PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

402580Ball,check

Eaton Corporation Div Eaton Fluid Power · NSN 4820-01-550-4340 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-550-4340 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-550-4340. Primary manufacturer part number: 402580.
Features
  • Ball,check — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Corporation Div Eaton Fluid Power
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Ball,check, cataloged under National Stock Number 4820-01-550-4340, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Corporation Div Eaton Fluid Power. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-550-4340
Primary Part Number402580
Item NameBall,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Corporation Div Eaton Fluid Power
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6140-00-187-4734 INTERCHANGEABLE
Battery,storage
6515-01-139-870840-2580 INTERCHANGEABLE
Forceps,bone Holding
Sklar Corporation Dba Sklar Instruments
5310-01-336-8875402580 INTERCHANGEABLE
Washer,convex
Vickers & Associates, Inc.
Cross-Reference Index
Part NumberManufacturer
402580 PRIMARY Eaton Corporation Div Eaton Fluid Power (USA)
Related Parts
6140-00-187-4734INTERCHANGEABLE
BATTERY,STORAGE
6515-01-139-8708INTERCHANGEABLE
FORCEPS,BONE HOLDING
40-2580
5310-01-336-8875INTERCHANGEABLE
WASHER,CONVEX
402580

Frequently Asked Questions

What is NSN 4820-01-550-4340?

NSN 4820-01-550-4340 is a Ball,check, manufactured by Eaton Corporation Div Eaton Fluid Power, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-550-4340?

NSN 4820-01-550-4340 has 1 cross-referenced part number: 402580 (Eaton Corporation Div Eaton Fluid Power).

What NSN replaces 4820-01-550-4340?

There are 3 known substitutes for 4820-01-550-4340: 6140-00-187-4734, 6515-01-139-8708, 5310-01-336-8875. Verify interchangeability with system specifications before substitution.

What are the specifications of 402580?

Key specifications for 402580: Part Name Assigned by Controlling Agency: BALLGUIDE; End Item Identification: PVM PISTON PUMP; Special Features: AVAILABLE IN ROTATING GROUP KIT 02-346172 FOR PVM050. 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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