PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7731Bolt,machine

Danuser Machine Co · NSN 5306-00-575-4910 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-575-4910 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-575-4910. Primary manufacturer part number: 7731.
Features
  • Bolt,machine — FSC 5306
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Class: 2A A
  • Head Height: 0.312 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Thread Length: 0.750 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Grip Length: 3.125 INCHES MINIMUM AND 3.250 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 5306-00-575-4910, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Danuser Machine Co. Government technical data includes 13 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-575-4910
Primary Part Number7731
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerDanuser Machine Co
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Class2A A
Head Height0.312 INCHES NOMINAL IN
Head StyleHEXAGON
Thread Length0.750 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Grip Length3.125 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
Fastener Length4.000 INCHES NOMINAL IN
Nominal Thread Diameter0.500 INCHES IN
Features ProvidedFINISHED HEAD
MaterialSTEEL OVERALL
Thread Quantity Per Inch13
Width Between Flats0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5950-00-086-33947731 INTERCHANGEABLE
Reactor
Coast/advanced Chip Magnetics, Inc.
6920-00-107-0182 INTERCHANGEABLE
Cover,housing,level
5985-00-134-9901773-1 INTERCHANGEABLE
Attenuator,fixed
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5210-00-529-0887 INTERCHANGEABLE
Indicator,dial
5342-00-786-559177-3-1 INTERCHANGEABLE
Mount,resilient,weapon System
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5950-00-824-4842 INTERCHANGEABLE
Reactor
5998-01-171-1789 INTERCHANGEABLE
Printed Circuit Board
Cross-Reference Index
Part NumberManufacturer
7731 PRIMARY Danuser Machine Co (USA)
Related Parts
5950-00-086-3394INTERCHANGEABLE
REACTOR
7731
6920-00-107-0182INTERCHANGEABLE
COVER,HOUSING,LEVEL
5985-00-134-9901INTERCHANGEABLE
ATTENUATOR,FIXED
773-1
5210-00-529-0887INTERCHANGEABLE
INDICATOR,DIAL
5342-00-786-5591INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
77-3-1
5950-00-824-4842INTERCHANGEABLE
REACTOR
5998-01-171-1789INTERCHANGEABLE
PRINTED CIRCUIT BOARD

Frequently Asked Questions

What is NSN 5306-00-575-4910?

NSN 5306-00-575-4910 is a Bolt,machine, manufactured by Danuser Machine Co, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-575-4910?

NSN 5306-00-575-4910 has 1 cross-referenced part number: 7731 (Danuser Machine Co).

What NSN replaces 5306-00-575-4910?

There are 7 known substitutes for 5306-00-575-4910: 5950-00-086-3394, 6920-00-107-0182, 5985-00-134-9901 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7731?

Key specifications for 7731: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Thread Class: 2A A; Head Height: 0.312 INCHES NOMINAL IN; Head Style: HEXAGON. 13 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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