PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8T3991Screw,machine

Caterpillar Inc Div Caterpillar Defense · NSN 5305-01-473-6201 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-473-6201 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-473-6201. Primary manufacturer part number: 8T3991.
Features
  • Screw,machine — FSC 5305
  • 2 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-01-473-6201, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. This item has 2 commercial cross-references from 2 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
NSN5305-01-473-6201
Primary Part Number8T3991
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3120-00-501-34255013425 INTERCHANGEABLE
Roller,linear-Rotary Motion
Army, United States Department of the Dba Rock Island Arsenal Jmtc
5950-00-710-3081 INTERCHANGEABLE
Transformer,power
5930-01-093-342411444213 INTERCHANGEABLE
Switch,thermostatic
Us Army Aviation and Missile Command
5960-01-660-3459A10537 INTERCHANGEABLE
Calibration Capacit
Precision Filters, Inc. Dba Precision Filters Inc
Cross-Reference Index
Part NumberManufacturer
A10537 Unac (FRA)
8T3991 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
3120-00-501-3425INTERCHANGEABLE
ROLLER,LINEAR-ROTARY MOTION
5013425
5950-00-710-3081INTERCHANGEABLE
TRANSFORMER,POWER
5930-01-093-3424INTERCHANGEABLE
SWITCH,THERMOSTATIC
11444213
5960-01-660-3459INTERCHANGEABLE
CALIBRATION CAPACIT
A10537

Frequently Asked Questions

What is NSN 5305-01-473-6201?

NSN 5305-01-473-6201 is a Screw,machine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-473-6201?

NSN 5305-01-473-6201 has 2 cross-referenced part numbers: A10537 (Unac), 8T3991 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 5305-01-473-6201?

There are 4 known substitutes for 5305-01-473-6201: 3120-00-501-3425, 5950-00-710-3081, 5930-01-093-3424 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8T3991?

Key specifications for 8T3991: End Item Identification: CONTRACTOR LOGISTICS LIFETIME SUPPORT (CRLS), DEPLOYABLE UNIVERSAL COMBAT EARTHMOVER (DEUCE), 30/30 (MODEL DV100), NSN 2430-01-423-2819, TMS-2430-200-24P, LIN: T76541 WSC:IA. 1 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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