PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

197532Retainer,disk,valve

Marotta Controls Inc · NSN 4820-01-508-0806 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-508-0806 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-508-0806. Primary manufacturer part number: 197532.
Features
  • Retainer,disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Marotta Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Retainer,disk,valve, cataloged under National Stock Number 4820-01-508-0806, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Marotta Controls Inc. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameRetainer,disk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersMarotta Controls Inc (CAGE 99657)
Technical Specifications
ParameterValue
NSN4820-01-508-0806
Primary Part Number197532
Item NameRetainer,disk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerMarotta Controls Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2530-01-390-1092 INTERCHANGEABLE
Link,brake Shoe,adjustment Lever
4820-01-507-5198284381-0003 INTERCHANGEABLE
Valve,flow Control
Marotta Controls Inc
4820-01-507-9361197529-0030 INTERCHANGEABLE
Stem,fluid Valve
Marotta Controls Inc
4820-01-508-1314197528-0145 INTERCHANGEABLE
Disk,valve
Marotta Controls Inc
4820-01-508-1767197530-0145 INTERCHANGEABLE
Cage,valve
Marotta Controls Inc
Cross-Reference Index
Part NumberManufacturer
284381-0003 Marotta Controls Inc (USA)
197532 PRIMARY Marotta Controls Inc (USA)
284381-0003 ITEM 22 Marotta Controls Inc (USA)
Related Parts
2530-01-390-1092INTERCHANGEABLE
LINK,BRAKE SHOE,ADJUSTMENT LEVER
4820-01-507-5198INTERCHANGEABLE
VALVE,FLOW CONTROL
284381-0003
4820-01-507-9361INTERCHANGEABLE
STEM,FLUID VALVE
197529-0030
4820-01-508-1314INTERCHANGEABLE
DISK,VALVE
197528-0145
4820-01-508-1767INTERCHANGEABLE
CAGE,VALVE
197530-0145

Frequently Asked Questions

What is NSN 4820-01-508-0806?

NSN 4820-01-508-0806 is a Retainer,disk,valve, manufactured by Marotta Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-508-0806?

NSN 4820-01-508-0806 has 3 cross-referenced part numbers: 284381-0003 (Marotta Controls Inc), 197532 (Marotta Controls Inc), 284381-0003 ITEM 22 (Marotta Controls Inc).

What NSN replaces 4820-01-508-0806?

There are 5 known substitutes for 4820-01-508-0806: 2530-01-390-1092, 4820-01-507-5198, 4820-01-507-9361 and 2 more. Verify interchangeability with system specifications before substitution.

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