PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M2020UScrew,machine

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 5305-00-367-6225 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-367-6225 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-367-6225. Primary manufacturer part number: M2020U.
Features
  • Screw,machine — FSC 5305
  • Screw Material: STEEL
  • Thread Length: 0.221 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
  • Screw Surface Treatment: CADMIUM
  • Thread Direction: RIGHT-HAND
  • Thread Quantity Per Inch: 18
  • Screw Material Document and Classification: SAE J429 ASSN STD ALL MATERIAL RESPONSES
  • Head Style: FLAT COUNTERSUNK
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-367-6225, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. Government technical data includes 16 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-367-6225
Primary Part NumberM2020U
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Screw MaterialSTEEL
Thread Length0.221 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
Screw Surface TreatmentCADMIUM
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch18
Screw Material Document and ClassificationSAE J429 ASSN STD ALL MATERIAL RESPONSES
Head StyleFLAT COUNTERSUNK
Nominal Thread Diameter0.312 INCHES IN
Thread Class3A A
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Fastener Length0.332 INCHES NOMINAL IN
Head Diameter0.500 INCHES NOMINAL IN
Internal Drive StyleCROSS RECESS TYPE 1
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Hardness Rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4130-00-274-635828478 INTERCHANGEABLE
Filter-Drier,refrigerant
Alter Harry Co the Div of T E C
5305-00-511-3318A1352 INTERCHANGEABLE
Screw Assembly,rate
Aerosonic Llc
5330-01-045-2794135069 INTERCHANGEABLE
Ring,wiper
Dana Off Highway Products, Llc
5360-01-277-9033 INTERCHANGEABLE
Spring,helical,compression
Cross-Reference Index
Part NumberManufacturer
M2020U PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
A1352 Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
4130-00-274-6358INTERCHANGEABLE
FILTER-DRIER,REFRIGERANT
28478
5305-00-511-3318INTERCHANGEABLE
SCREW ASSEMBLY,RATE
A1352
5330-01-045-2794INTERCHANGEABLE
RING,WIPER
135069
5360-01-277-9033INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION

Frequently Asked Questions

What is NSN 5305-00-367-6225?

NSN 5305-00-367-6225 is a Screw,machine, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-367-6225?

NSN 5305-00-367-6225 has 2 cross-referenced part numbers: M2020U (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic), A1352 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 5305-00-367-6225?

There are 4 known substitutes for 5305-00-367-6225: 4130-00-274-6358, 5305-00-511-3318, 5330-01-045-2794 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of M2020U?

Key specifications for M2020U: Screw Material: STEEL; Thread Length: 0.221 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN; Screw Surface Treatment: CADMIUM; Thread Direction: RIGHT-HAND. 16 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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