PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1-5026Gear,spur

American Hofmann Corp · NSN 3020-01-180-7400 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-180-7400 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-180-7400. Primary manufacturer part number: 1-5026.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 1.1811 INCHES NOMINAL IN
  • Attachment Method: MOUNTING HOLE
  • Hub Style Designator: PINNED FIRST END
  • Mounting Hole Type and Quantity: 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END
  • Tooth Form: STANDARD
  • Style Designator: PROTRUDING HUB
  • Body Style: PLAIN, SOLID
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-180-7400, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is American Hofmann Corp. Government technical data includes 17 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-180-7400
Primary Part Number1-5026
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerAmerican Hofmann Corp
StatusACTIVE
Pitch Diameter1.1811 INCHES NOMINAL IN
Attachment MethodMOUNTING HOLE
Hub Style DesignatorPINNED FIRST END
Mounting Hole Type and Quantity1 PLAIN TRANSVERSELY THROUGH HUB FIRST END
Tooth FormSTANDARD
Style DesignatorPROTRUDING HUB
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Teeth Quantity30
Bore Nominal Diameter0.625 INCHES BOTH ENDS IN
Nominal Outside Diameter1.260 INCHES IN
Nominal Distance Between Body Face and Protruding Hub End0.433 INCHES FIRST END IN
Pressure Angle20.0000 DEGREES
MaterialSTEEL OVERALL
Mounting Hole Nominal Diameter0.157 INCHES TRANSVERSELY THROUGH HUB FIRST END IN
Face Nominal Width0.551 INCHES IN
Hub Nominal Diameter0.984 INCHES FIRST END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5133-00-189-9271 INTERCHANGEABLE
Drill,twist
5985-00-225-999315026 INTERCHANGEABLE
Support,antenna
Dayton-Granger, Inc.
5133-00-262-2174 INTERCHANGEABLE
Drill,twist
5330-00-285-83960S813 INTERCHANGEABLE
Seal,plain Encased
Gits Mfg Co Inc
3040-00-470-689115026 INTERCHANGEABLE
Lever,manual Control
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4931-01-018-673715126 INTERCHANGEABLE
Drawer,storage
M C L, Inc.
5310-01-264-590015026 INTERCHANGEABLE
Nut,plain,hexagon
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
3460-01-281-354615-026 INTERCHANGEABLE
Vise,machine Table
Delta Intl Machinery Corp
7510-01-385-0747TC-10 INTERCHANGEABLE
Tape,embossing
Brother International Corp Dba Brother International Corp Div Federal Sales
5995-01-605-908015026 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Michigan Instruments, Llc Dba Michigan Instruments Inc
Cross-Reference Index
Part NumberManufacturer
1-5026 PRIMARY American Hofmann Corp (USA)
Related Parts
5133-00-189-9271INTERCHANGEABLE
DRILL,TWIST
5985-00-225-9993INTERCHANGEABLE
SUPPORT,ANTENNA
15026
5133-00-262-2174INTERCHANGEABLE
DRILL,TWIST
5330-00-285-8396INTERCHANGEABLE
SEAL,PLAIN ENCASED
0S813
3040-00-470-6891INTERCHANGEABLE
LEVER,MANUAL CONTROL
15026
4931-01-018-6737INTERCHANGEABLE
DRAWER,STORAGE
15126
5310-01-264-5900INTERCHANGEABLE
NUT,PLAIN,HEXAGON
15026
3460-01-281-3546INTERCHANGEABLE
VISE,MACHINE TABLE
15-026
7510-01-385-0747INTERCHANGEABLE
TAPE,EMBOSSING
TC-10
5995-01-605-9080INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
15026

Frequently Asked Questions

What is NSN 3020-01-180-7400?

NSN 3020-01-180-7400 is a Gear,spur, manufactured by American Hofmann Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-180-7400?

NSN 3020-01-180-7400 has 1 cross-referenced part number: 1-5026 (American Hofmann Corp).

What NSN replaces 3020-01-180-7400?

There are 10 known substitutes for 3020-01-180-7400: 5133-00-189-9271, 5985-00-225-9993, 5133-00-262-2174 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1-5026?

Key specifications for 1-5026: Pitch Diameter: 1.1811 INCHES NOMINAL IN; Attachment Method: MOUNTING HOLE; Hub Style Designator: PINNED FIRST END; Mounting Hole Type and Quantity: 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END. 17 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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