PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21720Housing,motor-Pump,hydraulic

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 4320-01-485-7700 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-485-7700 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-485-7700. Primary manufacturer part number: 21720.
Features
  • Housing,motor-Pump,hydraulic — FSC 4320
  • Criticality Code Justification: FEAT
  • 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 Housing,motor-Pump,hydraulic, cataloged under National Stock Number 4320-01-485-7700, 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. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-485-7700
Primary Part Number21720
Item NameHousing,motor-Pump,hydraulic
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5930-00-264-5171217-20 INTERCHANGEABLE
Switch,electrical
Hubbell-Raco Inc
5310-00-276-869421720 INTERCHANGEABLE
Washer,flat
Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling
6105-00-635-4538 INTERCHANGEABLE
Motor,alternating Current
5365-01-501-607221720 INTERCHANGEABLE
Bushing,nonmetallic
Howden American Fan Company Dba American Fan Co Div Howden Usa Company
6515-01-591-9296615DZ INTERCHANGEABLE
Support,arm and Shoulder
Joslin Orthopedic Gear
7360-01-613-685121720 INTERCHANGEABLE
Cook Set
Cascade Designs Inc
Cross-Reference Index
Part NumberManufacturer
21720 Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations (USA)
21720 Abex Nwl Aerospace (USA)
21720 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
Related Parts
5930-00-264-5171INTERCHANGEABLE
SWITCH,ELECTRICAL
217-20
5310-00-276-8694INTERCHANGEABLE
WASHER,FLAT
21720
6105-00-635-4538INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
5365-01-501-6072INTERCHANGEABLE
BUSHING,NONMETALLIC
21720
6515-01-591-9296INTERCHANGEABLE
SUPPORT,ARM AND SHOULDER
615DZ
7360-01-613-6851INTERCHANGEABLE
COOK SET
21720

Frequently Asked Questions

What is NSN 4320-01-485-7700?

NSN 4320-01-485-7700 is a Housing,motor-Pump,hydraulic, 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 4320-01-485-7700?

NSN 4320-01-485-7700 has 3 cross-referenced part numbers: 21720 (Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations), 21720 (Abex Nwl Aerospace), 21720 (Parker Hannifin Corporation Div Hydraulic Systems Division).

What NSN replaces 4320-01-485-7700?

There are 6 known substitutes for 4320-01-485-7700: 5930-00-264-5171, 5310-00-276-8694, 6105-00-635-4538 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21720?

Key specifications for 21720: Part Name Assigned by Controlling Agency: FRONT HOUSING SUBASSEMBLY; Special Features: USED ON A PUMP;WEAPON SYSTEM ESSENTIAL; Criticality Code Justification: FEAT; End Item Identification: C5 ACFT, WSD: AIRCRAFT, GALAXY C-5. 4 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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