PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73509Screw,machine

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5305-00-483-6902 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-483-6902 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-483-6902. Primary manufacturer part number: 73509.
Features
  • Screw,machine — FSC 5305
  • Fastener Length: 3.270 INCHES NOMINAL IN
  • Head Hole Configuration Style: ROUND LONGITUDINAL HOLE
  • Thread Length: 0.650 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
  • Thread Class: 2A A
  • Screw Material: STEEL
  • Head Height: 0.350 INCHES NOMINAL IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-483-6902, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 15 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: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-483-6902
Primary Part Number73509
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusCANCELLED
Fastener Length3.270 INCHES NOMINAL IN
Head Hole Configuration StyleROUND LONGITUDINAL HOLE
Thread Length0.650 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
Thread Class2A A
Screw MaterialSTEEL
Head Height0.350 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Hole Diameter0.070 INCHES NOMINAL IN
Thread Quantity Per Inch20
Head StyleFLAT CHAMFER
Thread DirectionRIGHT-HAND
Nominal Thread Diameter0.250 INCHES IN
Internal Drive StyleSLOT
Head Diameter0.450 INCHES MINIMUM AND 0.457 INCHES MAXIMUM IN
Hole Quantity4
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6515-01-276-14171112843 INTERCHANGEABLE
Mask,oronasal
Mckesson Medical-Surgical Inc. Dba Mckesson Medical-Surgical Inc
5305-01-371-510273509 INTERCHANGEABLE
Setscrew
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
73509 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
Related Parts
6515-01-276-1417INTERCHANGEABLE
MASK,ORONASAL
1112843
5305-01-371-5102INTERCHANGEABLE
SETSCREW
73509

Frequently Asked Questions

What is NSN 5305-00-483-6902?

NSN 5305-00-483-6902 is a Screw,machine, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-483-6902?

NSN 5305-00-483-6902 has 1 cross-referenced part number: 73509 (Hamilton Sundstrand Corporation Dba Collins Aerospace).

What NSN replaces 5305-00-483-6902?

There are 2 known substitutes for 5305-00-483-6902: 6515-01-276-1417, 5305-01-371-5102. Verify interchangeability with system specifications before substitution.

What are the specifications of 73509?

Key specifications for 73509: Fastener Length: 3.270 INCHES NOMINAL IN; Head Hole Configuration Style: ROUND LONGITUDINAL HOLE; Thread Length: 0.650 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN; Thread Class: 2A A. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-483-6902 still in active supply?

NSN 5305-00-483-6902 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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