PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

510-52Disk,valve

Tescom Corp Dba Tescom Div Tescom · NSN 4820-00-015-0530 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-015-0530 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-015-0530. Primary manufacturer part number: 510-52.
Features
  • Disk,valve — FSC 4820
  • Shoulder Height: 0.038 INCHES NOMINAL IN
  • Lower Surface Width: 0.056 INCHES NOMINAL IN
  • Outside Diameter: 0.275 INCHES NOMINAL IN
  • Material: PLASTIC
  • Style Designator: PLAIN
  • Shoulder Width: 0.024 INCHES NOMINAL IN
  • Inside Diameter: 0.117 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Plastic construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-015-0530, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tescom Corp Dba Tescom Div Tescom. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-015-0530
Primary Part Number510-52
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTescom Corp Dba Tescom Div Tescom
StatusACTIVE
Shoulder Height0.038 INCHES NOMINAL IN
Lower Surface Width0.056 INCHES NOMINAL IN
Outside Diameter0.275 INCHES NOMINAL IN
MaterialPLASTIC
Style DesignatorPLAIN
Shoulder Width0.024 INCHES NOMINAL IN
Inside Diameter0.117 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5133-00-236-3403 INTERCHANGEABLE
Drill,twist
5962-00-410-280151052 INTERCHANGEABLE
Microcircuit,linear
Altek Electronics, Inc.
1075-00-600-795351052 INTERCHANGEABLE
Switchboard,automat
Ward Leonard Ct Llc
6210-01-196-74547215-5L INTERCHANGEABLE
Light,indicator
Jemco Engineering Co
2940-01-396-519325011627 INTERCHANGEABLE
Filter Element,fluid
General Motors Llc Dba General Motors Llc
4820-01-432-65335-1052 INTERCHANGEABLE
Valve,flow Control
Star Cases Llc Dba Zero Manufacturing
7025-01-641-957251052 INTERCHANGEABLE
Interface Unit,automatic Data Pr
Extreme Networks, Inc
Cross-Reference Index
Part NumberManufacturer
510-52 PRIMARY Tescom Corp Dba Tescom Div Tescom (USA)
510-52 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
5133-00-236-3403INTERCHANGEABLE
DRILL,TWIST
5962-00-410-2801INTERCHANGEABLE
MICROCIRCUIT,LINEAR
51052
1075-00-600-7953INTERCHANGEABLE
SWITCHBOARD,AUTOMAT
51052
6210-01-196-7454INTERCHANGEABLE
LIGHT,INDICATOR
7215-5L
2940-01-396-5193INTERCHANGEABLE
FILTER ELEMENT,FLUID
25011627
4820-01-432-6533INTERCHANGEABLE
VALVE,FLOW CONTROL
5-1052
7025-01-641-9572INTERCHANGEABLE
INTERFACE UNIT,AUTOMATIC DATA PR
51052

Frequently Asked Questions

What is NSN 4820-00-015-0530?

NSN 4820-00-015-0530 is a Disk,valve, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-015-0530?

NSN 4820-00-015-0530 has 2 cross-referenced part numbers: 510-52 (Tescom Corp Dba Tescom Div Tescom), 510-52 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 4820-00-015-0530?

There are 7 known substitutes for 4820-00-015-0530: 5133-00-236-3403, 5962-00-410-2801, 1075-00-600-7953 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 510-52?

Key specifications for 510-52: Shoulder Height: 0.038 INCHES NOMINAL IN; Lower Surface Width: 0.056 INCHES NOMINAL IN; Outside Diameter: 0.275 INCHES NOMINAL IN; Material: PLASTIC. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com