PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21301Mounting Flange

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-01-189-6966 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-189-6966 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-189-6966. Primary manufacturer part number: 21301.
Features
  • Mounting Flange — FSC 4320
  • 3 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Mounting Flange, cataloged under National Stock Number 4320-01-189-6966, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. This item has 3 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
NSN4320-01-189-6966
Primary Part Number21301
Item NameMounting Flange
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5950-00-053-1574SMC583536 INTERCHANGEABLE
Transformer,audio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3895-00-163-238521-301 INTERCHANGEABLE
Support,scraper Blade
Komatsu America Corporation
5120-00-222-162021301 INTERCHANGEABLE
Clamp,c
Wilton Corp Wilton Tool Div
3820-00-406-663220837 INTERCHANGEABLE
Support,chute,upper
Eagle Crusher Co Inc Dba Stedman Machine Co
5999-00-501-785221-301 INTERCHANGEABLE
Contact,electrical
Eaton Corp Opns & Technical Center
5950-00-645-52192130-1 INTERCHANGEABLE
Transformer,audio Frequency
Electronic Transformer Corp Div Electronic Transformer Corporation
2835-00-654-675721301 INTERCHANGEABLE
Terminal Block,console
Solar Turbines Incorporated Dba Solar Turbines Incorporated
5133-00-838-5366 INTERCHANGEABLE
Drill,twist
6230-01-027-32932130-1 INTERCHANGEABLE
Light,extension
Control Products Corporation
5945-01-095-390021-301 INTERCHANGEABLE
Relay,solid State
Te Connectivity Corporation
Cross-Reference Index
Part NumberManufacturer
21301 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
21301 Abex Corp Aerospace Div Oxnard Ca
20837 Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5950-00-053-1574INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
SMC583536
3895-00-163-2385INTERCHANGEABLE
SUPPORT,SCRAPER BLADE
21-301
5120-00-222-1620INTERCHANGEABLE
CLAMP,C
21301
3820-00-406-6632INTERCHANGEABLE
SUPPORT,CHUTE,UPPER
20837
5999-00-501-7852INTERCHANGEABLE
CONTACT,ELECTRICAL
21-301
5950-00-645-5219INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
2130-1
2835-00-654-6757INTERCHANGEABLE
TERMINAL BLOCK,CONSOLE
21301
5133-00-838-5366INTERCHANGEABLE
DRILL,TWIST
6230-01-027-3293INTERCHANGEABLE
LIGHT,EXTENSION
2130-1
5945-01-095-3900INTERCHANGEABLE
RELAY,SOLID STATE
21-301
3040-01-151-8657INTERCHANGEABLE
SHAFT
20837
7520-01-413-5060INTERCHANGEABLE
TRAY,PEN AND PENCIL
26032

Frequently Asked Questions

What is NSN 4320-01-189-6966?

NSN 4320-01-189-6966 is a Mounting Flange, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-189-6966?

NSN 4320-01-189-6966 has 3 cross-referenced part numbers: 21301 (Parker Hannifin Corporation Div Hydraulic Systems Division), 21301 (Abex Corp Aerospace Div Oxnard Ca), 20837 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-01-189-6966?

There are 12 known substitutes for 4320-01-189-6966: 5950-00-053-1574, 3895-00-163-2385, 5120-00-222-1620 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21301?

Key specifications for 21301: End Item Identification: AH-64 AIRFRAME, ROTARY WING AIRCRAFT. 1 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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