PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4414-51Sprocket Wheel

Goodrich Corporation Dba Trw Lucas Aerospace · NSN 3020-00-993-7701 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-00-993-7701 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-993-7701. Primary manufacturer part number: 4414-51.
Features
  • Sprocket Wheel — FSC 3020
  • Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE
  • Teeth Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
  • Asa Standard Chain Number: 35
  • Lubrication Mode: NO VISIBLE MEANS
  • Protruding Hub Characteristic: PLAIN
  • Face Width: 0.162 INCHES NOMINAL IN
  • Hub Outside Diameter: 1.910 INCHES NOMINAL BOTH ENDS IN
Applications
  • Applications requiring Steel Comp 4130 construction
General Description

The Sprocket Wheel, cataloged under National Stock Number 3020-00-993-7701, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Goodrich Corporation Dba Trw Lucas Aerospace. Government technical data includes 28 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-00-993-7701
Primary Part Number4414-51
Item NameSprocket Wheel
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerGoodrich Corporation Dba Trw Lucas Aerospace
StatusACTIVE
Material Document and ClassificationMIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE
Teeth Hardness Rating30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
Asa Standard Chain Number35
Lubrication ModeNO VISIBLE MEANS
Protruding Hub CharacteristicPLAIN
Face Width0.162 INCHES NOMINAL IN
Hub Outside Diameter1.910 INCHES NOMINAL BOTH ENDS IN
Spline Length1.000 INCHES NOMINAL IN
Tooth Pitch0.375 INCHES NOMINAL IN
Pitch Diameter2.635 INCHES NOMINAL IN
Spline Quantity24
Spline Major Diameter1.590 INCHES NOMINAL IN
Furnished ItemsCOUNTERBORE
Counterbore Diameter1.605 INCHES NOMINAL IN
Spline Minor Diameter1.440 INCHES NOMINAL IN
Counterbore Depth0.664 INCHES NOMINAL IN
Outside Diameter2.845 INCHES NOMINAL IN
Teeth Quantity Per Row22
Style DesignatorPLAIN
Bore TypeSTRAIGHT SPLINE
Teeth Row Quantity1
Design FormPLAIN
Metallic Hardness Rating and Location30.0 ROCKWELL C MINIMUM BODY AND 35.0 ROCKWELL C MAXIMUM BODY
Distance From Hub End to Flange End0.173 INCHES NOMINAL BB END IN
Distance From Hub End to Flange End1.329 INCHES NOMINAL AA END IN
MaterialSTEEL COMP 4130
Hardness Rating Test MethodROCKWELL
Counterbore LocationBB END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5995-00-417-3529442534 INTERCHANGEABLE
Cable Assembly,radio Frequency
Raytheon Company Div Corp
5905-00-437-6299 INTERCHANGEABLE
Resistor,fixed,film
5962-01-111-346144145-1 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
3040-01-310-2137441451-ISS1 INTERCHANGEABLE
Casing,flexible Shaft Assembly
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
Cross-Reference Index
Part NumberManufacturer
4414-51 Goodrich Corporation Dba Trw Lucas Aerospace (USA)
4414C51 Triumph Gear Systems Inc Dba Triumph Gear Systems Inc (USA)
Related Parts
5995-00-417-3529INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
442534
5905-00-437-6299INTERCHANGEABLE
RESISTOR,FIXED,FILM
5962-01-111-3461INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
44145-1
3040-01-310-2137INTERCHANGEABLE
CASING,FLEXIBLE SHAFT ASSEMBLY
441451-ISS1

Frequently Asked Questions

What is NSN 3020-00-993-7701?

NSN 3020-00-993-7701 is a Sprocket Wheel, manufactured by Goodrich Corporation Dba Trw Lucas Aerospace, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-00-993-7701?

NSN 3020-00-993-7701 has 2 cross-referenced part numbers: 4414-51 (Goodrich Corporation Dba Trw Lucas Aerospace), 4414C51 (Triumph Gear Systems Inc Dba Triumph Gear Systems Inc).

What NSN replaces 3020-00-993-7701?

There are 4 known substitutes for 3020-00-993-7701: 5995-00-417-3529, 5905-00-437-6299, 5962-01-111-3461 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4414-51?

Key specifications for 4414-51: Material Document and Classification: MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE; Teeth Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM; Asa Standard Chain Number: 35; Lubrication Mode: NO VISIBLE MEANS. 29 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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