PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

G12-48Gear,spur

Roller Bearing Co of America, Inc Div Pic Design · NSN 3020-00-052-1706 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-052-1706 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-052-1706. Primary manufacturer part number: G12-48.
Features
  • Gear,spur — FSC 3020
  • Hub Nominal Diameter: 0.375 INCHES FIRST END IN
  • Pressure Angle: 20.0000 DEGREES
  • Body Style: PLAIN, SOLID
  • Backlash Designation: GRADE C
  • Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Style Designator: PROTRUDING HUB
  • Face Nominal Width: 0.125 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Aluminum Alloy 2024 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-052-1706, 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 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-052-1706
Primary Part NumberG12-48
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Hub Nominal Diameter0.375 INCHES FIRST END IN
Pressure Angle20.0000 DEGREES
Body StylePLAIN, SOLID
Backlash DesignationGRADE C
Surface Treatment Document and ClassificationMIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Style DesignatorPROTRUDING HUB
Face Nominal Width0.125 INCHES IN
Nominal Outside Diameter0.780 INCHES IN
Teeth Quantity48
Precision ClassificationQUALITY NUMBER 10
Hub Style DesignatorPINNED FIRST END
Tooth FormSTANDARD
Material Document and ClassificationQQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Bore StylePLAIN BOTH ENDS
Nominal Distance Between Body Face and Protruding Hub End0.218 INCHES FIRST END IN
Surface TreatmentANODIZE OVERALL
Pitch Diameter0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN
MaterialALUMINUM ALLOY 2024 OVERALL
Bore Nominal Diameter0.187 INCHES BOTH ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6120-00-681-63492500 INTERCHANGEABLE
Transformer,power
Staco Energy Products Co Dba Staco Energy Products Co
Cross-Reference Index
Part NumberManufacturer
D46-48 Perfection Clutch (USA)
GP31-48 Secs Inc (USA)
G12-48 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
E22A48 Designatronics Incorporated Div Sterling Instruments Div (USA)
Related Parts
6120-00-681-6349INTERCHANGEABLE
TRANSFORMER,POWER
2500

Frequently Asked Questions

What is NSN 3020-00-052-1706?

NSN 3020-00-052-1706 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 3020-00-052-1706?

NSN 3020-00-052-1706 has 4 cross-referenced part numbers: D46-48 (Perfection Clutch), GP31-48 (Secs Inc), G12-48 (Roller Bearing Co of America, Inc Div Pic Design), E22A48 (Designatronics Incorporated Div Sterling Instruments Div).

What NSN replaces 3020-00-052-1706?

There is 1 known substitute for 3020-00-052-1706: 6120-00-681-6349. Verify interchangeability with system specifications before substitution.

What are the specifications of G12-48?

Key specifications for G12-48: Hub Nominal Diameter: 0.375 INCHES FIRST END IN; Pressure Angle: 20.0000 DEGREES; Body Style: PLAIN, SOLID; Backlash Designation: GRADE C. 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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