PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14221Screw,drive

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5305-00-573-1235 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-573-1235 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-573-1235. Primary manufacturer part number: 14221.
Features
  • Screw,drive — FSC 5305
  • Nonmachine Nominal Thread Diameter: 0.100 INCHES IN
  • Head Diameter: 0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
  • Nonmachine Thread Style: DRIVE SCREW (TYPE U)
  • Hardness Rating: 75.0 ROCKWELL B MINIMUM AND 90.0 ROCKWELL B MAXIMUM OVERALL
  • Material: STEEL OVERALL
  • Pilot Diameter: 0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
  • Pilot Length: 0.047 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,drive, cataloged under National Stock Number 5305-00-573-1235, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-573-1235
Primary Part Number14221
Item NameScrew,drive
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusCANCELLED
Nonmachine Nominal Thread Diameter0.100 INCHES IN
Head Diameter0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN
Nonmachine Thread StyleDRIVE SCREW (TYPE U)
Hardness Rating75.0 ROCKWELL B MINIMUM AND 90.0 ROCKWELL B MAXIMUM OVERALL
MaterialSTEEL OVERALL
Pilot Diameter0.080 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
Pilot Length0.047 INCHES NOMINAL IN
Fastener Length0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM IN
Head StyleROUND
Head Height0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5305-00-022-4843 INTERCHANGEABLE
Screw,cap,hexagon Head
5945-00-503-803014221 INTERCHANGEABLE
Relay,electromagnetic
Meggitt (new Hampshire), Inc
5136-00-580-7335310320 INTERCHANGEABLE
Tap,thread Cutting
Stanley Tools Div of Stanley Works
6250-01-236-93364100340-001 INTERCHANGEABLE
Lampholder
Control Products Corporation
3020-01-281-4503107-924-020-421-000 INTERCHANGEABLE
Gear Sector,spur
Emerson Automation Solutions Final Control Us Lp
4720-01-312-505414221A INTERCHANGEABLE
Hose Assembly,nonmetallic
Liftking Manufacturing Corp
6240-01-344-9939F40CW/RS/WMP INTERCHANGEABLE
Lamp,fluorescent
General Electric Company Dba Ge
1095-01-571-271114221 INTERCHANGEABLE
Holster,pistol
Bianchi International Dba Bae Systems Products Group
Cross-Reference Index
Part NumberManufacturer
14221 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
14221A Hercules Engine Co Inc (USA)
14221A PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
14221 Hercules Engine Co Inc (USA)
Related Parts
5305-00-022-4843INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5945-00-503-8030INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
14221
5136-00-580-7335INTERCHANGEABLE
TAP,THREAD CUTTING
310320
6250-01-236-9336INTERCHANGEABLE
LAMPHOLDER
4100340-001
3020-01-281-4503INTERCHANGEABLE
GEAR SECTOR,SPUR
107-924-020-421-000
4720-01-312-5054INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
14221A
6240-01-344-9939INTERCHANGEABLE
LAMP,FLUORESCENT
F40CW/RS/WMP
1095-01-571-2711INTERCHANGEABLE
HOLSTER,PISTOL
14221

Frequently Asked Questions

What is NSN 5305-00-573-1235?

NSN 5305-00-573-1235 is a Screw,drive, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-573-1235?

NSN 5305-00-573-1235 has 4 cross-referenced part numbers: 14221 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 14221A (Hercules Engine Co Inc), 14221A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 14221 (Hercules Engine Co Inc).

What NSN replaces 5305-00-573-1235?

There are 8 known substitutes for 5305-00-573-1235: 5305-00-022-4843, 5945-00-503-8030, 5136-00-580-7335 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14221?

Key specifications for 14221: Nonmachine Nominal Thread Diameter: 0.100 INCHES IN; Head Diameter: 0.146 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN; Nonmachine Thread Style: DRIVE SCREW (TYPE U); Hardness Rating: 75.0 ROCKWELL B MINIMUM AND 90.0 ROCKWELL B MAXIMUM OVERALL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-573-1235 still in active supply?

NSN 5305-00-573-1235 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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