PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

510551Gear,internal

Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248 · NSN 3020-01-169-9772 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-169-9772 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-169-9772. Primary manufacturer part number: 510551.
Features
  • Gear,internal — FSC 3020
  • Teeth Quantity: 131
  • 1 verified cross-reference
  • Primary manufacturer: Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,internal, cataloged under National Stock Number 3020-01-169-9772, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248. Government technical data includes 1 verified specification, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-169-9772
Primary Part Number510551
Item NameGear,internal
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248
StatusACTIVE
Teeth Quantity131
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4220-01-183-3014 INTERCHANGEABLE
Muffler,divers Mask
7025-01-460-059951055-1 INTERCHANGEABLE
Display Unit
L3 Technologies, Inc. Div L3harris Edo Western Corporation
Cross-Reference Index
Part NumberManufacturer
510551 Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248 (USA)
Related Parts
4220-01-183-3014INTERCHANGEABLE
MUFFLER,DIVERS MASK
7025-01-460-0599INTERCHANGEABLE
DISPLAY UNIT
51055-1

Frequently Asked Questions

What is NSN 3020-01-169-9772?

NSN 3020-01-169-9772 is a Gear,internal, manufactured by Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-169-9772?

NSN 3020-01-169-9772 has 1 cross-referenced part number: 510551 (Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248).

What NSN replaces 3020-01-169-9772?

There are 2 known substitutes for 3020-01-169-9772: 4220-01-183-3014, 7025-01-460-0599. Verify interchangeability with system specifications before substitution.

What are the specifications of 510551?

Key specifications for 510551: Teeth Quantity: 131; End Item Identification: CUSHMAN FLYWHEEL MODEL 218. 2 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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