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Apollo ASME Sec VIII Air Bronze Safety Relief Valves with Brass Trim, Metal Seat, Performance Test Reports Included, 2" x 2-1/2" (MNPT x FNPT)

Apollo ASME Sec VIII Air Bronze Safety Relief Valves with Brass Trim, Metal Seat, Performance Test Reports Included, 2" x 2-1/2" (MNPT x FNPT)


ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.

  • ASME Section I & VIII Certified Capacities
  • 5 - 300 psig Set Pressures @ -60°F min. / 406°F max.
  • 1/2" - 2-1/2" Inlet Connections Available
  • Stainless Steel Wetted Trim (19L, 19S)
  • PFA and Metal Seat Styles Available
  • Made in the USA 


steam compressed air


building installations


item code size weight dimensions packaging gtin + upc
19MJHK125Q 2" (DN50) x 2-1/2" (DN65) 19.2 lb Carton (1 pce) 00670750555060
19MJHK138Q 2" (DN50) x 2-1/2" (DN65) 19.2 lb Carton (1 pce) 00191988005177
19MJHK150Q 2" (DN50) x 2-1/2" (DN65) 19.2 lb Carton (1 pce) 00670750163715
19MJHK44Q 2" (DN50) x 2-1/2" (DN65) 19.2 lb Carton (1 pce) 00670750276408
19MJHK45Q 2" (DN50) x 2-1/2" (DN65) 19.2 lb Carton (1 pce) 00670750961731
item code size DN1 DN2
19MJHK125Q 2" (DN50) x 2-1/2" (DN65) DN50 DN65
19MJHK138Q 2" (DN50) x 2-1/2" (DN65) DN50 DN65
19MJHK150Q 2" (DN50) x 2-1/2" (DN65) DN50 DN65
19MJHK44Q 2" (DN50) x 2-1/2" (DN65) DN50 DN65
19MJHK45Q 2" (DN50) x 2-1/2" (DN65) DN50 DN65
see above for the diagram with these dimensions.
color yellow, bronze
materials bronze, brass (ASTM B16, ASTM B584-C84400)
finishing none
manufacturer Aalberts integrated piping systems Americas, Inc. (Apollo)
connection type MPT - male thread conical (NPT), FPT - female thread conical (NPT)
product group valves (safety relief valve)
ETIM class EC011311 Safety valve
country of origin United States
brand Apollo Valves
series 19 - Safety Relief Valves
product type 19MJHK000Q
unsps 40141606
label value
ETIM class EC011311 Safety valve
Housing material Bronze
Connection 1 External thread conical (NPT)
Nominal diameter connection 1 DN 50
Connection 2 Internal thread conical (NPT)
Nominal diameter connection 2 DN 65
Max. operating pressure at 20 °C 20.68bar
Max. operating pressure at 20 °C (imperial) 300psi
Surface protection Untreated
Height 0mm
Suitable for heating No
Suitable for cooling No
Suitable for solar heating No
Suitable for hot tap water No

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Aalberts integrated piping systems Americas, Inc., a North Carolina corporation with offices located at 10715 Sikes Place, Suite 200, Charlotte, North Carolina (the “Company“), desires to use and publicize the name, likeness, and other personal characteristics and private information of the individual named below with a residence at the address set out below (“I” or “me“) for advertising, promotion, and other commercial and business purposes. In exchange for the intangible value I will gain by participating in Company’s publicity programs/a one-time payment in the amount of $0 and other good and valuable consideration, the receipt and sufficiency of which I hereby acknowledge, I give Company my permission for such use and publicity for such purposes, according to the terms and conditions set forth in this Publicity Waiver and Release (“Agreement“).

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This Agreement constitutes the sole and entire agreement of the parties with respect to the subject matter contained herein and supersedes all prior and contemporaneous understandings, agreements, representations, and warranties, both written and oral, with respect to such subject matter. I have not relied on any statement, representation, warranty, or agreement of Company or of any other person on Company’s behalf, including any representations, warranties, or agreements arising from statute or otherwise in law, except for the representations, warranties, or agreements expressly contained in this Agreement. If any term or provision of this Agreement is invalid, illegal, or unenforceable in any jurisdiction, such invalidity, illegality, or unenforceability will not affect any other term or provision of this Agreement or invalidate or render unenforceable such term or provision in any other jurisdiction. Company may assign this Agreement and its rights hereunder, in whole or in part, to any party. This Agreement is binding on and inures to my benefit and the benefit of Company and our respective heirs, executors, administrators, legal representatives, successors, and permitted assigns. All matters arising out of or relating to this Agreement shall be governed by and construed in accordance with the internal laws of the State of North Carolina without giving effect to any choice or conflict of law provision or rule (whether of the State of North Carolina or any other jurisdiction). Any claim or cause of action arising under this Agreement may be brought only in the federal and state courts located in North Carolina, and I hereby irrevocably consent to the exclusive jurisdiction of such courts.


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