PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12937Gear Assembly,speed Decreaser

Tulsa Winch, Inc. · NSN 3010-01-340-0446 · FSC 3010 · No Item Name Available
Verified by PartsTable
NSN 3010-01-340-0446 — this item is cataloged by the U.S. Government under National Stock Number 3010-01-340-0446. Primary manufacturer part number: 12937.
Features
  • Gear Assembly,speed Decreaser — FSC 3010
  • 5 verified cross-references
  • Primary manufacturer: Tulsa Winch, Inc.
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear Assembly,speed Decreaser, cataloged under National Stock Number 3010-01-340-0446, is classified within Federal Supply Class 3010 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Tulsa Winch, Inc.. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameGear Assembly,speed Decreaser
FSC / FSG3010 — No Item Name Available (FSG 30)
ManufacturersOshkosh Defense Llc (CAGE 75Q65); DP Manufacturing Inc. (CAGE 0EJ14); Oshkosh Corp (CAGE 45152); Tulsa Winch, Inc. (CAGE 75096)
Technical Specifications
ParameterValue
NSN3010-01-340-0446
Primary Part Number12937
Item NameGear Assembly,speed Decreaser
FSC / FSG3010 / 30 — No Item Name Available
ManufacturerTulsa Winch, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5930-00-139-88851293-7 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
5905-00-202-062412937 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Magna Tech Electronic Co Inc Dba Mte
5325-00-286-6047 INTERCHANGEABLE
Grommet,nonmetallic
3040-00-369-3672291236 INTERCHANGEABLE
Shaft,shouldered
Itw Food Equipment Group Llc Dba Hobart Service
5310-00-418-2121129-37 INTERCHANGEABLE
Nut,hexagon
Cnh Industrial America Llc Dba Cnh America
5360-00-864-112112937 INTERCHANGEABLE
Spring,special
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
6145-01-273-007712937 INTERCHANGEABLE
Cable,special Purpose,electrical
Rscc Wire & Cable Llc Dba Marmon Industrial Energy & Infrastructure - East Granby
7045-01-324-0867 INTERCHANGEABLE
Tape,electronic Data Processing
5998-01-349-828012937 INTERCHANGEABLE
Circuit Card Assembly
Vaisala Inc.
6625-01-569-106812937 INTERCHANGEABLE
Meter,antenna Tilt
Science Applications International Corporation
Cross-Reference Index
Part NumberManufacturer
2GL140 Oshkosh Defense Llc (USA)
12937 DP Manufacturing Inc. (USA)
12937-G DP Manufacturing Inc. (USA)
2GL140 Oshkosh Corp (USA)
12937 PRIMARY Tulsa Winch, Inc. (USA)
Related Parts
5930-00-139-8885INTERCHANGEABLE
SWITCH,PRESSURE
1293-7
5905-00-202-0624INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
12937
5325-00-286-6047INTERCHANGEABLE
GROMMET,NONMETALLIC
3040-00-369-3672INTERCHANGEABLE
SHAFT,SHOULDERED
291236
5310-00-418-2121INTERCHANGEABLE
NUT,HEXAGON
129-37
5360-00-864-1121INTERCHANGEABLE
SPRING,SPECIAL
12937
6145-01-273-0077INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
12937
7045-01-324-0867INTERCHANGEABLE
TAPE,ELECTRONIC DATA PROCESSING
5998-01-349-8280INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
12937
6625-01-569-1068INTERCHANGEABLE
METER,ANTENNA TILT
12937
5120-01-601-5173INTERCHANGEABLE
EXTENSION,SOCKET WRENCH

Frequently Asked Questions

What is NSN 3010-01-340-0446?

NSN 3010-01-340-0446 is a Gear Assembly,speed Decreaser, manufactured by Tulsa Winch, Inc., classified under FSC 3010 (No Item Name Available). Status: active.

What are the part numbers for NSN 3010-01-340-0446?

NSN 3010-01-340-0446 has 5 cross-referenced part numbers: 2GL140 (Oshkosh Defense Llc), 12937 (DP Manufacturing Inc.), 12937-G (DP Manufacturing Inc.), 2GL140 (Oshkosh Corp), 12937 (Tulsa Winch, Inc.).

What NSN replaces 3010-01-340-0446?

There are 11 known substitutes for 3010-01-340-0446: 5930-00-139-8885, 5905-00-202-0624, 5325-00-286-6047 and 8 more. Verify interchangeability with system specifications before substitution.

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