PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

122-2420529 PIECE 151Bolt,machine

Naval Sea Systems Command · NSN 5306-00-207-9503 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-207-9503 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-207-9503. Primary manufacturer part number: 122-2420529 PIECE 151.
Features
  • Bolt,machine — FSC 5306
  • Thread Direction: RIGHT-HAND
  • Features Provided: FINISHED HEAD
  • Thread Class: 2A A
  • Fastener Length: 0.875 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Thread Quantity Per Inch: 20
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 5306-00-207-9503, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5306-00-207-9503
Primary Part Number122-2420529 PIECE 151
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerNaval Sea Systems Command
StatusCANCELLED
Thread DirectionRIGHT-HAND
Features ProvidedFINISHED HEAD
Thread Class2A A
Fastener Length0.875 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Nominal Thread Diameter0.250 INCHES IN
Thread Quantity Per Inch20
Thread Length0.500 INCHES MINIMUM IN
Head Height0.172 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OR ZINC OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Grip Length0.375 INCHES NOMINAL IN
Width Between Flats0.375 INCHES MAXIMUM IN
Head StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
No Item Name Available
5360-00-235-58206547 INTERCHANGEABLE
Spring,helical,compression
The Gorman-Rupp Company Div Gorman-Rupp
5355-00-247-8845 INTERCHANGEABLE
Dial,control
5120-00-293-0032 INTERCHANGEABLE
Pliers
5940-00-633-5519464A34 INTERCHANGEABLE
Splice,conductor
Dcm Manufacturing, Inc.
9330-01-497-8547623644 INTERCHANGEABLE
Molding,plastic
Donovan Marine, Inc. Dba Donovan Marine Inc
6635-01-582-363065-47 INTERCHANGEABLE
Universal Calibrating
Morehouse Instrument Company Dba Morehouse Instrument Co Inc
Cross-Reference Index
Part NumberManufacturer
122-2420529 PIECE 151 Naval Sea Systems Command (USA)
USAF65-4-7 Air Corps Standards Under Custodianiship of the Air Force
65-4-7 Air Force Standard
AN65-4-7 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
5306-00-638-7712SUCCESSOR
NO ITEM NAME AVAILABLE
5360-00-235-5820INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6547
5355-00-247-8845INTERCHANGEABLE
DIAL,CONTROL
5120-00-293-0032INTERCHANGEABLE
PLIERS
5940-00-633-5519INTERCHANGEABLE
SPLICE,CONDUCTOR
464A34
9330-01-497-8547INTERCHANGEABLE
MOLDING,PLASTIC
623644
6635-01-582-3630INTERCHANGEABLE
UNIVERSAL CALIBRATING
65-47

Frequently Asked Questions

What is NSN 5306-00-207-9503?

NSN 5306-00-207-9503 is a Bolt,machine, manufactured by Naval Sea Systems Command, classified under FSC 5306 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5306-00-207-9503?

NSN 5306-00-207-9503 has 4 cross-referenced part numbers: 122-2420529 PIECE 151 (Naval Sea Systems Command), USAF65-4-7 (Air Corps Standards Under Custodianiship of the Air Force), 65-4-7 (Air Force Standard), AN65-4-7 (Aeronautical Standards Group Dept of Navy and Air Force).

What NSN replaces 5306-00-207-9503?

There are 7 known substitutes for 5306-00-207-9503: 5306-00-638-7712, 5360-00-235-5820, 5355-00-247-8845 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 122-2420529 PIECE 151?

Key specifications for 122-2420529 PIECE 151: Thread Direction: RIGHT-HAND; Features Provided: FINISHED HEAD; Thread Class: 2A A; Fastener Length: 0.875 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5306-00-207-9503 still in active supply?

NSN 5306-00-207-9503 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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