PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NSC018443Screw,cap,hexagon Head

Geislinger Corporation · NSN 5305-00-724-7223 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-724-7223 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-724-7223. Primary manufacturer part number: NSC018443.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Width Between Flats: 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
  • Nominal Thread Diameter: 0.625 INCHES IN
  • Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS
  • Thread Quantity Per Inch: 11
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
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 5305-00-724-7223, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Geislinger Corporation. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-724-7223
Primary Part NumberNSC018443
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGeislinger Corporation
StatusCANCELLED
Thread DirectionRIGHT-HAND
Width Between Flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
Nominal Thread Diameter0.625 INCHES IN
Minimum Tensile Strength150000 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch11
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Hardness Rating32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
Surface Finish63.0 MICROINCHES THREADS
Head StyleHEXAGON
Fastener Length2.156 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN
Thread Length1.500 INCHES MINIMUM AND 1.727 INCHES MAXIMUM IN
Material Document and ClassificationSAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Surface Treatment Document and ClassificationASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Head Height0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
Thread Class2A A
Surface TreatmentZINC AND CHROMATE OVERALL
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5305-00-727-3804MS90725-165 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5306-01-288-2106B1821BH063C225L INTERCHANGEABLE
Bolt,machine
American National Standards Institute Incorporated Dba American National Standards Institute
Cross-Reference Index
Part NumberManufacturer
5305007247223 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
MS90728-165 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MS90725-165 Zf Industrieantriebe Witten Gmbh (DEU)
11600-1-T13-7 L3harris Technologies, Inc. Div Space and Airborne Systems (USA)
NSC018443 PRIMARY Geislinger Corporation (USA)
000197X0719 Zf Industrieantriebe Witten Gmbh (DEU)
1S1625 Pettibone Westrac (USA)
2076-4343-001 Zf Industrieantriebe Witten Gmbh (DEU)
000197X0719 Eaton Corporation Dba Airflex Div Div Airflex (USA)
23-09444-225 Daimler Truck North America Llc (USA)
B1821BH063C225N PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
B1821BH063C225L Zf Industrieantriebe Witten Gmbh (DEU)
000197X0612 Eaton Corporation Dba Airflex Div Div Airflex (USA)
Related Parts
5305-00-727-3804INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS90725-165
5306-01-288-2106INTERCHANGEABLE
BOLT,MACHINE
B1821BH063C225L

Frequently Asked Questions

What is NSN 5305-00-724-7223?

NSN 5305-00-724-7223 is a Screw,cap,hexagon Head, manufactured by Geislinger Corporation, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-724-7223?

NSN 5305-00-724-7223 has 13 cross-referenced part numbers: 5305007247223 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), MS90728-165 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS90725-165 (Zf Industrieantriebe Witten Gmbh), 11600-1-T13-7 (L3harris Technologies, Inc. Div Space and Airborne Systems), NSC018443 (Geislinger Corporation) and 8 more.

What NSN replaces 5305-00-724-7223?

There are 2 known substitutes for 5305-00-724-7223: 5305-00-727-3804, 5306-01-288-2106. Verify interchangeability with system specifications before substitution.

What are the specifications of NSC018443?

Key specifications for NSC018443: Thread Direction: RIGHT-HAND; Width Between Flats: 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN; Nominal Thread Diameter: 0.625 INCHES IN; Minimum Tensile Strength: 150000 POUNDS PER SQUARE INCH LBS. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-724-7223 still in active supply?

NSN 5305-00-724-7223 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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