PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6792.016.127Stem,fluid Valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-188-1982 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-188-1982 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-188-1982. Primary manufacturer part number: A6792.016.127.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: NICKEL ALLOY
  • Valve Model Number for Which Designed: 1551-T
  • Largest Outside Diameter: 0.750 INCHES NOMINAL IN
  • Stem Actuating End Type: ROUNDED
  • Valve Size for Which Designed: 1.500 INCHES IN
  • Valve Type for Which Designed: RELIEF
  • 6 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Nickel Alloy construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-188-1982, 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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 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
NSN4820-01-188-1982
Primary Part NumberA6792.016.127
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
MaterialNICKEL ALLOY
Valve Model Number for Which Designed1551-T
Largest Outside Diameter0.750 INCHES NOMINAL IN
Stem Actuating End TypeROUNDED
Valve Size for Which Designed1.500 INCHES IN
Valve Type for Which DesignedRELIEF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5915-00-226-5423SM-D-502408 INTERCHANGEABLE
Filter Assembly,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5330-00-392-82729641 INTERCHANGEABLE
Washer,flat,nonmeta
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5930-00-504-71079641 INTERCHANGEABLE
Switch,toggle
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
6680-00-809-5033964-1 INTERCHANGEABLE
Indicator,master
Transicoil Llc Dba Ads Transicoil Div Transicoil
4820-00-911-6273A7921-003 INTERCHANGEABLE
Disk Assembly,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
6610-01-102-0194 INTERCHANGEABLE
Accelerometer,mechanical
6145-01-334-42489641 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5330-01-366-53789641 INTERCHANGEABLE
Packing,preformed
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
A6792.016.127 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
9641 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
9641 PC. NO. 35 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
9641 PC. NO. 35 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A6792.016.127 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
A6792.010.127 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
5915-00-226-5423INTERCHANGEABLE
FILTER ASSEMBLY,ELECTRICAL
SM-D-502408
5330-00-392-8272INTERCHANGEABLE
WASHER,FLAT,NONMETA
9641
5930-00-504-7107INTERCHANGEABLE
SWITCH,TOGGLE
9641
6680-00-809-5033INTERCHANGEABLE
INDICATOR,MASTER
964-1
4820-00-911-6273INTERCHANGEABLE
DISK ASSEMBLY,VALVE
A7921-003
6610-01-102-0194INTERCHANGEABLE
ACCELEROMETER,MECHANICAL
6145-01-334-4248INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
9641
5330-01-366-5378INTERCHANGEABLE
PACKING,PREFORMED
9641

Frequently Asked Questions

What is NSN 4820-01-188-1982?

NSN 4820-01-188-1982 is a Stem,fluid 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 4820-01-188-1982?

NSN 4820-01-188-1982 has 6 cross-referenced part numbers: A6792.016.127 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), 9641 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9641 PC. NO. 35 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9641 PC. NO. 35 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A6792.016.127 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby) and 1 more.

What NSN replaces 4820-01-188-1982?

There are 8 known substitutes for 4820-01-188-1982: 5915-00-226-5423, 5330-00-392-8272, 5930-00-504-7107 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6792.016.127?

Key specifications for A6792.016.127: Material: NICKEL ALLOY; Overall Length: 11.312 INCHES NOMINAL IN; Valve Model Number for Which Designed: 1551-T; Largest Outside Diameter: 0.750 INCHES NOMINAL IN. 8 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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