PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B1821BH063C225LBolt,machine

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 5306-01-288-2106 · FSC 5306 · No Item Name Available
Verified by PartsTable
NSN 5306-01-288-2106 — this item is cataloged by the U.S. Government under National Stock Number 5306-01-288-2106. Primary manufacturer part number: B1821BH063C225L.
Features
  • Bolt,machine — FSC 5306
  • Thread Length: 1.500 INCHES MINIMUM IN
  • Material: PLASTIC POLYAMIDE NYLON LOCKING FEATURE
  • Head Style: HEXAGON
  • Features Provided: FINISHED HEAD
  • Fastener Length: 2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.625 INCHES IN
  • Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM FASTENER
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Plastic Polyamide Nylon Locking Feature construction
General Description

The Bolt,machine, cataloged under National Stock Number 5306-01-288-2106, is classified within Federal Supply Class 5306 (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 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN5306-01-288-2106
Primary Part NumberB1821BH063C225L
Item NameBolt,machine
FSC / FSG5306 / 53 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusACTIVE
Thread Length1.500 INCHES MINIMUM IN
MaterialPLASTIC POLYAMIDE NYLON LOCKING FEATURE
Head StyleHEXAGON
Features ProvidedFINISHED HEAD
Fastener Length2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
Nominal Thread Diameter0.625 INCHES IN
Hardness Rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM FASTENER
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Height0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE FASTENER
Surface TreatmentZINC AND CHROMATE FASTENER
MaterialSTEEL FASTENER
Thread Class2A A
Thread Quantity Per Inch11
Width Between Flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
Material Document and ClassificationSAE J429,GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354,GRADE BD ASSN STD SINGLE MATERIAL RESPONSE FASTENER
Locking FeaturePATCH OR STRIP THREADS
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-724-7223B1821BH063C225N INTERCHANGEABLE
Screw,cap,hexagon Head
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
MS90728-165L Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
1X5151 Link-Belt Cranes, L.p., Lllp (USA)
B1821BH063C225L PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
5305-00-724-7223INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
B1821BH063C225N

Frequently Asked Questions

What is NSN 5306-01-288-2106?

NSN 5306-01-288-2106 is a Bolt,machine, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5306 (No Item Name Available). Status: active.

What are the part numbers for NSN 5306-01-288-2106?

NSN 5306-01-288-2106 has 3 cross-referenced part numbers: MS90728-165L (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1X5151 (Link-Belt Cranes, L.p., Lllp), B1821BH063C225L (American National Standards Institute Incorporated Dba American National Standards Institute).

What NSN replaces 5306-01-288-2106?

There is 1 known substitute for 5306-01-288-2106: 5305-00-724-7223. Verify interchangeability with system specifications before substitution.

What are the specifications of B1821BH063C225L?

Key specifications for B1821BH063C225L: Thread Length: 1.500 INCHES MINIMUM IN; Material: PLASTIC POLYAMIDE NYLON LOCKING FEATURE; Head Style: HEXAGON; Features Provided: FINISHED HEAD. 19 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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