PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

N04021Bolt,machine

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 5306-01-503-1525 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-503-1525 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-503-1525. Primary manufacturer part number: N04021.
Features
  • Bolt,machine — FSC 5306
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material Document and Classification: ASTM A193,GR B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Thread Quantity Per Inch: 13
  • Nominal Thread Diameter: 0.500 INCHES IN
  • Head Style: HEXAGON
  • Material: STEEL COMP 4140 OVERALL
  • 3 verified cross-references
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 4140 Overall construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-503-1525, is classified within Federal Supply Class 5306 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5306-01-503-1525
Primary Part NumberN04021
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Material Document and ClassificationASTM A193,GR B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Quantity Per Inch13
Nominal Thread Diameter0.500 INCHES IN
Head StyleHEXAGON
MaterialSTEEL COMP 4140 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6515-00-296-2529SP2529 SUCCESSOR
Saw
Specialty Products & Services, Inc. Dba Specialty Products & Services Inc
5910-00-110-315604021-25 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5910-00-111-172204021-19 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5910-00-113-4865 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5910-00-131-386904021-15 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5910-00-133-852204021-16 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5910-00-238-070104021-27 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5910-00-488-734604021-18 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (drawings)
5910-00-532-1040202D967X0015A1 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Vishay Sprague, Inc. Dba Vishay Sprague Inc
5999-01-465-21450402-1 INTERCHANGEABLE
Shield,electronic Components
Milpar Inc
Cross-Reference Index
Part NumberManufacturer
N04021 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
12435N PC NO. 12 Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
04021 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
6515-00-296-2529SUCCESSOR
SAW
SP2529
5910-00-110-3156INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
04021-25
5910-00-111-1722INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
04021-19
5910-00-113-4865INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5910-00-131-3869INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
04021-15
5910-00-133-8522INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
04021-16
5910-00-238-0701INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
04021-27
5910-00-488-7346INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
04021-18
5910-00-532-1040INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
202D967X0015A1
5999-01-465-2145INTERCHANGEABLE
SHIELD,ELECTRONIC COMPONENTS
0402-1
6850-01-533-3299INTERCHANGEABLE
CLEANING COMPOUND,SOLVENT
1289-12

Frequently Asked Questions

What is NSN 5306-01-503-1525?

NSN 5306-01-503-1525 is a Bolt,machine, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-503-1525?

NSN 5306-01-503-1525 has 3 cross-referenced part numbers: N04021 (Leslie Controls, Inc. Dba Leslie Controls Inc), 12435N PC NO. 12 (Leslie Controls, Inc. Dba Leslie Controls Inc), 04021 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 5306-01-503-1525?

There are 11 known substitutes for 5306-01-503-1525: 6515-00-296-2529, 5910-00-110-3156, 5910-00-111-1722 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of N04021?

Key specifications for N04021: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: ASTM A193,GR B7 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; End Item Identification: VALVE,REDUCING; Thread Quantity Per Inch: 13. 8 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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