PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27122AGear,spur

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 3020-00-358-2649 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-358-2649 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-358-2649. Primary manufacturer part number: 27122A.
Features
  • Gear,spur — FSC 3020
  • Keyway Nominal Width: 0.1000 INCHES BOTH ENDS IN
  • Body Style: PLAIN, SOLID
  • Face Nominal Width: 0.624 INCHES IN
  • Teeth Quantity: 7
  • Pitch Diameter: 0.8750 INCHES NOMINAL IN
  • Bore Style: W/ KEYWAY BOTH ENDS
  • Style Designator: HUBLESS
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 3020-00-358-2649, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3020-00-358-2649
Primary Part Number27122A
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusCANCELLED
Keyway Nominal Width0.1000 INCHES BOTH ENDS IN
Body StylePLAIN, SOLID
Face Nominal Width0.624 INCHES IN
Teeth Quantity7
Pitch Diameter0.8750 INCHES NOMINAL IN
Bore StyleW/ KEYWAY BOTH ENDS
Style DesignatorHUBLESS
Nominal Distance From Bore Center to Keyway Bottom0.2400 INCHES BOTH ENDS IN
Pressure Angle20.0000 DEGREES
Bore Nominal Diameter0.3715 INCHES BOTH ENDS IN
Tooth FormSPECIAL
MaterialSTEEL OVERALL
Nominal Outside Diameter1.0780 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5330-00-146-9531 INTERCHANGEABLE
Gasket
8145-00-390-5563 INTERCHANGEABLE
Shipping and Storage Container,e
5330-00-410-3026605020 INTERCHANGEABLE
Seal,plain
Brp Us Inc
6145-00-444-38548627 INTERCHANGEABLE
Cable,power,electrical
Belden Wire and Cable Co Wire and Cable Office
6240-00-727-09198627AS25 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
6240-00-892-1601 INTERCHANGEABLE
Lamp,incandescent
5950-00-898-04468627 INTERCHANGEABLE
Transformer,power
Electronic Transformer Corp Div Electronic Transformer Corporation
5960-00-983-5464 INTERCHANGEABLE
Electron Tube
5977-01-067-3267 INTERCHANGEABLE
Holder Assembly,electrical Conta
Cross-Reference Index
Part NumberManufacturer
27122A PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
27122A Hercules Engine Co Inc (USA)
8627 Moto-Search Mfg Co Inc (USA)
Related Parts
5330-00-146-9531INTERCHANGEABLE
GASKET
8145-00-390-5563INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
5330-00-410-3026INTERCHANGEABLE
SEAL,PLAIN
605020
6145-00-444-3854INTERCHANGEABLE
CABLE,POWER,ELECTRICAL
8627
6240-00-727-0919INTERCHANGEABLE
LAMP,INCANDESCENT
8627AS25
6240-00-892-1601INTERCHANGEABLE
LAMP,INCANDESCENT
5950-00-898-0446INTERCHANGEABLE
TRANSFORMER,POWER
8627
5960-00-983-5464INTERCHANGEABLE
ELECTRON TUBE
5977-01-067-3267INTERCHANGEABLE
HOLDER ASSEMBLY,ELECTRICAL CONTA

Frequently Asked Questions

What is NSN 3020-00-358-2649?

NSN 3020-00-358-2649 is a Gear,spur, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 3020 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3020-00-358-2649?

NSN 3020-00-358-2649 has 3 cross-referenced part numbers: 27122A (Brinkley Technology Group Llc Dba Hercules Manufacturing), 27122A (Hercules Engine Co Inc), 8627 (Moto-Search Mfg Co Inc).

What NSN replaces 3020-00-358-2649?

There are 9 known substitutes for 3020-00-358-2649: 5330-00-146-9531, 8145-00-390-5563, 5330-00-410-3026 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 27122A?

Key specifications for 27122A: Keyway Nominal Width: 0.1000 INCHES BOTH ENDS IN; Body Style: PLAIN, SOLID; Face Nominal Width: 0.624 INCHES IN; Teeth Quantity: 7. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3020-00-358-2649 still in active supply?

NSN 3020-00-358-2649 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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