PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70790Bolt,machine

Cummins Inc. · NSN 5306-00-485-0790 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-485-0790 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-485-0790. Primary manufacturer part number: 70790.
Features
  • Bolt,machine — FSC 5306
  • Features Provided: FINISHED HEAD
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Fastener Length: 2.500 INCHES NOMINAL IN
  • Extended Washer Diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
  • Width Between Flats: 0.247 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
  • Head Height: 0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-00-485-0790, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-485-0790
Primary Part Number70790
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusCANCELLED
Features ProvidedFINISHED HEAD
Nominal Thread Diameter0.250 INCHES IN
Thread DirectionRIGHT-HAND
Fastener Length2.500 INCHES NOMINAL IN
Extended Washer Diameter0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Width Between Flats0.247 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
Head Height0.245 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Class2A A
Head StyleHEXAGON EXTENDED WASHER
Thread Quantity Per Inch20
Thread Length1.000 INCHES MINIMUM IN
Extended Washer Thickness0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Document and ClassificationSAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5365-00-435-3518 INTERCHANGEABLE
Spacer
5955-00-520-5111707-90 INTERCHANGEABLE
Oscillator,noncrystal Controlled
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5210-01-368-4549 INTERCHANGEABLE
Gage,thickness
Cross-Reference Index
Part NumberManufacturer
70790 PRIMARY Cummins Inc. (USA)
Related Parts
5365-00-435-3518INTERCHANGEABLE
SPACER
5955-00-520-5111INTERCHANGEABLE
OSCILLATOR,NONCRYSTAL CONTROLLED
707-90
5210-01-368-4549INTERCHANGEABLE
GAGE,THICKNESS

Frequently Asked Questions

What is NSN 5306-00-485-0790?

NSN 5306-00-485-0790 is a Bolt,machine, manufactured by Cummins Inc., classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-485-0790?

NSN 5306-00-485-0790 has 1 cross-referenced part number: 70790 (Cummins Inc.).

What NSN replaces 5306-00-485-0790?

There are 3 known substitutes for 5306-00-485-0790: 5365-00-435-3518, 5955-00-520-5111, 5210-01-368-4549. Verify interchangeability with system specifications before substitution.

What are the specifications of 70790?

Key specifications for 70790: Features Provided: FINISHED HEAD; Nominal Thread Diameter: 0.250 INCHES IN; Thread Direction: RIGHT-HAND; Fastener Length: 2.500 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-485-0790 still in active supply?

NSN 5306-00-485-0790 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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