PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21801Bolt,machine

Fastenal Company Dba Fastenal Co Div Ilmon · NSN 5306-01-614-3596 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-614-3596 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-614-3596. Primary manufacturer part number: 21801.
Features
  • Bolt,machine — FSC 5306
  • Head Height: 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
  • Thread Length: 0.75 INCHES NOMINAL IN
  • Head Diameter: 0.536 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
  • Head Style: DEE CHAMFER
  • Thread Class: 2A A
  • Fastener Length: 0.75 INCHES NOMINAL 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 5306-01-614-3596, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co Div Ilmon. Government technical data includes 12 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-614-3596
Primary Part Number21801
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co Div Ilmon
StatusACTIVE
Head Height0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
Thread Length0.75 INCHES NOMINAL IN
Head Diameter0.536 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Head StyleDEE CHAMFER
Thread Class2A A
Fastener Length0.75 INCHES NOMINAL IN
Nominal Thread Diameter0.250 INCHES IN
Distance From Centerline to Flat0.281 INCHES MINIMUM AND 0.297 INCHES MAXIMUM IN
Thread Quantity Per Inch20
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
3120-00-182-849021801 INTERCHANGEABLE
Bushing,sleeve
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
5120-00-293-001021801 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Wilton Corp Wilton Tool Div
4820-00-407-64492180-1 INTERCHANGEABLE
Valve,ball
Crane Co Div Valve Div
5955-00-581-8762TC014G INTERCHANGEABLE
Oven,electrical-Electronic Compo
Bliley Technologies Inc
5950-00-760-9323240-0887-060 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5962-01-170-2333DM54LS221J INTERCHANGEABLE
Microcircuit,digital
National Semiconductor Corporation
5360-01-308-242321801 INTERCHANGEABLE
Spring
Elbitamerica, Inc.
5360-01-315-7271 INTERCHANGEABLE
Spring,helical,compression
5331-01-685-906121801 INTERCHANGEABLE
O-Ring
Inter-Coastal Electronics, Llc
Cross-Reference Index
Part NumberManufacturer
21801 PRIMARY Fastenal Company Dba Fastenal Co Div Ilmon (USA)
Related Parts
3120-00-182-8490INTERCHANGEABLE
BUSHING,SLEEVE
21801
5120-00-293-0010INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
21801
4820-00-407-6449INTERCHANGEABLE
VALVE,BALL
2180-1
5955-00-581-8762INTERCHANGEABLE
OVEN,ELECTRICAL-ELECTRONIC COMPO
TC014G
5950-00-760-9323INTERCHANGEABLE
COIL,RADIO FREQUENCY
240-0887-060
5962-01-170-2333INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
DM54LS221J
5360-01-308-2423INTERCHANGEABLE
SPRING
21801
5360-01-315-7271INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5331-01-685-9061INTERCHANGEABLE
O-RING
21801

Frequently Asked Questions

What is NSN 5306-01-614-3596?

NSN 5306-01-614-3596 is a Bolt,machine, manufactured by Fastenal Company Dba Fastenal Co Div Ilmon, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-614-3596?

NSN 5306-01-614-3596 has 1 cross-referenced part number: 21801 (Fastenal Company Dba Fastenal Co Div Ilmon).

What NSN replaces 5306-01-614-3596?

There are 9 known substitutes for 5306-01-614-3596: 3120-00-182-8490, 5120-00-293-0010, 4820-00-407-6449 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21801?

Key specifications for 21801: Head Height: 0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN; Thread Length: 0.75 INCHES NOMINAL IN; Head Diameter: 0.536 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND. 14 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