PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

090-08201Diaphragm,actuator Valve,special

Grove Valve Operations · NSN 4820-00-036-1257 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-036-1257 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-036-1257. Primary manufacturer part number: 090-08201.
Features
  • Diaphragm,actuator Valve,special — FSC 4820
  • Material: RUBBER SYNTHETIC
  • Material Thickness: 0.188 INCHES NOMINAL IN
  • Style Designator: SPECIAL SHAPED
  • Taper Major Diameter: 7.000 INCHES NOMINAL IN
  • Outside Diameter: 8.000 INCHES NOMINAL IN
  • 5 verified cross-references
  • Primary manufacturer: Grove Valve Operations
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic construction
General Description

The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-00-036-1257, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Grove Valve Operations. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN4820-00-036-1257
Primary Part Number090-08201
Item NameDiaphragm,actuator Valve,special
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGrove Valve Operations
StatusCANCELLED
MaterialRUBBER SYNTHETIC
Material Thickness0.188 INCHES NOMINAL IN
Style DesignatorSPECIAL SHAPED
Taper Major Diameter7.000 INCHES NOMINAL IN
Outside Diameter8.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5315-00-017-95378448621 INTERCHANGEABLE
Pin,grooved,headed
Army, United States Department of the Dba Rock Island Arsenal Jmtc
3040-00-365-5573S2989 INTERCHANGEABLE
Ball Joint
Cummins Inc.
5360-00-418-169982290 INTERCHANGEABLE
Spring,helical,compression
Hydro-Aire Aerospace Corp
5935-00-476-63196222-1 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
3750-00-481-344762221 INTERCHANGEABLE
Mower,lawn,power
Textron Inc Jacobsen Div
5815-00-602-2787SM-C-426566 INTERCHANGEABLE
Bar,t,teletypewriter
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-952-30791A100T19 INTERCHANGEABLE
Transformer,audio Frequency
Virginia Electronics Co Inc
4320-01-055-031262221 INTERCHANGEABLE
Piston and Shoe Assy
Parker Hannifin Corporation Div Hydraulic Systems Division
5340-01-100-928203692700 INTERCHANGEABLE
Bracket,mounting
Hatz Diesel of America Inc
2910-01-244-478901859101 INTERCHANGEABLE
Filter Assembly,fluid
Hatz Diesel of America Inc
Cross-Reference Index
Part NumberManufacturer
090-08201 PRIMARY Grove Valve Operations (USA)
82290 PRIMARY Grove Valve Operations (USA)
N577PC17 PRIMARY Grove Valve Operations (USA)
82266 Grove Valve Operations (USA)
62221 PRIMARY Grove Valve Operations (USA)
Related Parts
5315-00-017-9537INTERCHANGEABLE
PIN,GROOVED,HEADED
8448621
3040-00-365-5573INTERCHANGEABLE
BALL JOINT
S2989
5360-00-418-1699INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
82290
5935-00-476-6319INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6222-1
3750-00-481-3447INTERCHANGEABLE
MOWER,LAWN,POWER
62221
5815-00-602-2787INTERCHANGEABLE
BAR,T,TELETYPEWRITER
SM-C-426566
5950-00-952-3079INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1A100T19
4320-01-055-0312INTERCHANGEABLE
PISTON AND SHOE ASSY
62221
5340-01-100-9282INTERCHANGEABLE
BRACKET,MOUNTING
03692700
2910-01-244-4789INTERCHANGEABLE
FILTER ASSEMBLY,FLUID
01859101
5340-01-328-7593INTERCHANGEABLE
CLEVIS,ROD END
82266
5330-01-506-6481INTERCHANGEABLE
GASKET
W2T109964

Frequently Asked Questions

What is NSN 4820-00-036-1257?

NSN 4820-00-036-1257 is a Diaphragm,actuator Valve,special, manufactured by Grove Valve Operations, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-036-1257?

NSN 4820-00-036-1257 has 5 cross-referenced part numbers: 090-08201 (Grove Valve Operations), 82290 (Grove Valve Operations), N577PC17 (Grove Valve Operations), 82266 (Grove Valve Operations), 62221 (Grove Valve Operations).

What NSN replaces 4820-00-036-1257?

There are 12 known substitutes for 4820-00-036-1257: 5315-00-017-9537, 3040-00-365-5573, 5360-00-418-1699 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 090-08201?

Key specifications for 090-08201: Material: RUBBER SYNTHETIC; Material Thickness: 0.188 INCHES NOMINAL IN; Style Designator: SPECIAL SHAPED; Taper Major Diameter: 7.000 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-00-036-1257 still in active supply?

NSN 4820-00-036-1257 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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