PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A6794.057.127Stem,fluid Valve

Emerson Automation Solutions Final Control Us Lp Div Navy Product Team · NSN 4820-01-130-8820 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-130-8820 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-130-8820. Primary manufacturer part number: A6794.057.127.
Features
  • Stem,fluid Valve — FSC 4820
  • Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
  • Material: NICKEL ALLOY
  • Valve Size for Which Designed: 3.000 INCHES IN
  • Stem Actuating End Type: ROUNDED
  • Valve Type for Which Designed: RELIEF
  • Valve Model Number for Which Designed: 1741
  • Largest Outside Diameter: 1.000 INCHES NOMINAL IN
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 4820-01-130-8820, 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 7 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-130-8820
Primary Part NumberA6794.057.127
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEmerson Automation Solutions Final Control Us Lp Div Navy Product Team
StatusACTIVE
Material Document and ClassificationQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE
MaterialNICKEL ALLOY
Valve Size for Which Designed3.000 INCHES IN
Stem Actuating End TypeROUNDED
Valve Type for Which DesignedRELIEF
Valve Model Number for Which Designed1741
Largest Outside Diameter1.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5330-00-527-7332150HD1 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
3120-00-618-2552987-7 INTERCHANGEABLE
Bushing,sleeve
Columbus Jack Corporation Div Columbus Jack
5310-00-992-39631209877 INTERCHANGEABLE
Nut,plain,hexagon
Sicard a Division of Smi-Snowblast Inc Dba Sicard
4820-01-130-21579877 INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5945-01-133-17481106 INTERCHANGEABLE
Solenoid,electrical
A J Associates Inc
6145-01-159-8628CIT 4130 INTERCHANGEABLE
Cable,special Purpose,electrical
Cableco Inc
5315-01-271-5846832194 INTERCHANGEABLE
Pin,straight,threaded
Bosch Rexroth Corporation Div Industrial Hydraulics
5310-01-312-57579877 INTERCHANGEABLE
Washer,flat
Jacobs Mfg Co the
6515-01-569-6627399.99 INTERCHANGEABLE
Forceps,bone Reduction
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
9877 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
9877 PIECE 5 Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A6794.057.127 PRIMARY Emerson Automation Solutions Final Control Us Lp Div Navy Product Team (USA)
A6794.057.127 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
9877 PIECE 5 Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA)
Related Parts
5330-00-527-7332INTERCHANGEABLE
SEAL,PLAIN ENCASED
150HD1
3120-00-618-2552INTERCHANGEABLE
BUSHING,SLEEVE
987-7
5310-00-992-3963INTERCHANGEABLE
NUT,PLAIN,HEXAGON
1209877
4820-01-130-2157INTERCHANGEABLE
VALVE,SAFETY RELIEF
9877
5945-01-133-1748INTERCHANGEABLE
SOLENOID,ELECTRICAL
1106
6145-01-159-8628INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
CIT 4130
5315-01-271-5846INTERCHANGEABLE
PIN,STRAIGHT,THREADED
832194
5310-01-312-5757INTERCHANGEABLE
WASHER,FLAT
9877
6515-01-569-6627INTERCHANGEABLE
FORCEPS,BONE REDUCTION
399.99

Frequently Asked Questions

What is NSN 4820-01-130-8820?

NSN 4820-01-130-8820 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 4820-01-130-8820?

NSN 4820-01-130-8820 has 5 cross-referenced part numbers: 9877 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9877 PIECE 5 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A6794.057.127 (Emerson Automation Solutions Final Control Us Lp Div Navy Product Team), A6794.057.127 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 9877 PIECE 5 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby).

What NSN replaces 4820-01-130-8820?

There are 9 known substitutes for 4820-01-130-8820: 5330-00-527-7332, 3120-00-618-2552, 5310-00-992-3963 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A6794.057.127?

Key specifications for A6794.057.127: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE; Material: NICKEL ALLOY; Valve Size for Which Designed: 3.000 INCHES IN; End Item Identification: KUNKLE VALVE 3.000 IN. RELIEF VALVE TYPE 1741 AND 1751 IN. 9 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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