Robert Manufacturing Company Inc · NSN 4820-00-221-5633 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-221-5633 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-221-5633. Primary manufacturer part number: R400-3/8.
4820-00-221-5633 — No Item Name Available illustration
Features
Valve,float — FSC 4820
Connection Type: THREADED EXTERNAL PIPE ALL ENDS
Valve Operation Method: AUTOMATIC
Connection Style: PLAIN (PIPE) ALL ENDS
Nominal Thread Size: 1.375 INCHES ALL ENDS IN
Flow Control Device: DISK
Thread Direction: RIGHT-HAND ALL ENDS
Thread Series Designator: NPT ALL ENDS
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
Applications requiring Copper Alloy Body construction
General Description
The Valve,float, cataloged under National Stock Number 4820-00-221-5633, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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.
NSN 4820-00-221-5633 is a Valve,float, manufactured by Robert Manufacturing Company Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.
What are the part numbers for NSN 4820-00-221-5633?
NSN 4820-00-221-5633 has 4 cross-referenced part numbers: R400 (Robert Manufacturing Company Inc), R400-3/8 (Robert Manufacturing Company Inc), 400-3-8 (Robert Manufacturing Company Inc), R400 3-8 (Robert Manufacturing Company Inc).
What NSN replaces 4820-00-221-5633?
There are 12 known substitutes for 4820-00-221-5633: 3110-00-155-7382, 4820-00-269-7064, 4320-00-289-5965 and 9 more. Verify interchangeability with system specifications before substitution.
What are the specifications of R400-3/8?
Key specifications for R400-3/8: Connection Type: THREADED EXTERNAL PIPE ALL ENDS; Valve Operation Method: AUTOMATIC; Connection Style: PLAIN (PIPE) ALL ENDS; Nominal Thread Size: 1.375 INCHES ALL ENDS IN. 10 total characteristics are documented in the Federal Logistics Information System.
Is NSN 4820-00-221-5633 still in active supply?
NSN 4820-00-221-5633 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.