PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B2297Disk,valve

Niantic Tool, Inc. Dba Niantic Tool Co · NSN 4820-01-283-5127 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-283-5127 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-283-5127. Primary manufacturer part number: B2297.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 0.675 INCHES NOMINAL IN
  • Material: STEEL
  • 6 verified cross-references
  • Primary manufacturer: Niantic Tool, Inc. Dba Niantic Tool Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-283-5127, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Niantic Tool, Inc. Dba Niantic Tool Co. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-283-5127
Primary Part NumberB2297
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNiantic Tool, Inc. Dba Niantic Tool Co
StatusACTIVE
Outside Diameter0.675 INCHES NOMINAL IN
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5905-00-387-2361 INTERCHANGEABLE
Resistor,thermal
6625-00-539-9656900029 INTERCHANGEABLE
Test Set,radio Frequency Power
Bird Electronic Corporation Div Bird Electronic Corp
5305-00-543-4372AES01C375750AW9A91 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
6130-01-198-58761D14751G01 INTERCHANGEABLE
Power Supply
Northrop Grumman Systems Corporation Dba Electronic Systems
6130-01-238-8240900029 INTERCHANGEABLE
Power Supply
Ricoh Uk Products Ltd
5950-01-333-3274844-039-001 INTERCHANGEABLE
Reactor
Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations
5940-01-388-8999 INTERCHANGEABLE
Terminal,stud
5305-01-594-8523900029 INTERCHANGEABLE
Screw,cap,hexagon Head
Rexnord Industries Llc
6130-01-595-1940916673 INTERCHANGEABLE
Power Supply
Technology Dynamics, Inc. Dba Mid-Eastern Industries Division
Cross-Reference Index
Part NumberManufacturer
B2297 PRIMARY Niantic Tool, Inc. Dba Niantic Tool Co (USA)
916673 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA)
916673 PRIMARY Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
900029 PRIMARY Niantic Tool, Inc. Dba Niantic Tool Co (USA)
916673 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
916673 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
Related Parts
5905-00-387-2361INTERCHANGEABLE
RESISTOR,THERMAL
6625-00-539-9656INTERCHANGEABLE
TEST SET,RADIO FREQUENCY POWER
900029
5305-00-543-4372INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01C375750AW9A91
6130-01-198-5876INTERCHANGEABLE
POWER SUPPLY
1D14751G01
6130-01-238-8240INTERCHANGEABLE
POWER SUPPLY
900029
5950-01-333-3274INTERCHANGEABLE
REACTOR
844-039-001
5940-01-388-8999INTERCHANGEABLE
TERMINAL,STUD
5305-01-594-8523INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
900029
6130-01-595-1940INTERCHANGEABLE
POWER SUPPLY
916673

Frequently Asked Questions

What is NSN 4820-01-283-5127?

NSN 4820-01-283-5127 is a Disk,valve, manufactured by Niantic Tool, Inc. Dba Niantic Tool Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-283-5127?

NSN 4820-01-283-5127 has 6 cross-referenced part numbers: B2297 (Niantic Tool, Inc. Dba Niantic Tool Co), 916673 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 916673 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 900029 (Niantic Tool, Inc. Dba Niantic Tool Co), 916673 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture) and 1 more.

What NSN replaces 4820-01-283-5127?

There are 9 known substitutes for 4820-01-283-5127: 5905-00-387-2361, 6625-00-539-9656, 5305-00-543-4372 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B2297?

Key specifications for B2297: Outside Diameter: 0.675 INCHES NOMINAL IN; Material: STEEL. 2 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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