PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43075Disk,valve

Spirax Sarco Inc Dba Spirax Sarco · NSN 4820-00-334-3860 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-334-3860 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-334-3860. Primary manufacturer part number: 43075.
Features
  • Disk,valve — FSC 4820
  • Nominal Thread Size: 0.312 INCHES IN
  • Material: STEEL CORROSION RESISTING
  • Thread Series Designator: UNF
  • Thread Class: 2A A
  • 1 verified cross-reference
  • Primary manufacturer: Spirax Sarco Inc Dba Spirax Sarco
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-334-3860, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Spirax Sarco Inc Dba Spirax Sarco. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN4820-00-334-3860
Primary Part Number43075
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSpirax Sarco Inc Dba Spirax Sarco
StatusACTIVE
Nominal Thread Size0.312 INCHES IN
MaterialSTEEL CORROSION RESISTING
Thread Series DesignatorUNF
Thread Class2A A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-214-320460543 INTERCHANGEABLE
Seal,plain Encased
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5330-01-171-127243075 INTERCHANGEABLE
Seal,plain Encased
Ingersoll-Rand Company Dba Ingersoll-Rand Div Tool & Hoist Division
8920-01-260-2931 INTERCHANGEABLE
Cookies,chocolate Chip
5962-01-433-185843-075 INTERCHANGEABLE
Microcircuit,hybrid
Hydro-Aire Aerospace Corp
Cross-Reference Index
Part NumberManufacturer
43075 PRIMARY Spirax Sarco Inc Dba Spirax Sarco (USA)
Related Parts
5330-00-214-3204INTERCHANGEABLE
SEAL,PLAIN ENCASED
60543
5330-01-171-1272INTERCHANGEABLE
SEAL,PLAIN ENCASED
43075
8920-01-260-2931INTERCHANGEABLE
COOKIES,CHOCOLATE CHIP
5962-01-433-1858INTERCHANGEABLE
MICROCIRCUIT,HYBRID
43-075

Frequently Asked Questions

What is NSN 4820-00-334-3860?

NSN 4820-00-334-3860 is a Disk,valve, manufactured by Spirax Sarco Inc Dba Spirax Sarco, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-334-3860?

NSN 4820-00-334-3860 has 1 cross-referenced part number: 43075 (Spirax Sarco Inc Dba Spirax Sarco).

What NSN replaces 4820-00-334-3860?

There are 4 known substitutes for 4820-00-334-3860: 5330-00-214-3204, 5330-01-171-1272, 8920-01-260-2931 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43075?

Key specifications for 43075: Nominal Thread Size: 0.312 INCHES IN; Material: STEEL CORROSION RESISTING; Thread Series Designator: UNF; Thread Class: 2A A. 4 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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