PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

155-44Gear,spur

Southern Gear & Machine Inc · NSN 3020-00-082-0335 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-082-0335 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-082-0335. Primary manufacturer part number: 155-44.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 0.9170 INCHES NOMINAL IN
  • Material: ALUMINUM ALLOY OVERALL
  • Hub Style Designator: PINNED FIRST END
  • Bore Nominal Diameter: 0.188 INCHES BOTH ENDS IN
  • Nominal Distance Between Body Face and Protruding Hub End: 0.250 INCHES FIRST END IN
  • Hub Nominal Diameter: 0.375 INCHES FIRST END IN
  • Tooth Form: STANDARD
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-082-0335, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Southern Gear & Machine Inc. Government technical data includes 14 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-082-0335
Primary Part Number155-44
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerSouthern Gear & Machine Inc
StatusACTIVE
Pitch Diameter0.9170 INCHES NOMINAL IN
MaterialALUMINUM ALLOY OVERALL
Hub Style DesignatorPINNED FIRST END
Bore Nominal Diameter0.188 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.250 INCHES FIRST END IN
Hub Nominal Diameter0.375 INCHES FIRST END IN
Tooth FormSTANDARD
Bore StylePLAIN BOTH ENDS
Face Nominal Width0.125 INCHES IN
Nominal Outside Diameter0.958 INCHES IN
Pressure Angle20.0000 DEGREES
Style DesignatorPROTRUDING HUB
Body StylePLAIN, SOLID
Teeth Quantity44
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5835-00-407-681715544 INTERCHANGEABLE
Recorder-Reproducer Subassembly,
Leica Inc Surveying and Photogrammetry Systems Div
5950-00-854-9024 INTERCHANGEABLE
Transformer,current
2915-00-962-009815544 INTERCHANGEABLE
Seat
Collins Engine Nozzles, Inc
5310-01-062-152444-15540 INTERCHANGEABLE
Nut,plain,castellated,hexagon
Wheeler Fleet Solutions, Co.
5950-01-432-276815544 INTERCHANGEABLE
Reactor
Magnespec Inc
Cross-Reference Index
Part NumberManufacturer
155-44 PRIMARY Southern Gear & Machine Inc (USA)
Related Parts
5835-00-407-6817INTERCHANGEABLE
RECORDER-REPRODUCER SUBASSEMBLY,
15544
5950-00-854-9024INTERCHANGEABLE
TRANSFORMER,CURRENT
2915-00-962-0098INTERCHANGEABLE
SEAT
15544
5310-01-062-1524INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
44-15540
5950-01-432-2768INTERCHANGEABLE
REACTOR
15544

Frequently Asked Questions

What is NSN 3020-00-082-0335?

NSN 3020-00-082-0335 is a Gear,spur, manufactured by Southern Gear & Machine Inc, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-082-0335?

NSN 3020-00-082-0335 has 1 cross-referenced part number: 155-44 (Southern Gear & Machine Inc).

What NSN replaces 3020-00-082-0335?

There are 5 known substitutes for 3020-00-082-0335: 5835-00-407-6817, 5950-00-854-9024, 2915-00-962-0098 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 155-44?

Key specifications for 155-44: Pitch Diameter: 0.9170 INCHES NOMINAL IN; Material: ALUMINUM ALLOY OVERALL; Hub Style Designator: PINNED FIRST END; Bore Nominal Diameter: 0.188 INCHES BOTH ENDS IN. 14 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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