PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6120Disk,valve

Philadelphia Valve Co · NSN 4820-01-133-7621 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-133-7621 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-133-7621. Primary manufacturer part number: 6120.
Features
  • Disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Philadelphia Valve Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-133-7621, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Philadelphia Valve Co. This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersPhiladelphia Valve Co (CAGE 77254)
Technical Specifications
ParameterValue
NSN4820-01-133-7621
Primary Part Number6120
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerPhiladelphia Valve Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1650-00-159-56886120 INTERCHANGEABLE
Cartridge,hydraulic
Pneudraulics, Inc.
4820-00-196-49766120-0010 INTERCHANGEABLE
Valve,check
Nalge Co Div of Sybron Corp
6515-00-337-780050-3049 INTERCHANGEABLE
Forceps,tissue
Sklar Corporation Dba Sklar Instruments
5306-00-346-9962J8820 INTERCHANGEABLE
Bolt,machine
Joslyn Corp
6145-00-397-20526120 INTERCHANGEABLE
Wire,electrical
Belden, Inc.
5999-00-470-7849 INTERCHANGEABLE
Delay Line
5330-00-518-28666-120 INTERCHANGEABLE
Seal,engine
Man Diesel & Turbo Ltd
3439-00-771-3718 INTERCHANGEABLE
Tip,electric Soldering Gun
6220-01-004-11523744277 INTERCHANGEABLE
Lens,light
Chrysler Corp Service and Parts Opns
9540-01-213-4918 INTERCHANGEABLE
Beam,structural
Cross-Reference Index
Part NumberManufacturer
OA-4712 ITEM 8 Philadelphia Valve Co (USA)
OA-4712 Philadelphia Valve Co (USA)
6120 PRIMARY Philadelphia Valve Co (USA)
Related Parts
1650-00-159-5688INTERCHANGEABLE
CARTRIDGE,HYDRAULIC
6120
4820-00-196-4976INTERCHANGEABLE
VALVE,CHECK
6120-0010
6515-00-337-7800INTERCHANGEABLE
FORCEPS,TISSUE
50-3049
5306-00-346-9962INTERCHANGEABLE
BOLT,MACHINE
J8820
6145-00-397-2052INTERCHANGEABLE
WIRE,ELECTRICAL
6120
5999-00-470-7849INTERCHANGEABLE
DELAY LINE
5330-00-518-2866INTERCHANGEABLE
SEAL,ENGINE
6-120
3439-00-771-3718INTERCHANGEABLE
TIP,ELECTRIC SOLDERING GUN
6220-01-004-1152INTERCHANGEABLE
LENS,LIGHT
3744277
9540-01-213-4918INTERCHANGEABLE
BEAM,STRUCTURAL
7490-01-241-7062INTERCHANGEABLE
MAILING MACHINE
6120
3815-01-262-4968INTERCHANGEABLE
FAIRLEAD,ROLLER AND SHEAVE

Frequently Asked Questions

What is NSN 4820-01-133-7621?

NSN 4820-01-133-7621 is a Disk,valve, manufactured by Philadelphia Valve Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-133-7621?

NSN 4820-01-133-7621 has 3 cross-referenced part numbers: OA-4712 ITEM 8 (Philadelphia Valve Co), OA-4712 (Philadelphia Valve Co), 6120 (Philadelphia Valve Co).

What NSN replaces 4820-01-133-7621?

There are 12 known substitutes for 4820-01-133-7621: 1650-00-159-5688, 4820-00-196-4976, 6515-00-337-7800 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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