PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25663Setscrew

Fastenal Company Dba Fastenal Co · NSN 5305-01-625-9929 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-625-9929 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-625-9929. Primary manufacturer part number: 25663.
Features
  • Setscrew — FSC 5305
  • Thread Quantity Per Inch: 14.0
  • Head Diameter: 0.437 INCHES NOMINAL IN
  • Fastener Length: 0.500 INCHES NOMINAL IN
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNIFIED NATIONAL JOINT FINE (UNJF)
  • Material: STEEL FASTENER
  • 4 verified cross-references
Applications
  • Applications requiring Steel Fastener construction
General Description

The Setscrew, cataloged under National Stock Number 5305-01-625-9929, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-625-9929
Primary Part Number25663
Item NameSetscrew
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Thread Quantity Per Inch14.0
Head Diameter0.437 INCHES NOMINAL IN
Fastener Length0.500 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNIFIED NATIONAL JOINT FINE (UNJF)
MaterialSTEEL FASTENER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6625-00-137-615750-152121ECSC INTERCHANGEABLE
Ammeter
Ametek Inc Div Aerospace and Defense
5133-00-236-3416 INTERCHANGEABLE
Drill,twist
5305-01-298-417025663 INTERCHANGEABLE
Screw,cap,hexagon Head
Industrial Technologies and Services Llc
5355-01-313-30902-5663 INTERCHANGEABLE
Knob
Maytag Corporation Dba Maytag Appliancessales
Cross-Reference Index
Part NumberManufacturer
0410255 Miller Industries Towing Equipment Inc (USA)
U0410255 Jige International (FRA)
25663 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Y00014945 Soframe (FRA)
Related Parts
6625-00-137-6157INTERCHANGEABLE
AMMETER
50-152121ECSC
5133-00-236-3416INTERCHANGEABLE
DRILL,TWIST
5305-01-298-4170INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
25663
5355-01-313-3090INTERCHANGEABLE
KNOB
2-5663

Frequently Asked Questions

What is NSN 5305-01-625-9929?

NSN 5305-01-625-9929 is a Setscrew, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-625-9929?

NSN 5305-01-625-9929 has 4 cross-referenced part numbers: 0410255 (Miller Industries Towing Equipment Inc), U0410255 (Jige International), 25663 (Fastenal Company Dba Fastenal Co), Y00014945 (Soframe).

What NSN replaces 5305-01-625-9929?

There are 4 known substitutes for 5305-01-625-9929: 6625-00-137-6157, 5133-00-236-3416, 5305-01-298-4170 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25663?

Key specifications for 25663: Thread Quantity Per Inch: 14.0; Head Diameter: 0.437 INCHES NOMINAL IN; Fastener Length: 0.500 INCHES NOMINAL IN; Special Features: DRIVE SIZE 0.25 INCHES;BLACK OXIDE FINISH;CUP POINT IN. 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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