PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300161Cap,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-103-6103 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-103-6103 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-103-6103. Primary manufacturer part number: 300161.
Features
  • Cap,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • Height: 0.688 INCHES NOMINAL IN
  • Valve Type for Which Designed: CHECK
  • Outside Diameter: 2.500 INCHES NOMINAL IN
  • Valve Size for Which Designed: 0.500 INCHES IN
  • 5 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
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-103-6103, 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 5 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-103-6103
Primary Part Number300161
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Height0.688 INCHES NOMINAL IN
Valve Type for Which DesignedCHECK
Outside Diameter2.500 INCHES NOMINAL IN
Valve Size for Which Designed0.500 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3110-00-230-71226202ZC3 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
5310-00-582-5677MS15795-810 INTERCHANGEABLE
Washer,flat
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5930-00-974-5929300161 INTERCHANGEABLE
Switch
Telemechanics Inc
4820-01-103-3260842-504060-331 INTERCHANGEABLE
Valve,check
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5340-01-103-3321NS-4029 ASSEMBLY 6B FIND 2 1IN INTERCHANGEABLE
Cover,access
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-103-3322NS-4029 ASSEMBLY6A FIND4 1/2IN INTERCHANGEABLE
Cover Nut,valve
National Oilwell
4820-01-103-3384NS-4029 ASSEMBLY 6B FIND 4 1IN INTERCHANGEABLE
Cap,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4810-01-589-7215300161 INTERCHANGEABLE
Valve,flow Control
Mega Corp.
Cross-Reference Index
Part NumberManufacturer
NS-4029 National Oilwell (USA)
NS-4029 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
NS-4029 ASSEMBLY6A FIND2 1/2IN Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
300161 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
NS-4029 ASSEMBLY6A FIND2 1/2IN National Oilwell (USA)
Related Parts
3110-00-230-7122INTERCHANGEABLE
BEARING,BALL,ANNULAR
6202ZC3
5310-00-582-5677INTERCHANGEABLE
WASHER,FLAT
MS15795-810
5930-00-974-5929INTERCHANGEABLE
SWITCH
300161
4820-01-103-3260INTERCHANGEABLE
VALVE,CHECK
842-504060-331
5340-01-103-3321INTERCHANGEABLE
COVER,ACCESS
NS-4029 ASSEMBLY 6B FIND 2 1IN
4820-01-103-3322INTERCHANGEABLE
COVER NUT,VALVE
NS-4029 ASSEMBLY6A FIND4 1/2IN
4820-01-103-3384INTERCHANGEABLE
CAP,VALVE
NS-4029 ASSEMBLY 6B FIND 4 1IN
4810-01-589-7215INTERCHANGEABLE
VALVE,FLOW CONTROL
300161

Frequently Asked Questions

What is NSN 4820-01-103-6103?

NSN 4820-01-103-6103 is a Cap,valve, 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 4820-01-103-6103?

NSN 4820-01-103-6103 has 5 cross-referenced part numbers: NS-4029 (National Oilwell), NS-4029 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NS-4029 ASSEMBLY6A FIND2 1/2IN (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 300161 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NS-4029 ASSEMBLY6A FIND2 1/2IN (National Oilwell).

What NSN replaces 4820-01-103-6103?

There are 8 known substitutes for 4820-01-103-6103: 3110-00-230-7122, 5310-00-582-5677, 5930-00-974-5929 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300161?

Key specifications for 300161: Material: STEEL CORROSION RESISTING; Height: 0.688 INCHES NOMINAL IN; Valve Type for Which Designed: CHECK; Outside Diameter: 2.500 INCHES NOMINAL IN. 5 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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