PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9527Disk,valve

Tescom Corp Dba Tescom Div Tescom · NSN 4820-01-305-2420 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-305-2420 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-305-2420. Primary manufacturer part number: 9527.
Features
  • Disk,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • 1 verified cross-reference
  • Primary manufacturer: Tescom Corp Dba Tescom Div Tescom
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 4820-01-305-2420, 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 1 verified specification, 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-305-2420
Primary Part Number9527
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTescom Corp Dba Tescom Div Tescom
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5360-00-314-62359527 INTERCHANGEABLE
Spring,helical,compression
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
5120-00-756-09319527 INTERCHANGEABLE
Extractor,screw
The Stanley Works Dba Stanley Proto
4910-01-170-1597 INTERCHANGEABLE
Plate Ratchet with
6145-01-228-33569527 INTERCHANGEABLE
Cable,special Purpose,electrical
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
7520-01-412-95277000131573 INTERCHANGEABLE
Dispenser,pressure Sensitive Adh
3m Company
5120-01-604-36439527 INTERCHANGEABLE
Extractor,screw
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
9527 PRIMARY Tescom Corp Dba Tescom Div Tescom (USA)
Related Parts
5360-00-314-6235INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
9527
5120-00-756-0931INTERCHANGEABLE
EXTRACTOR,SCREW
9527
4910-01-170-1597INTERCHANGEABLE
PLATE RATCHET WITH
6145-01-228-3356INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
9527
7520-01-412-9527INTERCHANGEABLE
DISPENSER,PRESSURE SENSITIVE ADH
7000131573
5120-01-604-3643INTERCHANGEABLE
EXTRACTOR,SCREW
9527

Frequently Asked Questions

What is NSN 4820-01-305-2420?

NSN 4820-01-305-2420 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 4820-01-305-2420?

NSN 4820-01-305-2420 has 1 cross-referenced part number: 9527 (Tescom Corp Dba Tescom Div Tescom).

What NSN replaces 4820-01-305-2420?

There are 6 known substitutes for 4820-01-305-2420: 5360-00-314-6235, 5120-00-756-0931, 4910-01-170-1597 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9527?

Key specifications for 9527: Material: STEEL CORROSION RESISTING. 1 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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