PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20284CS41MValve,safety Relief

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-088-0813 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-088-0813 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-088-0813. Primary manufacturer part number: 20284CS41M.
Features
  • Valve,safety Relief — FSC 4820
  • 9 verified cross-references
  • Primary manufacturer: Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-088-0813, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Emerson Automation Solutions Final Control Us Lp Div Navy Product Team. This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameValve,safety Relief
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersDanco Valve Company (CAGE 65079); Anderson Greenwood Lp Dba Anderson Greenwood Crosby (CAGE 01343); Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (CAGE 15187); Dante Valve Company (CAGE 5P967)
Technical Specifications
ParameterValue
NSN4820-01-088-0813
Primary Part Number20284CS41M
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4730-00-142-204420-284 INTERCHANGEABLE
Nut,union
Pakon Inc Dba Impak Division
3455-00-531-132719636 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5355-00-644-164520283 INTERCHANGEABLE
Knob
Raytheon Company Dba Raytheon
5962-01-169-66575404DM INTERCHANGEABLE
Microcircuit,digital
Fairchild Semiconductor Corp
4820-01-221-204520284LS41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-238-875320284MS41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-270-956220284PS41M INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
D11400 Danco Valve Company (USA)
20284CS41M Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
20284CS41M PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
BASAA03SFF Danco Valve Company (USA)
20284 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
BASAA03SFF PRIMARY Dante Valve Company (USA)
BAMAA03SFF Danco Valve Company (USA)
20284 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
D50UU-03-1-1/4 Danco Valve Company (USA)
Related Parts
4730-00-142-2044INTERCHANGEABLE
NUT,UNION
20-284
3455-00-531-1327INTERCHANGEABLE
REAMER,MACHINE
19636
5355-00-644-1645INTERCHANGEABLE
KNOB
20283
5962-01-169-6657INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5404DM
4820-01-221-2045INTERCHANGEABLE
VALVE,SAFETY RELIEF
20284LS41M
4820-01-238-8753INTERCHANGEABLE
VALVE,SAFETY RELIEF
20284MS41M
4820-01-270-9562INTERCHANGEABLE
VALVE,SAFETY RELIEF
20284PS41M

Frequently Asked Questions

What is NSN 4820-01-088-0813?

NSN 4820-01-088-0813 is a Valve,safety Relief, manufactured by Emerson Automation Solutions Final Control Us Lp Div Navy Product Team, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-088-0813?

NSN 4820-01-088-0813 has 9 cross-referenced part numbers: D11400 (Danco Valve Company), 20284CS41M (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20284CS41M (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), BASAA03SFF (Danco Valve Company), 20284 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team) and 4 more.

What NSN replaces 4820-01-088-0813?

There are 7 known substitutes for 4820-01-088-0813: 4730-00-142-2044, 3455-00-531-1327, 5355-00-644-1645 and 4 more. Verify interchangeability with system specifications before substitution.

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