PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73650Setscrew

Aimtron Systems, Llc · NSN 5305-00-014-5852 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-014-5852 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-014-5852. Primary manufacturer part number: 73650.
Features
  • Setscrew — FSC 5305
  • Fastener Length: 0.125 INCHES NOMINAL IN
  • Material: STEEL COMP 4037 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4140 OVERALL
  • Thread Series Designator: UNF
  • Thread Quantity Per Inch: 40
  • Nominal Thread Diameter: 0.138 INCHES IN
  • Spline Width: 0.023 INCHES MAXIMUM IN
  • Thread Length: 0.125 INCHES MINIMUM IN
Applications
  • Applications requiring Steel Comp 4037 or Steel Comp 4340 or Steel Comp 8630 or Steel Comp 8740 or Steel Comp 2340 or Steel Comp 3135 or Steel Comp 4140 Overall construction
General Description

The Setscrew, cataloged under National Stock Number 5305-00-014-5852, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Aimtron Systems, Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-014-5852
Primary Part Number73650
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerAimtron Systems, Llc
StatusCANCELLED
Fastener Length0.125 INCHES NOMINAL IN
MaterialSTEEL COMP 4037 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4140 OVERALL
Thread Series DesignatorUNF
Thread Quantity Per Inch40
Nominal Thread Diameter0.138 INCHES IN
Spline Width0.023 INCHES MAXIMUM IN
Thread Length0.125 INCHES MINIMUM IN
Point StyleCUP
Internal Drive StyleCROSS RECESS TYPE 1
Spline Major Diameter0.079 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Thread Class3A A
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL
Head StyleHEADLESS (SETSCREW)
Spline Minor Diameter0.055 INCHES MINIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5305-00-177-556710505783 INTERCHANGEABLE
Screw,cap,socket Head
General Dynamics Land Systems Canadacorp
5305-00-272-3567394011PC3 INTERCHANGEABLE
Setscrew
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5305-00-274-0105 INTERCHANGEABLE
Setscrew
5305-00-477-467197416 INTERCHANGEABLE
Screw,cap,socket Head
Prestolite Electric Inc Defense Products Div
5305-00-638-5254 INTERCHANGEABLE
Setscrew
5305-00-638-56487876450P3 INTERCHANGEABLE
Setscrew
General Electric Company
5305-00-717-6950N70P902B6 INTERCHANGEABLE
Setscrew
Lockheed Martin Corporation Div Rms
5305-00-719-5346 INTERCHANGEABLE
Setscrew
5305-00-721-4427 INTERCHANGEABLE
Setscrew
5305-00-721-5740 INTERCHANGEABLE
Setscrew
Cross-Reference Index
Part NumberManufacturer
73650 PRIMARY Aimtron Systems, Llc (USA)
328-0002-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
328-0002-00 PRIMARY Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
FFS103TYPE4STYLE4 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
K7876450P5 General Electric Company (USA)
Related Parts
5305-00-177-5567INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
10505783
5305-00-272-3567INTERCHANGEABLE
SETSCREW
394011PC3
5305-00-274-0105INTERCHANGEABLE
SETSCREW
5305-00-477-4671INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
97416
5305-00-638-5254INTERCHANGEABLE
SETSCREW
5305-00-638-5648INTERCHANGEABLE
SETSCREW
7876450P3
5305-00-717-6950INTERCHANGEABLE
SETSCREW
N70P902B6
5305-00-719-5346INTERCHANGEABLE
SETSCREW
5305-00-721-4427INTERCHANGEABLE
SETSCREW
5305-00-721-5740INTERCHANGEABLE
SETSCREW
5305-00-803-0138INTERCHANGEABLE
SETSCREW
5305-00-805-9748INTERCHANGEABLE
SETSCREW

Frequently Asked Questions

What is NSN 5305-00-014-5852?

NSN 5305-00-014-5852 is a Setscrew, manufactured by Aimtron Systems, Llc, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-014-5852?

NSN 5305-00-014-5852 has 5 cross-referenced part numbers: 73650 (Aimtron Systems, Llc), 328-0002-000 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), 328-0002-00 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems), FFS103TYPE4STYLE4 (Federal Specifications Promulgated by General Services Administration Washington DC), K7876450P5 (General Electric Company).

What NSN replaces 5305-00-014-5852?

There are 12 known substitutes for 5305-00-014-5852: 5305-00-177-5567, 5305-00-272-3567, 5305-00-274-0105 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 73650?

Key specifications for 73650: Fastener Length: 0.125 INCHES NOMINAL IN; Material: STEEL COMP 4037 OR STEEL COMP 4340 OR STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 2340 OR STEEL COMP 3135 OR STEEL COMP 4140 OVERALL; Thread Series Designator: UNF; Thread Quantity Per Inch: 40. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-014-5852 still in active supply?

NSN 5305-00-014-5852 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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