PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12181Gear,internal

Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque · NSN 3020-01-424-9799 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-424-9799 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-424-9799. Primary manufacturer part number: 12181.
Features
  • Gear,internal — FSC 3020
  • Teeth Quantity: 80
  • 3 verified cross-references
  • Primary manufacturer: Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque
Applications
  • Power transmission and speed reduction
  • Rotary motion transfer
  • Torque multiplication
General Description

The Gear,internal, cataloged under National Stock Number 3020-01-424-9799, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN3020-01-424-9799
Primary Part Number12181
Item NameGear,internal
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerCurtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque
StatusACTIVE
Teeth Quantity80
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5915-00-049-354612170 INTERCHANGEABLE
Filter,radio Frequency Interfere
Honeywell International Inc. Div Aerospace - Torrance
5930-00-103-11621218-1 INTERCHANGEABLE
Switch,pressure
Hydra-Electric Company Dba Hydra-Electric Co
5133-00-189-9317 INTERCHANGEABLE
Drill,twist
5133-00-189-9321 INTERCHANGEABLE
Drill,twist
5330-00-352-77324F-0378 INTERCHANGEABLE
Gasket
Caterpillar Inc Div Caterpillar Defense
5310-00-400-851012-18-1 INTERCHANGEABLE
Washer,flat
Porta Drill Inc
5962-00-428-6377 INTERCHANGEABLE
Microcircuit,digital
2510-00-507-38309M798-1 INTERCHANGEABLE
Shock Absorber,direct Action
Maremont Corp
2915-00-591-318912170 INTERCHANGEABLE
Injector Assembly,fuel
Collins Engine Nozzles, Inc
5365-00-637-212912181 INTERCHANGEABLE
Spacer,sleeve
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Cross-Reference Index
Part NumberManufacturer
12170PL FIND NO. 21 Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque (USA)
12170 Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque (USA)
12181 PRIMARY Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque (USA)
Related Parts
5915-00-049-3546INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
12170
5930-00-103-1162INTERCHANGEABLE
SWITCH,PRESSURE
1218-1
5133-00-189-9317INTERCHANGEABLE
DRILL,TWIST
5133-00-189-9321INTERCHANGEABLE
DRILL,TWIST
5330-00-352-7732INTERCHANGEABLE
GASKET
4F-0378
5310-00-400-8510INTERCHANGEABLE
WASHER,FLAT
12-18-1
5962-00-428-6377INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
2510-00-507-3830INTERCHANGEABLE
SHOCK ABSORBER,DIRECT ACTION
9M798-1
2915-00-591-3189INTERCHANGEABLE
INJECTOR ASSEMBLY,FUEL
12170
5365-00-637-2129INTERCHANGEABLE
SPACER,SLEEVE
12181
5985-01-054-3523INTERCHANGEABLE
ANTENNA
121-8-1
5940-01-223-2487INTERCHANGEABLE
TERMINAL,LUG
29711

Frequently Asked Questions

What is NSN 3020-01-424-9799?

NSN 3020-01-424-9799 is a Gear,internal, manufactured by Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-424-9799?

NSN 3020-01-424-9799 has 3 cross-referenced part numbers: 12170PL FIND NO. 21 (Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque), 12170 (Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque), 12181 (Curtiss-Wright Flow Control Corporation Dba Curtiss-Wright Flow Control Co Div Curtiss-Wright / Nu-Torque).

What NSN replaces 3020-01-424-9799?

There are 12 known substitutes for 3020-01-424-9799: 5915-00-049-3546, 5930-00-103-1162, 5133-00-189-9317 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12181?

Key specifications for 12181: Special Features: USED ON ACTUATOR ASSEMBLY, MODEL MS12Q, NU-TORQUE, INC.; End Item Identification: 4810-01-424-7326; Teeth Quantity: 80. 3 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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