Robert Manufacturing Company Inc · NSN 4820-01-077-3948 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-077-3948 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-077-3948. Primary manufacturer part number: R400-1.
4820-01-077-3948 — No Item Name Available illustration
Features
Valve,float — FSC 4820
Material: STEEL SEAT
Thread Direction: RIGHT-HAND ALL ENDS
Material: STEEL BODY
Flow Control Device: DISK
Valve Operation Method: AUTOMATIC
Maximum Operating Temp: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread Series Designator: NPT ALL ENDS
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
Applications requiring Steel Seat construction
General Description
The Valve,float, cataloged under National Stock Number 4820-01-077-3948, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Robert Manufacturing Company Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 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.
Technical Specifications
Parameter
Value
NSN
4820-01-077-3948
Primary Part Number
R400-1
Item Name
Valve,float
FSC / FSG
4820 / 48 — No Item Name Available
Manufacturer
Robert Manufacturing Company Inc
Status
ACTIVE
Material
STEEL SEAT
Thread Direction
RIGHT-HAND ALL ENDS
Material
STEEL BODY
Flow Control Device
DISK
Valve Operation Method
AUTOMATIC
Maximum Operating Temp
250.0 FAHRENHEIT SINGLE RESPONSE DEGF
Thread Series Designator
NPT ALL ENDS
Operating Pressure
100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
Nominal Thread Size
1.000 INCHES ALL ENDS IN
Style Designator
ANGLE
Media for Which Designed
WATER, FRESH SINGLE RESPONSE
Material
STEEL AND RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR FLOW CONTROL DEVICE
NSN 4820-01-077-3948 is a Valve,float, manufactured by Robert Manufacturing Company Inc, classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-01-077-3948?
NSN 4820-01-077-3948 has 2 cross-referenced part numbers: R400 (Robert Manufacturing Company Inc), R400-1 (Robert Manufacturing Company Inc).
What NSN replaces 4820-01-077-3948?
There are 12 known substitutes for 4820-01-077-3948: 5940-00-114-1310, 3110-00-155-7382, 4820-00-221-5633 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of R400-1?
Key specifications for R400-1: Material: STEEL SEAT; Thread Direction: RIGHT-HAND ALL ENDS; Material: STEEL BODY; Flow Control Device: DISK. 14 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.