PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M-4-7-3Screw,cap,hexagon Head

Bird-Johnson Propeller Company, Llc · NSN 5305-01-450-0328 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-450-0328 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-450-0328. Primary manufacturer part number: M-4-7-3.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Direction: RIGHT-HAND
  • Nominal Thread Diameter: 0.375 INCHES IN
  • Material Document and Classification: MIL-S-122G,TY1,GR5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL G
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Thread Quantity Per Inch: 16
  • Material: STEEL OVERALL
  • Fastener Length: 1.250 INCHES NOMINAL IN
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 5305-01-450-0328, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bird-Johnson Propeller Company, Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN5305-01-450-0328
Primary Part NumberM-4-7-3
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerBird-Johnson Propeller Company, Llc
StatusACTIVE
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.375 INCHES IN
Material Document and ClassificationMIL-S-122G,TY1,GR5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL G
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Quantity Per Inch16
MaterialSTEEL OVERALL
Fastener Length1.250 INCHES NOMINAL IN
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-155-6446109302 INTERCHANGEABLE
Bearing,ball,annular
Komatsu America Corp.
4730-00-213-0651M461 INTERCHANGEABLE
Cap,pipe
Gardner Denver Inc.
Cross-Reference Index
Part NumberManufacturer
M-4-7-3 PRIMARY Bird-Johnson Propeller Company, Llc (USA)
112159001 ITEM NO56 Bird-Johnson Propeller Company, Llc (USA)
Related Parts
3110-00-155-6446INTERCHANGEABLE
BEARING,BALL,ANNULAR
109302
4730-00-213-0651INTERCHANGEABLE
CAP,PIPE
M461

Frequently Asked Questions

What is NSN 5305-01-450-0328?

NSN 5305-01-450-0328 is a Screw,cap,hexagon Head, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-450-0328?

NSN 5305-01-450-0328 has 2 cross-referenced part numbers: M-4-7-3 (Bird-Johnson Propeller Company, Llc), 112159001 ITEM NO56 (Bird-Johnson Propeller Company, Llc).

What NSN replaces 5305-01-450-0328?

There are 2 known substitutes for 5305-01-450-0328: 3110-00-155-6446, 4730-00-213-0651. Verify interchangeability with system specifications before substitution.

What are the specifications of M-4-7-3?

Key specifications for M-4-7-3: Thread Direction: RIGHT-HAND; Nominal Thread Diameter: 0.375 INCHES IN; Material Document and Classification: MIL-S-122G,TY1,GR5 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL G; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 8 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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