PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1821BH075F300NScrew,cap,hexagon Head

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 5305-01-460-4756 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-460-4756 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-460-4756. Primary manufacturer part number: B1821BH075F300N.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Width Between Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
  • Material Document and Classification: SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Thread Direction: RIGHT-HAND
  • Thread Class: 2A A
  • Thread Series Designator: UNF
  • Surface Treatment: CADMIUM AND CHROMATE OVERALL
  • Nominal Thread Diameter: 0.750 INCHES IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-460-4756, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-460-4756
Primary Part NumberB1821BH075F300N
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusACTIVE
Width Between Flats0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
Material Document and ClassificationSAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread DirectionRIGHT-HAND
Thread Class2A A
Thread Series DesignatorUNF
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Nominal Thread Diameter0.750 INCHES IN
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch16
Surface Treatment Document and ClassificationQQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL
Head StyleHEXAGON
Head Height0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN
Hardness Rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL OVERALL
Fastener Length2.906 INCHES MINIMUM AND 3.000 INCHES MAXIMUM IN
Thread Length1.250 INCHES MINIMUM AND 1.438 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-948-0803 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
B1821BH075F300N PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
5305-00-948-0803INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD

Frequently Asked Questions

What is NSN 5305-01-460-4756?

NSN 5305-01-460-4756 is a Screw,cap,hexagon Head, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-460-4756?

NSN 5305-01-460-4756 has 1 cross-referenced part number: B1821BH075F300N (American National Standards Institute Incorporated Dba American National Standards Institute).

What NSN replaces 5305-01-460-4756?

There is 1 known substitute for 5305-01-460-4756: 5305-00-948-0803. Verify interchangeability with system specifications before substitution.

What are the specifications of B1821BH075F300N?

Key specifications for B1821BH075F300N: Width Between Flats: 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN; Material Document and Classification: SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Thread Direction: RIGHT-HAND; Thread Class: 2A A. 17 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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