PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

300049Cap,valve

Niantic Tool, Inc. Dba Niantic Tool Co · NSN 4820-01-197-4966 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-197-4966 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-197-4966. Primary manufacturer part number: 300049.
Features
  • Cap,valve — FSC 4820
  • Material: STEEL
  • 9 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 Cap,valve, cataloged under National Stock Number 4820-01-197-4966, 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 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-197-4966
Primary Part Number300049
Item NameCap,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerNiantic Tool, Inc. Dba Niantic Tool Co
StatusACTIVE
MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6660-00-090-3270 INTERCHANGEABLE
Platen,writing
6130-00-497-1410W5D10 INTERCHANGEABLE
Power Supply
Sure Power, Inc
5305-00-579-2139 INTERCHANGEABLE
Screw,machine
5305-00-988-78352290200424 INTERCHANGEABLE
Screw,cap,socket Head
L3 Aviation Products, Inc. Dba L3 Technologies
4330-01-080-62042NX7 INTERCHANGEABLE
Float,filter Valve
Oshkosh Defense Llc
6150-01-083-5207300049 INTERCHANGEABLE
Cable and Conduit Assembly,elect
Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa
5325-01-155-4483300049 INTERCHANGEABLE
Grommet,nonmetallic
Austin-Westran Llc
5961-01-320-0004 INTERCHANGEABLE
Semiconductor Device Set
5310-01-417-3883300049 INTERCHANGEABLE
Nut,plain,square
Tri-Tec Manufacturing Llc
2540-01-589-2202900045 INTERCHANGEABLE
Seat,vehicular
Impact Racing, Inc.
Cross-Reference Index
Part NumberManufacturer
300049 PRIMARY Niantic Tool, Inc. Dba Niantic Tool Co (USA)
900045 Lee Evans, Inc. (USA)
F-8278 PC16 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
F-8278 PC16 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
192102 Turbodyne Div of Dresser Industries Inc See Code 0br59 (USA)
192102 Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture (USA)
A1134-16 PRIMARY Niantic Tool, Inc. Dba Niantic Tool Co (USA)
192102 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
F-8278 PC16 Siemens Government Technologies, Inc. Dba Sgt Dresser-Rand Div Sgt Dresser-Rand (USA)
Related Parts
6660-00-090-3270INTERCHANGEABLE
PLATEN,WRITING
6130-00-497-1410INTERCHANGEABLE
POWER SUPPLY
W5D10
5305-00-579-2139INTERCHANGEABLE
SCREW,MACHINE
5305-00-988-7835INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
2290200424
4330-01-080-6204INTERCHANGEABLE
FLOAT,FILTER VALVE
2NX7
6150-01-083-5207INTERCHANGEABLE
CABLE AND CONDUIT ASSEMBLY,ELECT
300049
5325-01-155-4483INTERCHANGEABLE
GROMMET,NONMETALLIC
300049
5961-01-320-0004INTERCHANGEABLE
SEMICONDUCTOR DEVICE SET
5310-01-417-3883INTERCHANGEABLE
NUT,PLAIN,SQUARE
300049
2540-01-589-2202INTERCHANGEABLE
SEAT,VEHICULAR
900045
6510-01-591-7740INTERCHANGEABLE
DRESSING,HEMOSTATIC
1090
6510-01-628-1077INTERCHANGEABLE
DRESSING,HEMOSTATIC
30-0049

Frequently Asked Questions

What is NSN 4820-01-197-4966?

NSN 4820-01-197-4966 is a Cap,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 4820-01-197-4966?

NSN 4820-01-197-4966 has 9 cross-referenced part numbers: 300049 (Niantic Tool, Inc. Dba Niantic Tool Co), 900045 (Lee Evans, Inc.), F-8278 PC16 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), F-8278 PC16 (Dresser Rand Co Terry Corp Steam Turbine Motor and Generator Co a Joint Venture), 192102 (Turbodyne Div of Dresser Industries Inc See Code 0br59) and 4 more.

What NSN replaces 4820-01-197-4966?

There are 12 known substitutes for 4820-01-197-4966: 6660-00-090-3270, 6130-00-497-1410, 5305-00-579-2139 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 300049?

Key specifications for 300049: Material: STEEL. 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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