PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

144-20Screw,machine

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 5305-01-482-7712 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-482-7712 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-482-7712. Primary manufacturer part number: 144-20.
Features
  • Screw,machine — FSC 5305
  • Head Height: 0.219 INCHES NOMINAL IN
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Head Style: FILLISTER
  • Screw Material: STEEL COMP 304
  • Thread Direction: RIGHT-HAND
  • Head Diameter: 0.406 INCHES NOMINAL IN
  • Internal Drive Style: SLOT
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-482-7712, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. Government technical data includes 13 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-482-7712
Primary Part Number144-20
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Head Height0.219 INCHES NOMINAL IN
Nominal Thread Diameter0.250 INCHES IN
Head StyleFILLISTER
Screw MaterialSTEEL COMP 304
Thread DirectionRIGHT-HAND
Head Diameter0.406 INCHES NOMINAL IN
Internal Drive StyleSLOT
Thread Quantity Per Inch20
Thread Class2A A
Screw Material Document and ClassificationQQ-S-763,TYPE 304 FED SPEC SINGLE MATERIAL RESPONSE
Thread Length0.625 INCHES NOMINAL IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Fastener Length0.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4320-00-066-2202 INTERCHANGEABLE
Ring,lantern
7510-00-189-7873 INTERCHANGEABLE
Pencil
2510-00-740-90087409008 INTERCHANGEABLE
Link Assembly,dump
U S Army Tank Automotive Command Amsta-Im-Mm
5990-01-064-485214420 INTERCHANGEABLE
Resolver,electrical
Symetrics Industries, Llc Dba Extant Aerospace Div Symetrics Industries Dba Extant Aerospace
5910-01-145-793414420 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Kurz & Root Generator Company, Llc
6760-01-337-8299 INTERCHANGEABLE
Lens,camera,general Photographic
5305-01-359-4983 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
144-20 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
40063-4 REVC PC 38 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
4320-00-066-2202INTERCHANGEABLE
RING,LANTERN
7510-00-189-7873INTERCHANGEABLE
PENCIL
2510-00-740-9008INTERCHANGEABLE
LINK ASSEMBLY,DUMP
7409008
5990-01-064-4852INTERCHANGEABLE
RESOLVER,ELECTRICAL
14420
5910-01-145-7934INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
14420
6760-01-337-8299INTERCHANGEABLE
LENS,CAMERA,GENERAL PHOTOGRAPHIC
5305-01-359-4983INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-01-482-7712?

NSN 5305-01-482-7712 is a Screw,machine, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-482-7712?

NSN 5305-01-482-7712 has 2 cross-referenced part numbers: 144-20 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 40063-4 REVC PC 38 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 5305-01-482-7712?

There are 7 known substitutes for 5305-01-482-7712: 4320-00-066-2202, 7510-00-189-7873, 2510-00-740-9008 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 144-20?

Key specifications for 144-20: Head Height: 0.219 INCHES NOMINAL IN; Nominal Thread Diameter: 0.250 INCHES IN; Head Style: FILLISTER; Screw Material: STEEL COMP 304. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com