PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCB70482Gear,worm

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 3020-00-203-1327 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-203-1327 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-203-1327. Primary manufacturer part number: SCB70482.
Features
  • Gear,worm — FSC 3020
  • Nominal Outside Diameter: 0.718 INCHES IN
  • Hub Style Designator: PLAIN FIRST END
  • Material: STEEL OVERALL
  • Bore Style: PLAIN BOTH ENDS
  • Style Designator: PROTRUDING HUB
  • Face Nominal Width: 1.000 INCHES IN
  • Surface Treatment Document and Classification: MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,worm, cataloged under National Stock Number 3020-00-203-1327, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). 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
NSN3020-00-203-1327
Primary Part NumberSCB70482
Item NameGear,worm
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Nominal Outside Diameter0.718 INCHES IN
Hub Style DesignatorPLAIN FIRST END
MaterialSTEEL OVERALL
Bore StylePLAIN BOTH ENDS
Style DesignatorPROTRUDING HUB
Face Nominal Width1.000 INCHES IN
Surface Treatment Document and ClassificationMIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Bore Nominal Diameter0.328 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.250 INCHES FIRST END IN
Thread Form Quantity6
Thread Form DirectionLEFT-HAND
Helix Angle44.0499 DEGREES
Hardness Rating58.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM OVERALL
Pitch Diameter0.3430 INCHES NOMINAL IN
Surface TreatmentPASSIVATE OVERALL
Hub Nominal Diameter0.438 INCHES FIRST END IN
Pressure Angle20.0000 DEGREES
Face TypeSTRAIGHT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5133-00-203-6472 INTERCHANGEABLE
Drill,twist
5310-01-004-69559959-C INTERCHANGEABLE
Washer,flat
Gc/waldom Inc
4310-01-146-0029 INTERCHANGEABLE
Compressor,rotary
4010-01-616-087250596 INTERCHANGEABLE
Wire Rope Assembly,single Leg
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
SCB70482 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
50596 Kleinschmidt Inc (USA)
Related Parts
5133-00-203-6472INTERCHANGEABLE
DRILL,TWIST
5310-01-004-6955INTERCHANGEABLE
WASHER,FLAT
9959-C
4310-01-146-0029INTERCHANGEABLE
COMPRESSOR,ROTARY
4010-01-616-0872INTERCHANGEABLE
WIRE ROPE ASSEMBLY,SINGLE LEG
50596

Frequently Asked Questions

What is NSN 3020-00-203-1327?

NSN 3020-00-203-1327 is a Gear,worm, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-203-1327?

NSN 3020-00-203-1327 has 2 cross-referenced part numbers: SCB70482 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 50596 (Kleinschmidt Inc).

What NSN replaces 3020-00-203-1327?

There are 4 known substitutes for 3020-00-203-1327: 5133-00-203-6472, 5310-01-004-6955, 4310-01-146-0029 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCB70482?

Key specifications for SCB70482: Nominal Outside Diameter: 0.718 INCHES IN; Hub Style Designator: PLAIN FIRST END; Material: STEEL OVERALL; Bore Style: PLAIN BOTH ENDS. 19 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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