PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

218219Screw,cap,socket Head

Woodward, Inc. Div Fuel Systems and Controls · NSN 5305-00-921-0073 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-921-0073 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-921-0073. Primary manufacturer part number: 218219.
Features
  • Screw,cap,socket Head — FSC 5305
  • Head Height: 0.190 INCHES NOMINAL IN
  • Hole Configuration Style: ROUND
  • Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
  • Surface Treatment: PASSIVATE OVERALL
  • Material: STEEL COMP 410 OVERALL
  • Hole Diameter: 0.047 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 24
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 410 Overall construction
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-921-0073, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 20 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-921-0073
Primary Part Number218219
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerWoodward, Inc. Div Fuel Systems and Controls
StatusACTIVE
Head Height0.190 INCHES NOMINAL IN
Hole Configuration StyleROUND
Hardness Rating25.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL
Surface TreatmentPASSIVATE OVERALL
MaterialSTEEL COMP 410 OVERALL
Hole Diameter0.047 INCHES NOMINAL IN
Thread Quantity Per Inch24
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Length0.880 INCHES MINIMUM IN
Head StyleFLAT CHAMFER
Material Document and ClassificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Fastener Length2.875 INCHES NOMINAL IN
Internal Drive StyleHEXAGON
Nominal Thread Diameter0.190 INCHES IN
Hole Quantity6
Hole TypeDRILLED
Thread Class3A A
Thread DirectionRIGHT-HAND
Head Diameter0.313 INCHES NOMINAL IN
Width Across Flats0.156 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-278-2954218219 INTERCHANGEABLE
Elbow,pipe
General Motors Llc Dba General Motors Llc
6250-01-484-9205218219 INTERCHANGEABLE
Lampholder
Cadillac Gage Textron Inc.
Cross-Reference Index
Part NumberManufacturer
218219 PRIMARY Woodward, Inc. Div Fuel Systems and Controls (USA)
Related Parts
4730-00-278-2954INTERCHANGEABLE
ELBOW,PIPE
218219
6250-01-484-9205INTERCHANGEABLE
LAMPHOLDER
218219

Frequently Asked Questions

What is NSN 5305-00-921-0073?

NSN 5305-00-921-0073 is a Screw,cap,socket Head, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-921-0073?

NSN 5305-00-921-0073 has 1 cross-referenced part number: 218219 (Woodward, Inc. Div Fuel Systems and Controls).

What NSN replaces 5305-00-921-0073?

There are 2 known substitutes for 5305-00-921-0073: 4730-00-278-2954, 6250-01-484-9205. Verify interchangeability with system specifications before substitution.

What are the specifications of 218219?

Key specifications for 218219: Head Height: 0.190 INCHES NOMINAL IN; Hole Configuration Style: ROUND; Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM OVERALL; Surface Treatment: PASSIVATE OVERALL. 20 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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