PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20135Drive,worm Gear,boiler Tube

Thomas C. Wilson, Inc. Dba Thomas C Wilson · NSN 5120-00-337-0933 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-337-0933 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-337-0933. Primary manufacturer part number: 20135.
Features
  • Drive,worm Gear,boiler Tube — FSC 5120
  • Functional Description: USED TO REACH IN AND EXPAND TUBES AT RIGHT ANGLE
  • General Characteristics Item Description: STEEL; RIGHT ANGLE; 1/2 IN. MALE SQ DRIVE AND 1/2 IN. FEMALE SQ DRIVE; 3-3/8 IN. MINIMUM HANDHOLE DIA; 4-1/2 TO 1 GEAR RATIO; 10-3/16 IN. O/A LG IN
  • 1 verified cross-reference
  • Primary manufacturer: Thomas C. Wilson, Inc. Dba Thomas C Wilson
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Power transmission and speed reduction
  • Rotary motion transfer
General Description

The Drive,worm Gear,boiler Tube, cataloged under National Stock Number 5120-00-337-0933, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Thomas C. Wilson, Inc. Dba Thomas C Wilson. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-337-0933
Primary Part Number20135
Item NameDrive,worm Gear,boiler Tube
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerThomas C. Wilson, Inc. Dba Thomas C Wilson
StatusACTIVE
Functional DescriptionUSED TO REACH IN AND EXPAND TUBES AT RIGHT ANGLE
General Characteristics Item DescriptionSTEEL; RIGHT ANGLE; 1/2 IN. MALE SQ DRIVE AND 1/2 IN. FEMALE SQ DRIVE; 3-3/8 IN. MINIMUM HANDHOLE DIA; 4-1/2 TO 1 GEAR RATIO; 10-3/16 IN. O/A LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-165-840420-13-5 INTERCHANGEABLE
Washer,lock
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5306-00-168-638520-135 INTERCHANGEABLE
Bolt,carriage
General Dynamics Mission Systems, Inc. Dba Gdms
5940-00-267-694932054-0171 INTERCHANGEABLE
Terminal,lug
Honeywell International Inc Dba Honeywell
3020-00-272-3243 INTERCHANGEABLE
Gear,spur
5330-00-375-4861 INTERCHANGEABLE
Gasket
5330-00-411-028420135 INTERCHANGEABLE
Seal,plain
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5940-00-579-2079571-257 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
5930-00-600-3076 INTERCHANGEABLE
Switch,gang
5330-00-758-069520125 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
5998-01-034-408320135 INTERCHANGEABLE
Circuit Card Assembly
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
Cross-Reference Index
Part NumberManufacturer
20135 Thomas C. Wilson, Inc. Dba Thomas C Wilson (USA)
Related Parts
5310-00-165-8404INTERCHANGEABLE
WASHER,LOCK
20-13-5
5306-00-168-6385INTERCHANGEABLE
BOLT,CARRIAGE
20-135
5940-00-267-6949INTERCHANGEABLE
TERMINAL,LUG
32054-0171
3020-00-272-3243INTERCHANGEABLE
GEAR,SPUR
5330-00-375-4861INTERCHANGEABLE
GASKET
5330-00-411-0284INTERCHANGEABLE
SEAL,PLAIN
20135
5940-00-579-2079INTERCHANGEABLE
TERMINAL,LUG
571-257
5930-00-600-3076INTERCHANGEABLE
SWITCH,GANG
5330-00-758-0695INTERCHANGEABLE
SEAL,PLAIN ENCASED
20125
5998-01-034-4083INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
20135
5315-01-058-0918INTERCHANGEABLE
PIN,STRAIGHT,HEADED
2520-01-116-3412INTERCHANGEABLE
UNIVERSAL JOINT,VEHICULAR

Frequently Asked Questions

What is NSN 5120-00-337-0933?

NSN 5120-00-337-0933 is a Drive,worm Gear,boiler Tube, manufactured by Thomas C. Wilson, Inc. Dba Thomas C Wilson, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-337-0933?

NSN 5120-00-337-0933 has 1 cross-referenced part number: 20135 (Thomas C. Wilson, Inc. Dba Thomas C Wilson).

What NSN replaces 5120-00-337-0933?

There are 12 known substitutes for 5120-00-337-0933: 5310-00-165-8404, 5306-00-168-6385, 5940-00-267-6949 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20135?

Key specifications for 20135: Functional Description: USED TO REACH IN AND EXPAND TUBES AT RIGHT ANGLE; General Characteristics Item Description: STEEL; RIGHT ANGLE; 1/2 IN. MALE SQ DRIVE AND 1/2 IN. FEMALE SQ DRIVE; 3-3/8 IN. MINIMUM HANDHOLE DIA; 4-1/2 TO 1 GEAR RATIO; 10-3/16 IN. O/A LG IN. 2 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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