PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RB-547Riser,steam,heater

Aerco International, Inc. Dba Aerco International Inc · NSN 4420-00-969-0484 · FSC 4420 · No Item Name Available
Verified by PartsTable
NSN 4420-00-969-0484 — this item is cataloged by the U.S. Government under National Stock Number 4420-00-969-0484. Primary manufacturer part number: RB-547.
Features
  • Riser,steam,heater — FSC 4420
  • General Characteristics Item Description: 36.938 IN. LG ; 7 HOLES DRILLED 0.812 IN.; ONE END THREAD EXTERNALLY 2-11 1/2 NPT; SECOND END HAS INTERNAL SOCKET 2.092 DIA SPACED 0.500 IN. FROM END IN
  • 3 verified cross-references
  • Primary manufacturer: Aerco International, Inc. Dba Aerco International Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Riser,steam,heater, cataloged under National Stock Number 4420-00-969-0484, 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 3 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
ParameterValue
NSN4420-00-969-0484
Primary Part NumberRB-547
Item NameRiser,steam,heater
FSC / FSG4420 / 44 — No Item Name Available
ManufacturerAerco International, Inc. Dba Aerco International Inc
StatusACTIVE
General Characteristics Item Description36.938 IN. LG ; 7 HOLES DRILLED 0.812 IN.; ONE END THREAD EXTERNALLY 2-11 1/2 NPT; SECOND END HAS INTERNAL SOCKET 2.092 DIA SPACED 0.500 IN. FROM END IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2990-00-117-0005547 INTERCHANGEABLE
Shuttle,air Control
Sealco Air Controls Inc
5120-00-222-4440671080 INTERCHANGEABLE
Stake,sheet Metalworking
Milwaukee Tool & Equipment Company Incorporated Dba Milwaukee Malleable & Grey Iron Works Div
4730-00-288-8457547 INTERCHANGEABLE
Adapter,straight,flange to Flang
Crane Co Div Valve Div
2520-00-350-6816547 INTERCHANGEABLE
Clamp
Atwood Industries Inc Automotive Div
8030-00-761-1584 INTERCHANGEABLE
Tape,antiseizing
6625-00-931-3224547 INTERCHANGEABLE
Oscilloscope
Tektronix, Inc.
3810-00-941-3971 INTERCHANGEABLE
Crane,truck Mounted
8030-00-958-8581 INTERCHANGEABLE
Tape,antiseizing
8030-00-964-5968 INTERCHANGEABLE
Tape,antiseizing
3455-01-045-33651725-0500 INTERCHANGEABLE
Cutter,milling,end
New York Twist Drill Inc
Cross-Reference Index
Part NumberManufacturer
RB-547 PRIMARY Aerco International, Inc. Dba Aerco International Inc (USA)
NAVY-8559 Aerco International, Inc. Dba Aerco International Inc (USA)
547 Aerco International, Inc. Dba Aerco International Inc (USA)
Related Parts
2990-00-117-0005INTERCHANGEABLE
SHUTTLE,AIR CONTROL
547
5120-00-222-4440INTERCHANGEABLE
STAKE,SHEET METALWORKING
671080
4730-00-288-8457INTERCHANGEABLE
ADAPTER,STRAIGHT,FLANGE TO FLANG
547
2520-00-350-6816INTERCHANGEABLE
CLAMP
547
8030-00-761-1584INTERCHANGEABLE
TAPE,ANTISEIZING
6625-00-931-3224INTERCHANGEABLE
OSCILLOSCOPE
547
3810-00-941-3971INTERCHANGEABLE
CRANE,TRUCK MOUNTED
8030-00-958-8581INTERCHANGEABLE
TAPE,ANTISEIZING
8030-00-964-5968INTERCHANGEABLE
TAPE,ANTISEIZING
3455-01-045-3365INTERCHANGEABLE
CUTTER,MILLING,END
1725-0500
6515-01-139-8275INTERCHANGEABLE
MALLET,BONE SURGERY
00-0547-000-00
4420-01-163-0751INTERCHANGEABLE
RISER ASSEMBLY,STEAM
RB-545

Frequently Asked Questions

What is NSN 4420-00-969-0484?

NSN 4420-00-969-0484 is a Riser,steam,heater, manufactured by Aerco International, Inc. Dba Aerco International Inc, classified under FSC 4420 (No Item Name Available). Status: active.

What are the part numbers for NSN 4420-00-969-0484?

NSN 4420-00-969-0484 has 3 cross-referenced part numbers: RB-547 (Aerco International, Inc. Dba Aerco International Inc), NAVY-8559 (Aerco International, Inc. Dba Aerco International Inc), 547 (Aerco International, Inc. Dba Aerco International Inc).

What NSN replaces 4420-00-969-0484?

There are 12 known substitutes for 4420-00-969-0484: 2990-00-117-0005, 5120-00-222-4440, 4730-00-288-8457 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RB-547?

Key specifications for RB-547: General Characteristics Item Description: 36.938 IN. LG ; 7 HOLES DRILLED 0.812 IN.; ONE END THREAD EXTERNALLY 2-11 1/2 NPT; SECOND END HAS INTERNAL SOCKET 2.092 DIA SPACED 0.500 IN. FROM END IN; End Item Identification: AERCO HEATER MODEL SW1B07. 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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