PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12759-80020Nut,self-Locking,hexagon

Fastenal Company Dba Fastenal Co · NSN 5310-01-564-3318 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-564-3318 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-564-3318. Primary manufacturer part number: 12759-80020.
Features
  • Nut,self-Locking,hexagon — FSC 5310
  • Nut Style: HEXAGON
  • Material: STEEL OVERALL
  • Surface Treatment: ZINC OVERALL
  • Nominal Thread Size: 1.25 MILLIMETERS MM
  • Nut Height: 6.5 MILLIMETERS MAXIMUM MM
  • Width Across Flats: 13.0 MILLIMETERS MAXIMUM MM
  • 3 verified cross-references
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 5310-01-564-3318, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-564-3318
Primary Part Number12759-80020
Item NameNut,self-Locking,hexagon
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Nut StyleHEXAGON
MaterialSTEEL OVERALL
Surface TreatmentZINC OVERALL
Nominal Thread Size1.25 MILLIMETERS MM
Nut Height6.5 MILLIMETERS MAXIMUM MM
Width Across Flats13.0 MILLIMETERS MAXIMUM MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3020-00-097-824440307 INTERCHANGEABLE
Gear Cluster
Midwest Gear & Tool, Inc.
3020-00-231-913402261-0280-18 INTERCHANGEABLE
Gear Cluster
Asrc Federal Facilities Logistics, Llc
3040-00-295-07504500-271-M INTERCHANGEABLE
Connecting Link,rigid
Tyee Aircraft Inc Div Tyee Aircraft
5365-00-531-842311145-52 INTERCHANGEABLE
Shim
Cummins Inc.
5330-00-573-922440307 INTERCHANGEABLE
Gasket
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
3417-01-023-840733860 INTERCHANGEABLE
Cutter,engraving
Gravotech, Inc. Dba Gravotech Inc
6680-01-075-3728 INTERCHANGEABLE
Tachometer,mechanical,fixed Moun
5133-01-095-6716 INTERCHANGEABLE
Drill,twist
5985-01-157-55035189460 INTERCHANGEABLE
Coupling,waveguide
Raytheon Company
6110-01-194-734440307 INTERCHANGEABLE
Protector,thermal-Overload,elect
Silver King Refrigeration Inc.
Cross-Reference Index
Part NumberManufacturer
1140307 Fastenal Company Dba Fastenal Co (USA)
12759-80020 PRIMARY Fastenal Company Dba Fastenal Co (USA)
40307 Fastenal Company Dba Fastenal Co (USA)
Related Parts
3020-00-097-8244INTERCHANGEABLE
GEAR CLUSTER
40307
3020-00-231-9134INTERCHANGEABLE
GEAR CLUSTER
02261-0280-18
3040-00-295-0750INTERCHANGEABLE
CONNECTING LINK,RIGID
4500-271-M
5365-00-531-8423INTERCHANGEABLE
SHIM
11145-52
5330-00-573-9224INTERCHANGEABLE
GASKET
40307
3417-01-023-8407INTERCHANGEABLE
CUTTER,ENGRAVING
33860
6680-01-075-3728INTERCHANGEABLE
TACHOMETER,MECHANICAL,FIXED MOUN
5133-01-095-6716INTERCHANGEABLE
DRILL,TWIST
5985-01-157-5503INTERCHANGEABLE
COUPLING,WAVEGUIDE
5189460
6110-01-194-7344INTERCHANGEABLE
PROTECTOR,THERMAL-OVERLOAD,ELECT
40307
6105-01-261-4971INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
6530-01-588-3248INTERCHANGEABLE
PAD,ARMBOARD

Frequently Asked Questions

What is NSN 5310-01-564-3318?

NSN 5310-01-564-3318 is a Nut,self-Locking,hexagon, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-564-3318?

NSN 5310-01-564-3318 has 3 cross-referenced part numbers: 1140307 (Fastenal Company Dba Fastenal Co), 12759-80020 (Fastenal Company Dba Fastenal Co), 40307 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-564-3318?

There are 12 known substitutes for 5310-01-564-3318: 3020-00-097-8244, 3020-00-231-9134, 3040-00-295-0750 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12759-80020?

Key specifications for 12759-80020: Nut Style: HEXAGON; Material: STEEL OVERALL; Surface Treatment: ZINC OVERALL; Nominal Thread Size: 1.25 MILLIMETERS MM. 8 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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