PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2253Gear,spur

Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. · NSN 3020-00-186-6081 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-186-6081 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-186-6081. Primary manufacturer part number: 2253.
Features
  • Gear,spur — FSC 3020
  • Pitch Diameter: 1.1667 INCHES NOMINAL IN
  • Style Designator: HUBLESS
  • Tooth Form: STANDARD
  • Material: STEEL COMP 8740 OVERALL
  • Teeth Quantity: 7
  • Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
  • Nominal Outside Diameter: 1.500 INCHES IN
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
  • Applications requiring Steel Comp 8740 Overall construction
General Description

The Gear,spur, cataloged under National Stock Number 3020-00-186-6081, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.. Government technical data includes 11 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-186-6081
Primary Part Number2253
Item NameGear,spur
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerPratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
StatusACTIVE
Pitch Diameter1.1667 INCHES NOMINAL IN
Style DesignatorHUBLESS
Tooth FormSTANDARD
MaterialSTEEL COMP 8740 OVERALL
Teeth Quantity7
Hardness Rating26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Nominal Outside Diameter1.500 INCHES IN
Pressure Angle28.0000 DEGREES
Keyway Nominal Width0.125 INCHES BOTH ENDS IN
Material Document and ClassificationAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body StylePLAIN, SOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5935-00-283-37608175016 INTERCHANGEABLE
Jack,tip
Us Army Aviation and Missile Command
3110-00-293-93020042980-3 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
5905-00-559-5614 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
5950-00-578-193348-59 INTERCHANGEABLE
Transformer,radio Frequency
Keysight Technologies Inc
5935-00-880-50222253 INTERCHANGEABLE
Connector,receptacle,electrical
Sv Microwave, Inc. Div Sv Microwave
5950-00-896-96372115696 INTERCHANGEABLE
Transformer,power
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
3020-01-054-15852253-10 INTERCHANGEABLE
Gear,internal
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
4935-01-098-70152253 INTERCHANGEABLE
Recorder-Reproducer,guided Missi
Epc Laboratories Inc.
2940-01-154-8399AF0097900M INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Filtration Inc Dba Fleetguard Div Cummins Inc
5306-01-174-45192253 INTERCHANGEABLE
Bolt,machine
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Cross-Reference Index
Part NumberManufacturer
2253 PRIMARY Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
2253 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
Related Parts
5935-00-283-3760INTERCHANGEABLE
JACK,TIP
8175016
3110-00-293-9302INTERCHANGEABLE
BEARING,BALL,ANNULAR
0042980-3
5905-00-559-5614INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
5950-00-578-1933INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
48-59
5935-00-880-5022INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
2253
5950-00-896-9637INTERCHANGEABLE
TRANSFORMER,POWER
2115696
3020-01-054-1585INTERCHANGEABLE
GEAR,INTERNAL
2253-10
4935-01-098-7015INTERCHANGEABLE
RECORDER-REPRODUCER,GUIDED MISSI
2253
2940-01-154-8399INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
AF0097900M
5306-01-174-4519INTERCHANGEABLE
BOLT,MACHINE
2253
5985-01-346-0032INTERCHANGEABLE
ATTENUATOR,FIXED
995897-001
4820-01-417-9524INTERCHANGEABLE
VALVE,SAFETY RELIEF
2253

Frequently Asked Questions

What is NSN 3020-00-186-6081?

NSN 3020-00-186-6081 is a Gear,spur, manufactured by Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp., classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-186-6081?

NSN 3020-00-186-6081 has 2 cross-referenced part numbers: 2253 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.), 2253 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).

What NSN replaces 3020-00-186-6081?

There are 12 known substitutes for 3020-00-186-6081: 5935-00-283-3760, 3110-00-293-9302, 5905-00-559-5614 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2253?

Key specifications for 2253: Pitch Diameter: 1.1667 INCHES NOMINAL IN; Style Designator: HUBLESS; Tooth Form: STANDARD; Material: STEEL COMP 8740 OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com