PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21223Screw,cap,hexagon Head

Lawson Products, Inc. · NSN 5305-01-074-9682 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-074-9682 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-074-9682. Primary manufacturer part number: 21223.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Length: 1.750 INCHES MINIMUM IN
  • Material: STEEL COMP 1541 OVERALL
  • Minimum Tensile Strength: 154000 POUNDS PER SQUARE INCH LBS
  • Head Style: HEXAGON
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNF
  • Minimum Yield Strength: 120000 POUNDS PER SQUARE INCH LBS
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1541 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-074-9682, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lawson Products, Inc.. Government technical data includes 14 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-074-9682
Primary Part Number21223
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerLawson Products, Inc.
StatusACTIVE
Thread Length1.750 INCHES MINIMUM IN
MaterialSTEEL COMP 1541 OVERALL
Minimum Tensile Strength154000 POUNDS PER SQUARE INCH LBS
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNF
Minimum Yield Strength120000 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch18
Specification/standard Data81343-GRADE 5 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION
Features ProvidedFINISHED HEAD
Nominal Thread Diameter0.625 INCHES IN
Head Height0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN
Fastener Length8.000 INCHES NOMINAL IN
Width Between Flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
1650-00-171-340621223 INTERCHANGEABLE
Stem and Seat Assembly
Eaton Aerospace Llc
5930-00-232-615821223 INTERCHANGEABLE
Switch,rotary
Raytheon Company Dba Raytheon
7320-00-390-1600 INTERCHANGEABLE
Knife,pastry
1680-00-534-7002 INTERCHANGEABLE
Sleeve,tube
3020-00-591-2674217D INTERCHANGEABLE
Pulley,groove
Industrial Technologies and Services Llc
5910-00-819-4914 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
5998-01-042-807721223 INTERCHANGEABLE
Circuit Card Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
1680-01-043-8759PM21223 INTERCHANGEABLE
Trigger,phenolic
Mason Electric Co. Dba Mason Controls
5999-01-124-192621223 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
5136-01-443-349521223 INTERCHANGEABLE
Tap,thread Cutting
Time Fastener Co Inc
Cross-Reference Index
Part NumberManufacturer
21223 PRIMARY Lawson Products, Inc. (USA)
Related Parts
1650-00-171-3406INTERCHANGEABLE
STEM AND SEAT ASSEMBLY
21223
5930-00-232-6158INTERCHANGEABLE
SWITCH,ROTARY
21223
7320-00-390-1600INTERCHANGEABLE
KNIFE,PASTRY
1680-00-534-7002INTERCHANGEABLE
SLEEVE,TUBE
3020-00-591-2674INTERCHANGEABLE
PULLEY,GROOVE
217D
5910-00-819-4914INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
5998-01-042-8077INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21223
1680-01-043-8759INTERCHANGEABLE
TRIGGER,PHENOLIC
PM21223
5999-01-124-1926INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
21223
5136-01-443-3495INTERCHANGEABLE
TAP,THREAD CUTTING
21223

Frequently Asked Questions

What is NSN 5305-01-074-9682?

NSN 5305-01-074-9682 is a Screw,cap,hexagon Head, manufactured by Lawson Products, Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-074-9682?

NSN 5305-01-074-9682 has 1 cross-referenced part number: 21223 (Lawson Products, Inc.).

What NSN replaces 5305-01-074-9682?

There are 10 known substitutes for 5305-01-074-9682: 1650-00-171-3406, 5930-00-232-6158, 7320-00-390-1600 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21223?

Key specifications for 21223: Thread Length: 1.750 INCHES MINIMUM IN; Material: STEEL COMP 1541 OVERALL; Minimum Tensile Strength: 154000 POUNDS PER SQUARE INCH LBS; Head Style: HEXAGON. 15 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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