PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23057Cap,valve

Schneider Electric Systems Usa Inc · NSN 4820-01-058-2166 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-058-2166 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-058-2166. Primary manufacturer part number: 23057.
Features
  • Cap,valve — FSC 4820
  • Valve Type for Which Designed: TEMPERATURE REGULATING
  • Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
  • Material: COPPER ALLOY
  • Attachment Method: BOLTS
  • Valve Size for Which Designed: 2.000 INCHES IN
  • Outside Diameter: 5.000 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy construction
General Description

The Cap,valve, cataloged under National Stock Number 4820-01-058-2166, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Schneider Electric Systems Usa Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-058-2166
Primary Part Number23057
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSchneider Electric Systems Usa Inc
StatusACTIVE
Valve Type for Which DesignedTEMPERATURE REGULATING
Material Document and ClassificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE
MaterialCOPPER ALLOY
Attachment MethodBOLTS
Valve Size for Which Designed2.000 INCHES IN
Outside Diameter5.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5133-00-277-69421302 57/64 INTERCHANGEABLE
Drill,twist
Morse Cutting Tools
5355-00-946-2671 INTERCHANGEABLE
Knob
5950-01-069-9397 INTERCHANGEABLE
Coil,radio Frequency
6520-01-360-089729856 INTERCHANGEABLE
Resin,composite,dental
Kerr Corporation
Cross-Reference Index
Part NumberManufacturer
99036-A1PC5 Schneider Electric Systems Usa Inc (USA)
23057 PRIMARY Schneider Electric Systems Usa Inc (USA)
Related Parts
5133-00-277-6942INTERCHANGEABLE
DRILL,TWIST
1302 57/64
5355-00-946-2671INTERCHANGEABLE
KNOB
5950-01-069-9397INTERCHANGEABLE
COIL,RADIO FREQUENCY
6520-01-360-0897INTERCHANGEABLE
RESIN,COMPOSITE,DENTAL
29856

Frequently Asked Questions

What is NSN 4820-01-058-2166?

NSN 4820-01-058-2166 is a Cap,valve, manufactured by Schneider Electric Systems Usa Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-058-2166?

NSN 4820-01-058-2166 has 2 cross-referenced part numbers: 99036-A1PC5 (Schneider Electric Systems Usa Inc), 23057 (Schneider Electric Systems Usa Inc).

What NSN replaces 4820-01-058-2166?

There are 4 known substitutes for 4820-01-058-2166: 5133-00-277-6942, 5355-00-946-2671, 5950-01-069-9397 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23057?

Key specifications for 23057: Valve Type for Which Designed: TEMPERATURE REGULATING; Overall Length: 0.875 INCHES NOMINAL IN; Material Document and Classification: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE; Material: COPPER ALLOY. 7 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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