PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

53S-0587M-004Seat Ring,rotameter

Ametek Inc Schutte and Koerting Div · NSN 4820-01-173-1285 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-173-1285 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-173-1285. Primary manufacturer part number: 53S-0587M-004.
Features
  • Seat Ring,rotameter — FSC 4820
  • General Characteristics Item Description: RUBBER,CHLOROPRENE
  • 3 verified cross-references
  • Primary manufacturer: Ametek Inc Schutte and Koerting Div
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Seat Ring,rotameter, cataloged under National Stock Number 4820-01-173-1285, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ametek Inc Schutte and Koerting Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, 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
NSN4820-01-173-1285
Primary Part Number53S-0587M-004
Item NameSeat Ring,rotameter
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerAmetek Inc Schutte and Koerting Div
StatusACTIVE
General Characteristics Item DescriptionRUBBER,CHLOROPRENE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6680-01-180-3794SD334312D212 INTERCHANGEABLE
Meter,flow Rate Indicating
Ametek Inc Schutte and Koerting Div
Cross-Reference Index
Part NumberManufacturer
81G-0027M-PIECE 12 Ametek Inc Schutte and Koerting Div (USA)
53S-0587M-004 PRIMARY Ametek Inc Schutte and Koerting Div (USA)
81G-0027M Ametek Inc Schutte and Koerting Div (USA)
Related Parts
6680-01-180-3794INTERCHANGEABLE
METER,FLOW RATE INDICATING
SD334312D212

Frequently Asked Questions

What is NSN 4820-01-173-1285?

NSN 4820-01-173-1285 is a Seat Ring,rotameter, manufactured by Ametek Inc Schutte and Koerting Div, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-173-1285?

NSN 4820-01-173-1285 has 3 cross-referenced part numbers: 81G-0027M-PIECE 12 (Ametek Inc Schutte and Koerting Div), 53S-0587M-004 (Ametek Inc Schutte and Koerting Div), 81G-0027M (Ametek Inc Schutte and Koerting Div).

What NSN replaces 4820-01-173-1285?

There is 1 known substitute for 4820-01-173-1285: 6680-01-180-3794. Verify interchangeability with system specifications before substitution.

What are the specifications of 53S-0587M-004?

Key specifications for 53S-0587M-004: General Characteristics Item Description: RUBBER,CHLOROPRENE. 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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