PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A5185Gear,drive

Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic · NSN 4930-00-052-2155 · FSC 4930 · No Item Name Available
Verified by PartsTable
NSN 4930-00-052-2155 — this item is cataloged by the U.S. Government under National Stock Number 4930-00-052-2155. Primary manufacturer part number: A5185.
Features
  • Gear,drive — FSC 4930
  • 2 verified cross-references
  • Primary manufacturer: Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,drive, cataloged under National Stock Number 4930-00-052-2155, is classified within Federal Supply Class 4930 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear,drive
FSC / FSG4930 — No Item Name Available (FSG 49)
ManufacturersThe Gorman-Rupp Company Div Gorman-Rupp (CAGE 25567); Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (CAGE 61208)
Technical Specifications
ParameterValue
NSN4930-00-052-2155
Primary Part NumberA5185
Item NameGear,drive
FSC / FSG4930 / 49 — No Item Name Available
ManufacturerTwin Disc, Incorporated Dba Twin Disc Mid-Atlantic
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3040-00-391-570410-00466 INTERCHANGEABLE
Shaft,strainer Valve
Tyco Fire Products Lp
3040-00-875-1988 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Cross-Reference Index
Part NumberManufacturer
S466 The Gorman-Rupp Company Div Gorman-Rupp (USA)
A5185 PRIMARY Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic (USA)
Related Parts
3040-00-391-5704INTERCHANGEABLE
SHAFT,STRAINER VALVE
10-00466
3040-00-875-1988INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER

Frequently Asked Questions

What is NSN 4930-00-052-2155?

NSN 4930-00-052-2155 is a Gear,drive, manufactured by Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic, classified under FSC 4930 (No Item Name Available). Status: active.

What are the part numbers for NSN 4930-00-052-2155?

NSN 4930-00-052-2155 has 2 cross-referenced part numbers: S466 (The Gorman-Rupp Company Div Gorman-Rupp), A5185 (Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic).

What NSN replaces 4930-00-052-2155?

There are 2 known substitutes for 4930-00-052-2155: 3040-00-391-5704, 3040-00-875-1988. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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