PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7-18-148Gear,spur

Akron Brass Company · NSN 3020-01-421-8793 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-421-8793 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-421-8793. Primary manufacturer part number: 7-18-148.
Features
  • Gear,spur — FSC 3020
  • Material: COPPER ALLOY OVERALL
  • Nominal Outside Diameter: 0.750 INCHES IN
  • Face Nominal Width: 0.250 INCHES IN
  • Style Designator: PROTRUDING HUB
  • Hub Style Designator: PLAIN FIRST END
  • Body Style: PLAIN, SOLID
  • Pressure Angle: 14.5000 DEGREES
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Copper Alloy Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-421-8793, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Akron Brass Company. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-421-8793
Primary Part Number7-18-148
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAkron Brass Company
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Nominal Outside Diameter0.750 INCHES IN
Face Nominal Width0.250 INCHES IN
Style DesignatorPROTRUDING HUB
Hub Style DesignatorPLAIN FIRST END
Body StylePLAIN, SOLID
Pressure Angle14.5000 DEGREES
Bore Nominal Diameter0.188 INCHES BOTH ENDS IN
Nominal Distance Between Body Face and Protruding Hub End0.250 INCHES FIRST END IN
Pitch Diameter0.6670 INCHES NOMINAL IN
Hub Nominal Diameter0.500 INCHES FIRST END IN
Teeth Quantity16
Bore StylePLAIN BOTH ENDS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3020-00-917-75772330C9005-11 INTERCHANGEABLE
Gear,spur
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5220-01-182-142583-004 INTERCHANGEABLE
Gage,crimping Tool
Daniels Manufacturing Corporation
5220-01-604-2058G256 INTERCHANGEABLE
Gage,crimping Tool
Daniels Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
7-18-148 Chubb Fire & Security Pty Ltd (AUS)
7-18-148 PRIMARY Akron Brass Company (USA)
G256 Altra Industrial Motion Corp. (USA)
Related Parts
3020-00-917-7577INTERCHANGEABLE
GEAR,SPUR
2330C9005-11
5220-01-182-1425INTERCHANGEABLE
GAGE,CRIMPING TOOL
83-004
5220-01-604-2058INTERCHANGEABLE
GAGE,CRIMPING TOOL
G256

Frequently Asked Questions

What is NSN 3020-01-421-8793?

NSN 3020-01-421-8793 is a Gear,spur, manufactured by Akron Brass Company, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-421-8793?

NSN 3020-01-421-8793 has 3 cross-referenced part numbers: 7-18-148 (Chubb Fire & Security Pty Ltd), 7-18-148 (Akron Brass Company), G256 (Altra Industrial Motion Corp.).

What NSN replaces 3020-01-421-8793?

There are 3 known substitutes for 3020-01-421-8793: 3020-00-917-7577, 5220-01-182-1425, 5220-01-604-2058. Verify interchangeability with system specifications before substitution.

What are the specifications of 7-18-148?

Key specifications for 7-18-148: Material: COPPER ALLOY OVERALL; Nominal Outside Diameter: 0.750 INCHES IN; Face Nominal Width: 0.250 INCHES IN; Style Designator: PROTRUDING HUB. 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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