PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18-1-11Disk,valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-00-629-4134 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-629-4134 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-629-4134. Primary manufacturer part number: 18-1-11.
Features
  • Disk,valve — FSC 4820
  • Material: COPPER ALLOY
  • Media for Which Designed: WATER
  • 6 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 Copper Alloy construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-629-4134, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 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
NSN4820-00-629-4134
Primary Part Number18-1-11
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
MaterialCOPPER ALLOY
Media for Which DesignedWATER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3040-00-092-1486SC75 INTERCHANGEABLE
Collar,shaft
Altra Industrial Motion Corp.
5821-00-497-4612 INTERCHANGEABLE
Gearing Unit Assy
1680-00-524-856014-88111-00 INTERCHANGEABLE
Gear Assy
Curtiss-Wright Controls, Inc. Div Actuation Division
5340-00-625-073618111 INTERCHANGEABLE
Clamp,instrument Mounting
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
7810-00-634-0187BNAPR INTERCHANGEABLE
Ball,table Tennis
Paddle Palace Inc Dba Paddle Palace Table Tennis Co
5340-00-949-628318111 INTERCHANGEABLE
Clamp,synchro
Unison Industries Llc
4730-01-092-3030FZ-1612 INTERCHANGEABLE
Tee,pipe
Enerpac Tool Group Corp
5133-01-095-6625 INTERCHANGEABLE
Drill,twist
5930-01-549-7831E48P4K1A INTERCHANGEABLE
Switch,lock
Eaton Corporation Dba Eaton Inoac
5355-01-554-960618-1-11 INTERCHANGEABLE
Dial,control
Vishay Sprague Inc
Cross-Reference Index
Part NumberManufacturer
18-1-11 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
NMP253PC18 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
NMP253PC18 Kunkle Industries Inc Lonergan Valve Div (USA)
NMP253PC18 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
18-1-11 Kunkle Industries Inc Lonergan Valve Div (USA)
18-1-11 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
Related Parts
3040-00-092-1486INTERCHANGEABLE
COLLAR,SHAFT
SC75
5821-00-497-4612INTERCHANGEABLE
GEARING UNIT ASSY
1680-00-524-8560INTERCHANGEABLE
GEAR ASSY
14-88111-00
5340-00-625-0736INTERCHANGEABLE
CLAMP,INSTRUMENT MOUNTING
18111
7810-00-634-0187INTERCHANGEABLE
BALL,TABLE TENNIS
BNAPR
5340-00-949-6283INTERCHANGEABLE
CLAMP,SYNCHRO
18111
4730-01-092-3030INTERCHANGEABLE
TEE,PIPE
FZ-1612
5133-01-095-6625INTERCHANGEABLE
DRILL,TWIST
5930-01-549-7831INTERCHANGEABLE
SWITCH,LOCK
E48P4K1A
5355-01-554-9606INTERCHANGEABLE
DIAL,CONTROL
18-1-11
4920-01-583-6594INTERCHANGEABLE
RED LIGHT,AIRCRAFT,
18111
6515-01-586-2062INTERCHANGEABLE
ELECTRODE,SURGICAL INSTRUMENT IN
MMBRU-0007

Frequently Asked Questions

What is NSN 4820-00-629-4134?

NSN 4820-00-629-4134 is a Disk,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 4820-00-629-4134?

NSN 4820-00-629-4134 has 6 cross-referenced part numbers: 18-1-11 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), NMP253PC18 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), NMP253PC18 (Kunkle Industries Inc Lonergan Valve Div), NMP253PC18 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 18-1-11 (Kunkle Industries Inc Lonergan Valve Div) and 1 more.

What NSN replaces 4820-00-629-4134?

There are 12 known substitutes for 4820-00-629-4134: 3040-00-092-1486, 5821-00-497-4612, 1680-00-524-8560 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 18-1-11?

Key specifications for 18-1-11: Material: COPPER ALLOY; Media for Which Designed: WATER. 2 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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