The Riser,steam,heater, cataloged under National Stock Number 4420-01-168-6371, is classified within Federal Supply Class 4420 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is Aerco International, Inc. Dba Aerco International Inc. Government technical data includes 1 verified specification, 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-168-6371 |
| Primary Part Number | RB-546 |
| Item Name | Riser,steam,heater |
| FSC / FSG | 4420 / 44 — No Item Name Available |
| Manufacturer | Aerco International, Inc. Dba Aerco International Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 32.875 IN. O/A LG; 6 HOLES DRILLED 0.812 DIA; ONE END THREADED 2-11 1/2 NPT; SECOND END HAS 2.092 IN. INTERNAL SOCKET SPACED 0.500 IN. FROM END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4420-01-168-6371 is a Riser,steam,heater, manufactured by Aerco International, Inc. Dba Aerco International Inc, classified under FSC 4420 (No Item Name Available). Status: active.
NSN 4420-01-168-6371 has 2 cross-referenced part numbers: NAVY-8559 (Aerco International, Inc. Dba Aerco International Inc), RB-546 (Aerco International, Inc. Dba Aerco International Inc).
There are 3 known substitutes for 4420-01-168-6371: 4420-00-969-0484, 4420-01-163-0751, 4420-01-205-2178. Verify interchangeability with system specifications before substitution.
Key specifications for RB-546: General Characteristics Item Description: 32.875 IN. O/A LG; 6 HOLES DRILLED 0.812 DIA; ONE END THREADED 2-11 1/2 NPT; SECOND END HAS 2.092 IN. INTERNAL SOCKET SPACED 0.500 IN. FROM END IN; End Item Identification: AERCO INTERNATIONAL HEATER MODEL SW1B06. 2 total characteristics are documented in the Federal Logistics Information System.