Danfoss Thread tailpiece set (2 pcs), PN 25, DN 25, R 1 male × G 11/4 union, for AV-range self-acting controllers & VM/VG globe valves (003H6904)
Danfoss

Danfoss Thread tailpiece set (2 pcs), PN 25, DN 25, R 1 male × G 11/4 union, for AV-range self-acting controllers & VM/VG globe valves

Part number003H6904Item numberCB-DANF-003H6904HS code8481.90
MaterialBrass CW617N
HVAC & Refrigeration
Balancing Valves
MOQ:1

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Product Description

Danfoss thread tailpiece set (2 pcs) (003H6904) — genuine Danfoss accessory for the AV-range self-acting pressure, differential-pressure and flow controllers (AVP/AVPB/AVPQ/AVQ/AVQM/AVQT and related) and VM/VG globe valves. Externally-threaded connection tailpieces (union-nut to valve, male BSP-taper thread to pipe). Nominal size DN 25; pressure class PN 25 (25 bar); valve-side union nut per size. OEM designation "Tailpiece ext.thr R1 PN25 DN25 (G11/4)". material Brass CW617N. Supplied as a pair (packing quantity 2 pcs). Net weight 0.484 kg; gross weight 0.498 kg. Contains lead per the REACH candidate list. OEM P/N 003H6904. EAN 5702421544891. Technical data quoted verbatim from store.danfoss.com (code 003H6904).

Technical Specifications

Code number
003H6904 Type: Thread tailpieces Product group: Tailpieces Function: Externally-threaded connection tailpieces (union-nut to valve, male BSP-taper thread to pipe) For valve size: DN 25 Connection types: External Thread Description (OEM): Tailpiece ext.thr R1 PN25 DN25 (G11/4) Diameter: 25 mm Pressure class: PN 25 Pressure nominal: 25 bar material: Brass CW617N Packing format: Single pack Packing quantity (pcs per pack): 2 EU RoHS compliance: Out of scope REACH Candidate List substance: Lead (CAS no. 7439-92-1) Net weight: 0.484 kg Gross weight: 0.498 kg EAN: 5702421544891 Connection size: G 1 1/4 Description: Tailpiece ext.thr R1 PN25 DN25 (G11/4) Diameter [mm]: 25 mm Packing quantity: 2 Pressure nominal [bar]: 25 bar REACH Candidate List substances: Lead (CAS no. 7439-92-1)

Standards & Compliance

Material
Brass CW617N
Pressure Rating
PN 25 (25 bar)
HS Code
8481.90

Compatibility & Fitment

Genuine Danfoss accessory (003H6904) for the AV-range self-acting controllers and VM/VG globe valves. Confirm the nominal size / connection matches the valve and pipework before ordering. Pressure class PN 25.

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Danfoss 003H6904 — OEM Product Page

Catalogue entry last verified: 2026-08-30. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy 003H6904?
003H6904 can be ordered from cballast.com as a Danfoss catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Danfoss product?
The manufacturer part number is 003H6904.
What is the HS code for 003H6904?
The customs tariff (HS) code for 003H6904 is 8481.90.
Who manufactures 003H6904?
003H6904 is a Danfoss product in the HVAC & Refrigeration range.
Is a datasheet available for 003H6904?
Yes — the 003H6904 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for 003H6904?
The minimum order quantity is 1.
Is 003H6904 available?
Yes — 003H6904 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).