PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

56573Adapter,cylinder As

Parker Hannifin Corporation Div Hydraulic Systems Division · NSN 1420-00-734-5389 · FSC 1420 · No Item Name Available
Verified by PartsTable
NSN 1420-00-734-5389 — this item is cataloged by the U.S. Government under National Stock Number 1420-00-734-5389. Primary manufacturer part number: 56573.
Features
  • Adapter,cylinder As — FSC 1420
  • 2 verified cross-references
  • Primary manufacturer: Parker Hannifin Corporation Div Hydraulic Systems Division
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter,cylinder As, cataloged under National Stock Number 1420-00-734-5389, is classified within Federal Supply Class 1420 (No Item Name Available) of the Guided Missiles group. The primary manufacturer of record is Parker Hannifin Corporation Div Hydraulic Systems Division. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameAdapter,cylinder As
FSC / FSG1420 — No Item Name Available (FSG 14)
ManufacturersParker Hannifin Corporation Div Hydraulic Systems Division (CAGE 93835); Us Army Aviation and Missile Command (CAGE 18876)
Technical Specifications
ParameterValue
NSN1420-00-734-5389
Primary Part Number56573
Item NameAdapter,cylinder As
FSC / FSG1420 / 14 — No Item Name Available
ManufacturerParker Hannifin Corporation Div Hydraulic Systems Division
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3110-00-100-0223377 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5910-00-161-1059A18182-13 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Raytheon Company Dba Raytheon Co
5310-00-272-5700 INTERCHANGEABLE
Nut,plain,hexagon
Cross-Reference Index
Part NumberManufacturer
56573 PRIMARY Parker Hannifin Corporation Div Hydraulic Systems Division (USA)
9020999 Us Army Aviation and Missile Command (USA)
Related Parts
3110-00-100-0223INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
377
5910-00-161-1059INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
A18182-13
5310-00-272-5700INTERCHANGEABLE
NUT,PLAIN,HEXAGON

Frequently Asked Questions

What is NSN 1420-00-734-5389?

NSN 1420-00-734-5389 is a Adapter,cylinder As, manufactured by Parker Hannifin Corporation Div Hydraulic Systems Division, classified under FSC 1420 (No Item Name Available). Status: active.

What are the part numbers for NSN 1420-00-734-5389?

NSN 1420-00-734-5389 has 2 cross-referenced part numbers: 56573 (Parker Hannifin Corporation Div Hydraulic Systems Division), 9020999 (Us Army Aviation and Missile Command).

What NSN replaces 1420-00-734-5389?

There are 3 known substitutes for 1420-00-734-5389: 3110-00-100-0223, 5910-00-161-1059, 5310-00-272-5700. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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