PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

49644Screw,machine

Telemechanics Inc · NSN 5305-00-412-8759 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-412-8759 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-412-8759. Primary manufacturer part number: 49644.
Features
  • Screw,machine — FSC 5305
  • Head Height: 0.125 INCHES NOMINAL IN
  • Head Diameter: 0.500 INCHES NOMINAL IN
  • Thread Series Designator: UNF
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 32
  • Nominal Thread Diameter: 0.190 INCHES IN
  • Thread Length: 0.344 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-412-8759, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN5305-00-412-8759
Primary Part Number49644
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Head Height0.125 INCHES NOMINAL IN
Head Diameter0.500 INCHES NOMINAL IN
Thread Series DesignatorUNF
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch32
Nominal Thread Diameter0.190 INCHES IN
Thread Length0.344 INCHES NOMINAL IN
Screw MaterialSTEEL
Internal Drive StyleSLOT
Head StylePAN NO. 2
Screw Surface TreatmentCADMIUM
Fastener Length0.469 INCHES NOMINAL IN
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5950-00-603-892249644 INTERCHANGEABLE
Transformer,power
Astec America Inc.
6150-01-087-476149644 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
4110-01-485-366249550 INTERCHANGEABLE
Chest,ice Storage
Igloo Products Corp Dba Lewis & Sons
2590-01-542-277049644 INTERCHANGEABLE
Leg,semitrailer Retractable Supp
Saginaw Products Corporation Dba Cignys
Cross-Reference Index
Part NumberManufacturer
49644 American Telephone and Telegraph Co (USA)
49644 PRIMARY Telemechanics Inc (USA)
49644 Zf Industrieantriebe Witten Gmbh (DEU)
Related Parts
5950-00-603-8922INTERCHANGEABLE
TRANSFORMER,POWER
49644
6150-01-087-4761INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
49644
4110-01-485-3662INTERCHANGEABLE
CHEST,ICE STORAGE
49550
2590-01-542-2770INTERCHANGEABLE
LEG,SEMITRAILER RETRACTABLE SUPP
49644

Frequently Asked Questions

What is NSN 5305-00-412-8759?

NSN 5305-00-412-8759 is a Screw,machine, manufactured by Telemechanics Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-412-8759?

NSN 5305-00-412-8759 has 3 cross-referenced part numbers: 49644 (American Telephone and Telegraph Co), 49644 (Telemechanics Inc), 49644 (Zf Industrieantriebe Witten Gmbh).

What NSN replaces 5305-00-412-8759?

There are 4 known substitutes for 5305-00-412-8759: 5950-00-603-8922, 6150-01-087-4761, 4110-01-485-3662 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 49644?

Key specifications for 49644: Head Height: 0.125 INCHES NOMINAL IN; Head Diameter: 0.500 INCHES NOMINAL IN; Thread Series Designator: UNF; Thread Direction: RIGHT-HAND. 13 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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