PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20219-1-009-41M AND 16227Valve,safety Relief

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-163-1067 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-163-1067 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-163-1067. Primary manufacturer part number: 20219-1-009-41M AND 16227.
Features
  • Valve,safety Relief — FSC 4820
  • Nominal Thickness: 0.500 INCHES ALL ENDS IN
  • First Connection Face to Centerline Distance: 4.753 INCHES IN
  • Opening Pressure Setting: 86.0 POUNDS PER SQUARE INCH LBS
  • Style Designator: ANGLE FLANGED ENDS
  • Material: COPPER ALLOY BODY
  • Second Connection Face to Centerline Distance: 4.753 INCHES IN
  • Nominal Outside Diameter: 6.000 INCHES ALL ENDS IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,safety Relief, cataloged under National Stock Number 4820-01-163-1067, 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. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-163-1067
Primary Part Number20219-1-009-41M AND 16227
Item NameValve,safety Relief
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Nominal Thickness0.500 INCHES ALL ENDS IN
First Connection Face to Centerline Distance4.753 INCHES IN
Opening Pressure Setting86.0 POUNDS PER SQUARE INCH LBS
Style DesignatorANGLE FLANGED ENDS
MaterialCOPPER ALLOY BODY
Second Connection Face to Centerline Distance4.753 INCHES IN
Nominal Outside Diameter6.000 INCHES ALL ENDS IN
Operating Pressure150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Flange ShapeROUND ALL ENDS
Bonnet Attachment MethodBOLTED
Maximum Operating Temp150.0 FAHRENHEIT SINGLE RESPONSE DEGF
Valve Size2.000 INCHES IN
Connection TypeFLANGE ALL ENDS
Valve Operation MethodAUTOMATIC
Flange Face DesignPLAIN ALL ENDS
Bonnet TypeINSIDE SPRING
Flow Control DeviceDISK
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6610-00-181-5321162-27 INTERCHANGEABLE
Jewel,pivot
Honeywell Intl Inc Defense Avionics Systems
5950-00-245-5693 INTERCHANGEABLE
Reactor
5935-00-303-816820219-1 INTERCHANGEABLE
Shell,electrical Connector
Raytheon Company Dba Raytheon
1680-00-396-8809 INTERCHANGEABLE
Filter Element Assy
3020-00-542-0530 INTERCHANGEABLE
Pulley,groove
1650-00-787-0927 INTERCHANGEABLE
Cap,linear Actuating Cylinder
2530-00-912-4345NW16227 INTERCHANGEABLE
Parts Kit,hydraulic Brake Master
Tld Wollard Llc
5820-00-990-0831767-6065-001 INTERCHANGEABLE
Plate-Shaft,capacit
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3110-01-045-924816227 INTERCHANGEABLE
Bearing
Clayton Manufacturing Company
3010-01-135-220516227 INTERCHANGEABLE
Housing,transmissio
Westerbeke Corporation
Cross-Reference Index
Part NumberManufacturer
20219-1-009-41M AND 16227 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
16227 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
16227 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
20219-1 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
20219-1-009-41M AND 16227 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
6610-00-181-5321INTERCHANGEABLE
JEWEL,PIVOT
162-27
5950-00-245-5693INTERCHANGEABLE
REACTOR
5935-00-303-8168INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
20219-1
1680-00-396-8809INTERCHANGEABLE
FILTER ELEMENT ASSY
3020-00-542-0530INTERCHANGEABLE
PULLEY,GROOVE
1650-00-787-0927INTERCHANGEABLE
CAP,LINEAR ACTUATING CYLINDER
2530-00-912-4345INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE MASTER
NW16227
5820-00-990-0831INTERCHANGEABLE
PLATE-SHAFT,CAPACIT
767-6065-001
3110-01-045-9248INTERCHANGEABLE
BEARING
16227
3010-01-135-2205INTERCHANGEABLE
HOUSING,TRANSMISSIO
16227
5331-01-517-0580INTERCHANGEABLE
O-RING
16-227
6515-01-590-7266INTERCHANGEABLE
SCREW,BONE
206.070

Frequently Asked Questions

What is NSN 4820-01-163-1067?

NSN 4820-01-163-1067 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 4820-01-163-1067?

NSN 4820-01-163-1067 has 5 cross-referenced part numbers: 20219-1-009-41M AND 16227 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 16227 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 16227 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 20219-1 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 20219-1-009-41M AND 16227 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team).

What NSN replaces 4820-01-163-1067?

There are 12 known substitutes for 4820-01-163-1067: 6610-00-181-5321, 5950-00-245-5693, 5935-00-303-8168 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20219-1-009-41M AND 16227?

Key specifications for 20219-1-009-41M AND 16227: End Item Identification: NIMITZ CLASS CVN; Nominal Thickness: 0.500 INCHES ALL ENDS IN; First Connection Face to Centerline Distance: 4.753 INCHES IN; Opening Pressure Setting: 86.0 POUNDS PER SQUARE INCH LBS. 18 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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