PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ESNA-09NU-066Nut,self-Locking,hexagon

Esna, Llc · NSN 5310-01-548-6775 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-548-6775 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-548-6775. Primary manufacturer part number: ESNA-09NU-066.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • 7 verified cross-references
  • Primary manufacturer: Esna, Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-548-6775, 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. This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameNut,self-Locking,hexagon
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersEsna, Llc (CAGE 019L2); Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M (CAGE 81349); American National Standards Institute Incorporated Dba American National Standards Institute (CAGE 80204); National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (CAGE 80205); Naval Sea Systems Command (CAGE 53711)
Technical Specifications
ParameterValue
NSN5310-01-548-6775
Primary Part NumberESNA-09NU-066
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerEsna, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-050-6646MS17830-6C 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
ESNA-09NU-066 PRIMARY Esna, Llc (USA)
MIL-N-25027 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
3/8-16UNC-3B American National Standards Institute Incorporated Dba American National Standards Institute (USA)
NASM25027 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
6853518-14 Naval Sea Systems Command (USA)
ESNA-09NU-066 Elastic Stop Nut Corp of America Fastener Div (USA)
QQ-N-281 CLASS B Essex Electronics Inc (USA)
Related Parts
5310-00-050-6646INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
MS17830-6C

Frequently Asked Questions

What is NSN 5310-01-548-6775?

NSN 5310-01-548-6775 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 5310-01-548-6775?

NSN 5310-01-548-6775 has 7 cross-referenced part numbers: ESNA-09NU-066 (Esna, Llc), MIL-N-25027 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 3/8-16UNC-3B (American National Standards Institute Incorporated Dba American National Standards Institute), NASM25027 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 6853518-14 (Naval Sea Systems Command) and 2 more.

What NSN replaces 5310-01-548-6775?

There is 1 known substitute for 5310-01-548-6775: 5310-00-050-6646. Verify interchangeability with system specifications before substitution.

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