PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

992276Disk,valve

Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer · NSN 4820-00-554-9025 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-554-9025 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-554-9025. Primary manufacturer part number: 992276.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 2.281 INCHES NOMINAL IN
  • Style Designator: PLAIN
  • Media for Which Designed: GASOLINE OR FUEL, JET
  • Inside Diameter: 1.500 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC
  • 3 verified cross-references
  • Primary manufacturer: Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Rubber Synthetic construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-554-9025, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-554-9025
Primary Part Number992276
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerDover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer
StatusACTIVE
Outside Diameter2.281 INCHES NOMINAL IN
Style DesignatorPLAIN
Media for Which DesignedGASOLINE OR FUEL, JET
Inside Diameter1.500 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3110-00-100-352818690 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
3010-00-253-0571807021-74 INTERCHANGEABLE
Coupling,shaft,flexible
Curtiss-Wright Electro-Mechanical Corporation Div Epd
Cross-Reference Index
Part NumberManufacturer
NC152 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
992276 PRIMARY Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
NC715PC62 Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
Related Parts
3110-00-100-3528INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
18690
3010-00-253-0571INTERCHANGEABLE
COUPLING,SHAFT,FLEXIBLE
807021-74

Frequently Asked Questions

What is NSN 4820-00-554-9025?

NSN 4820-00-554-9025 is a Disk,valve, manufactured by Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-554-9025?

NSN 4820-00-554-9025 has 3 cross-referenced part numbers: NC152 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), 992276 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer), NC715PC62 (Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer).

What NSN replaces 4820-00-554-9025?

There are 2 known substitutes for 4820-00-554-9025: 3110-00-100-3528, 3010-00-253-0571. Verify interchangeability with system specifications before substitution.

What are the specifications of 992276?

Key specifications for 992276: Overall Height: 0.250 INCHES NOMINAL IN; Outside Diameter: 2.281 INCHES NOMINAL IN; Style Designator: PLAIN; Media for Which Designed: GASOLINE OR FUEL, JET. 6 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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