PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8-2232Pulley,groove

Ralmark Co · NSN 3020-01-219-8704 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-219-8704 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-219-8704. Primary manufacturer part number: 8-2232.
Features
  • Pulley,groove — FSC 3020
  • Groove Radius: 0.130 INCHES NOMINAL IN
  • Outside Diameter: 4.255 INCHES NOMINAL IN
  • Bearing Type: SLEEVE
  • Unable to Decode: UNABLE TO DECODE
  • Protruding Hub Characteristic: PLAIN
  • Integral Cooling Vane: NOT INCLUDED
  • Material: ALUMINUM ALLOY OVERALL
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-219-8704, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Ralmark Co. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-219-8704
Primary Part Number8-2232
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerRalmark Co
StatusACTIVE
Groove Radius0.130 INCHES NOMINAL IN
Outside Diameter4.255 INCHES NOMINAL IN
Bearing TypeSLEEVE
Unable to DecodeUNABLE TO DECODE
Protruding Hub CharacteristicPLAIN
Integral Cooling VaneNOT INCLUDED
MaterialALUMINUM ALLOY OVERALL
Bore FeatureINCLUDED
Distance From Outside Flange/rim to Hub End and Location0.013 INCHES NOMINAL BOTH ENDS IN
Split Hub FeatureNOT INCLUDED
Groove ShapeU
Lightening HoleNOT INCLUDED
Unable to DecodeUNABLE TO DECODE
Bearing Quantity1
Face Width0.595 INCHES NOMINAL IN
Bore TypeSTRAIGHT
Design FormPLAIN
BearingsINCLUDED
Counterbore FeatureNOT INCLUDED
Hub Outside Diameter0.515 INCHES NOMINAL BOTH ENDS IN
Groove Quantity1
Groove Width0.350 INCHES NOMINAL IN
Bore Length0.595 INCHES NOMINAL IN
Bore Diameter0.313 INCHES NOMINAL IN
Style DesignatorPLAIN
Groove Depth0.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5340-00-415-5212822-32 INTERCHANGEABLE
Clamp,loop
Transdigm Inc Dba Adel Wiggins Group Div Adel Wiggins
5905-00-481-8441311-0605-00 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Tektronix, Inc.
5930-00-887-58199175813-3 INTERCHANGEABLE
Switch,rotary
Us Army Aviation and Missile Command
3895-01-027-2199 INTERCHANGEABLE
Cylinder Head,aeria
3020-01-093-501770400-00512-101 INTERCHANGEABLE
Pulley,groove
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
3020-01-095-45518-1982 INTERCHANGEABLE
Pulley,groove
Ralmark Co
2910-01-106-4069 INTERCHANGEABLE
Clamp,injector
6220-01-550-149118088R INTERCHANGEABLE
Light,marker,clearance
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
70400-00512-103 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
70400-00512-103 Ralmark Co (USA)
70400-00512 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
8-2232 PRIMARY Ralmark Co (USA)
Related Parts
5340-00-415-5212INTERCHANGEABLE
CLAMP,LOOP
822-32
5905-00-481-8441INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
311-0605-00
5930-00-887-5819INTERCHANGEABLE
SWITCH,ROTARY
9175813-3
3895-01-027-2199INTERCHANGEABLE
CYLINDER HEAD,AERIA
3020-01-093-5017INTERCHANGEABLE
PULLEY,GROOVE
70400-00512-101
3020-01-095-4551INTERCHANGEABLE
PULLEY,GROOVE
8-1982
2910-01-106-4069INTERCHANGEABLE
CLAMP,INJECTOR
6220-01-550-1491INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
18088R

Frequently Asked Questions

What is NSN 3020-01-219-8704?

NSN 3020-01-219-8704 is a Pulley,groove, manufactured by Ralmark Co, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-219-8704?

NSN 3020-01-219-8704 has 4 cross-referenced part numbers: 70400-00512-103 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 70400-00512-103 (Ralmark Co), 70400-00512 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 8-2232 (Ralmark Co).

What NSN replaces 3020-01-219-8704?

There are 8 known substitutes for 3020-01-219-8704: 5340-00-415-5212, 5905-00-481-8441, 5930-00-887-5819 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8-2232?

Key specifications for 8-2232: Groove Radius: 0.130 INCHES NOMINAL IN; Outside Diameter: 4.255 INCHES NOMINAL IN; Bearing Type: SLEEVE; Unable to Decode: UNABLE TO DECODE. 27 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