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Technical Data Sheet
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RH3 ✓ Verified by PartsTable
Middle Atlantic Products · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

These rear hanging brackets fit any amplifier with rear ears and attach to rear rackrail to provide additional equipment support and feature unequal length mounting legs for versatility. Sold in pairs. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-01-307-7237, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
RH3
NSN: 4210-01-307-7237
FSC: 4210
CAGE: 62757 — PARTS UNLIMITED INC (USA)
SPECIFICATIONS
end_item_identificationFIRE EXTGUISHER,PARTS UNLIMITED INC.,15 LB. CARBON DIOXIDE MODEL LBS
general_characteristics_item_descriptionRD TAPERED BODY; INT THD ONE END; PLAIN OTHER END
NSN4210-01-307-7237
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Middle Atlantic Products HORN,FIRE EXTINGUISHER TITLE COMPONENT PN RH3 MFR Middle Atlantic Products HORN,FIRE EXTINGUISHER
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: RD TAPERED BODY; INT THD ONE END; PLAIN OTHER END
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONFIRE EXTGUISHER,PARTS UNLIMITED INC.,15 LB. CARBON DIOXIDE MODEL LBS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONRD TAPERED BODY; INT THD ONE END; PLAIN OTHER END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
115Interchangeable
interchangeable cross-reference
interchangeable
B115Interchangeable
interchangeable cross-reference
interchangeable
125366Interchangeable
interchangeable cross-reference
interchangeable
ST11508-BL1UInterchangeable
interchangeable cross-reference
interchangeable
ST-115-LPF/TSInterchangeable
interchangeable cross-reference
interchangeable
YAV14T34FInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is RH3?
RH3 is a HORN,FIRE EXTINGUISHER manufactured by Middle Atlantic Products.
What parts can replace RH3?
There are 15 known substitutes for RH3: 115, B115, 125366 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for RH3?
RH3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4210-01-307-7237. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026