PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

80489-2RValve,flow Control

Waterous Company · NSN 4820-01-125-1525 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-125-1525 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-125-1525. Primary manufacturer part number: 80489-2R.
Features
  • Valve,flow Control — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Waterous Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,flow Control, cataloged under National Stock Number 4820-01-125-1525, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Waterous Company. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-125-1525
Primary Part Number80489-2R
Item NameValve,flow Control
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWaterous Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3020-00-363-73625190447 INTERCHANGEABLE
Pulley,grooved,adjustable
Rolls-Royce Solutions America Inc
Cross-Reference Index
Part NumberManufacturer
MP-157-A Tld Wollard Llc (USA)
80489-2R PRIMARY Waterous Company (USA)
80489-R Waterous Company (USA)
Related Parts
3020-00-363-7362INTERCHANGEABLE
PULLEY,GROOVED,ADJUSTABLE
5190447

Frequently Asked Questions

What is NSN 4820-01-125-1525?

NSN 4820-01-125-1525 is a Valve,flow Control, manufactured by Waterous Company, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-125-1525?

NSN 4820-01-125-1525 has 3 cross-referenced part numbers: MP-157-A (Tld Wollard Llc), 80489-2R (Waterous Company), 80489-R (Waterous Company).

What NSN replaces 4820-01-125-1525?

There is 1 known substitute for 4820-01-125-1525: 3020-00-363-7362. Verify interchangeability with system specifications before substitution.

What are the specifications of 80489-2R?

Key specifications for 80489-2R: Special Features: CONSISTS OF VALVE, PIPE, COUPLING, OPERATED BY SCREW AND QUADRANT USED ON CENTRIFUGAL PUMP; LEFTHANDED WHEEL OPERATED; FLANGE-MOUNTING. 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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