PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

721775Bolt,square Neck

Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co · NSN 5306-00-096-6049 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-00-096-6049 — this item is cataloged by the U.S. Government under National Stock Number 5306-00-096-6049. Primary manufacturer part number: 721775.
Features
  • Bolt,square Neck — FSC 5306
  • Material: STEEL OVERALL
  • Countersink Angle: 80.0 DEGREES NOMINAL
  • Thread Quantity Per Inch: 18
  • Nominal Thread Diameter: 0.625 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Thread Length: 1.875 INCHES MINIMUM IN
  • Thread Class: 2A A
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Bolt,square Neck, cataloged under National Stock Number 5306-00-096-6049, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-00-096-6049
Primary Part Number721775
Item NameBolt,square Neck
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerWabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co
StatusACTIVE
MaterialSTEEL OVERALL
Countersink Angle80.0 DEGREES NOMINAL
Thread Quantity Per Inch18
Nominal Thread Diameter0.625 INCHES IN
Thread DirectionRIGHT-HAND
Thread Length1.875 INCHES MINIMUM IN
Thread Class2A A
Fastener Length3.188 INCHES MINIMUM AND 3.312 INCHES MAXIMUM IN
Head Diameter1.031 INCHES MINIMUM AND 1.093 INCHES MAXIMUM IN
Head StyleFLAT COUNTERSUNK
Neck Width0.625 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
Neck Length0.807 INCHES MINIMUM AND 0.981 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4320-00-040-0316 INTERCHANGEABLE
Pump,hydraulic Ram,hand Driven
2915-01-053-4457404210 INTERCHANGEABLE
Lever
Woodward, Inc. Div Fuel Systems and Controls
4330-01-196-1239942406 INTERCHANGEABLE
Parts Kit,fluid Pressure Filter
Eaton Corporation Div Eaton Fluid Power
6220-01-610-1511S417N514-301 INTERCHANGEABLE
Light,dome
The Boeing Company Div Defense
Cross-Reference Index
Part NumberManufacturer
721775 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
404210 Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co (USA)
Related Parts
4320-00-040-0316INTERCHANGEABLE
PUMP,HYDRAULIC RAM,HAND DRIVEN
2915-01-053-4457INTERCHANGEABLE
LEVER
404210
4330-01-196-1239INTERCHANGEABLE
PARTS KIT,FLUID PRESSURE FILTER
942406
6220-01-610-1511INTERCHANGEABLE
LIGHT,DOME
S417N514-301

Frequently Asked Questions

What is NSN 5306-00-096-6049?

NSN 5306-00-096-6049 is a Bolt,square Neck, manufactured by Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-00-096-6049?

NSN 5306-00-096-6049 has 2 cross-referenced part numbers: 721775 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co), 404210 (Wabco Construction and Mining Equipment Group Indianapolis Plant an American Standard Inc Co).

What NSN replaces 5306-00-096-6049?

There are 4 known substitutes for 5306-00-096-6049: 4320-00-040-0316, 2915-01-053-4457, 4330-01-196-1239 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 721775?

Key specifications for 721775: Material: STEEL OVERALL; Countersink Angle: 80.0 DEGREES NOMINAL; Thread Quantity Per Inch: 18; Nominal Thread Diameter: 0.625 INCHES IN. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com