Verify interchangeability with system specifications before substitution.

What are the specifications of RMLHTM-02W?

Key specifications for RMLHTM-02W: Locking Feature: PREVAILING TORQUE ALL METAL DESIGN; Thread Series: UNF; Nut Style: HEXAGON; Specification/standard Data: 80205-NAS679/CANCELED/ PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 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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