PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G7-44Gear,spur

Roller Bearing Co of America, Inc Div Pic Design · NSN 3020-01-028-2070 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-028-2070 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-028-2070. Primary manufacturer part number: G7-44.
Features
  • Gear,spur — FSC 3020
  • Face Nominal Width: 0.187 INCHES IN
  • Hub Nominal Diameter: 0.500 INCHES FIRST END IN
  • Precision Classification: QUALITY NUMBER 10 OR QUALITY NUMBER 11
  • Style Designator: PROTRUDING HUB
  • Surface Treatment: PASSIVATE OVERALL
  • Bore Nominal Diameter: 0.250 INCHES BOTH ENDS IN
  • Hub Style Designator: PINNED FIRST END
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 303s or Steel Comp 303SE Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-028-2070, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 19 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-028-2070
Primary Part NumberG7-44
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Face Nominal Width0.187 INCHES IN
Hub Nominal Diameter0.500 INCHES FIRST END IN
Precision ClassificationQUALITY NUMBER 10 OR QUALITY NUMBER 11
Style DesignatorPROTRUDING HUB
Surface TreatmentPASSIVATE OVERALL
Bore Nominal Diameter0.250 INCHES BOTH ENDS IN
Hub Style DesignatorPINNED FIRST END
Teeth Quantity44
Nominal Outside Diameter0.957 INCHES IN
Bore StylePLAIN BOTH ENDS
Backlash DesignationGRADE C
Nominal Distance Between Body Face and Protruding Hub End0.250 INCHES FIRST END IN
Material Document and ClassificationMIL-S-7720 MIL SPEC ALL MATERIAL RESPONSES OVERALL
MaterialSTEEL COMP 303S OR STEEL COMP 303SE OVERALL
Hardness Rating75.0 ROCKWELL B MINIMUM AND 83.0 ROCKWELL B MAXIMUM OVERALL
Tooth FormSTANDARD
Pressure Angle20.0000 DEGREES
Pitch Diameter0.9162 INCHES NOMINAL IN
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5330-00-187-2959140-0096 INTERCHANGEABLE
Gasket
Cummins Power Generation Inc.
5961-01-129-7729 INTERCHANGEABLE
Semiconductor Device,diode
5130-01-151-1856G84 INTERCHANGEABLE
Riveter,blind,pneumatic
Sps Technologies, Llc Dba Cherry Aerospace Div Div Cherry Aerospace
5910-01-433-9689G-744 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
L3 Technologies, Inc.
5220-01-463-8272G744 INTERCHANGEABLE
Gage,crimping Tool
Daniels Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
G7-44 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
11000395-1 Bae Systems Information and Electronic Systems Integration Inc. (USA)
Related Parts
5330-00-187-2959INTERCHANGEABLE
GASKET
140-0096
5961-01-129-7729INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5130-01-151-1856INTERCHANGEABLE
RIVETER,BLIND,PNEUMATIC
G84
5910-01-433-9689INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
G-744
5220-01-463-8272INTERCHANGEABLE
GAGE,CRIMPING TOOL
G744

Frequently Asked Questions

What is NSN 3020-01-028-2070?

NSN 3020-01-028-2070 is a Gear,spur, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-028-2070?

NSN 3020-01-028-2070 has 2 cross-referenced part numbers: G7-44 (Roller Bearing Co of America, Inc Div Pic Design), 11000395-1 (Bae Systems Information and Electronic Systems Integration Inc.).

What NSN replaces 3020-01-028-2070?

There are 5 known substitutes for 3020-01-028-2070: 5330-00-187-2959, 5961-01-129-7729, 5130-01-151-1856 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of G7-44?

Key specifications for G7-44: Face Nominal Width: 0.187 INCHES IN; Hub Nominal Diameter: 0.500 INCHES FIRST END IN; Precision Classification: QUALITY NUMBER 10 OR QUALITY NUMBER 11; Style Designator: PROTRUDING HUB. 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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