Is the DIN 2353 VOSSFormSQR nut with seal, stainless steel compatible with MVF metric-thread couplings in both L and S series?

Yes. The DIN 2353 VOSSFormSQR nut with seal, stainless steel is specifically designed for use with MVF metric-thread couplings and is available in both L (light) and S (heavy) series. Made of AISI 316 stainless steel with a Viton seal, it matches the MVF coupling thread form and pressure/strength requirements for both series, ensuring proper fit, sealing and corrosion resistance in applications calling for either the L or S variant.

Does the DIN 2353 VOSSFormSQR nut with seal, stainless steel fit MVF metric-thread couplings across L and S series?

Yes. The DIN 2353 VOSSFormSQR nut with seal, stainless steel (AISI 316, Viton seal) for DIN 2353 couplings, type MVF, is available in both L (light) and S (heavy) series and is designed to fit MVF metric-thread couplings across those series. Compatibility is maintained by matching the metric thread and DIN 2353 dimensions for L and S series.

Can the DIN 2353 VOSSFormSQR nut with seal, stainless steel be used interchangeably on MVF metric-thread couplings L vs S?

No. the DIN 2353 VOSSFormSQR nut with seal, stainless steel cannot be assumed interchangeable between MVF metric-thread couplings L (light) and S (heavy) without verification. Why: The MVF coupling comes in two series (L and S) with different dimensional and mechanical specifications (thread engagement length, hex size, wall thickness, pressure ratings). The DIN 2353 VOSSFormSQR nut with seal, stainless steel is produced to fit MVF metric threads, but L and S series are distinct designs; a nut sized and dimensioned for one series may not seat properly, may not provide correct thread engagement or sealing, and could compromise mechanical strength or pressure integrity. Practical guidance: - Confirm part numbers/drawings: Match the nut design to the exact MVF series and part number specified by the manufacturer. - Check dimensions: Verify thread pitch, thread length, and sealing face dimensions against the coupling series (L vs S). - Pressure and application: Ensure the nutâs material and seal (AISI 316 with Viton) meet the required pressure, media and temperature conditions for the intended series. - When in doubt, use the nut specifically specified for the MVF series (L or S) or consult the manufacturer/technical data sheet. Conclusion: Do not interchange DIN 2353 VOSSFormSQR nut with seal, stainless steel between MVF L and S without confirming dimensional and specification compatibility.

DIN 2353 ^VOSSFormSQR nut with seal, stainless steel

DIN 2353 <sup>VOSSFormSQR</sup> nut with seal, stainless steel

Additional information

VOSSForm^SQR nut with a seal and metric thread for DIN 2353 couplings, type MVF. Available as: L (light series), S (heavy series). Material: stainless steel AISI 316 (seal made of Viton).

List of product variants

Article number	Product variant name	DN	BAR	Availability	Actions
HD-MVF-06L-SS	DIN 2353 nut with VOSS seal Form 6L M12x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-06S-SS	DIN 2353 nut with VOSS seal Form 6S M14x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-08L-SS	DIN 2353 nut with VOSS seal Form 8L M14x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-08S-SS	DIN 2353 nut with VOSS seal Form 8S M16x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-10L-SS	DIN 2353 nut with VOSS seal Form 10L M16x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-10S-SS	DIN 2353 nut with VOSS seal Form 10S M18x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-12L-SS	DIN 2353 nut with VOSS seal Form 12L M18x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-12S-SS	DIN 2353 nut with VOSS seal Form 12S M20x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-14S-SS	DIN 2353 nut with VOSS seal Form 14S M22x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-15L-SS	DIN 2353 nut with VOSS seal Form 15L M22x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-16S-SS	DIN 2353 nut with VOSS seal Form 16S M24x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-18L-SS	DIN 2353 nut with VOSS seal Form 18L M26x1.5, AISI 316	-	-	In stock	Enquiry
HD-MVF-20S-SS	DIN 2353 nut with VOSS seal Form 20S M30x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-22L-SS	DIN 2353 nut with VOSS seal Form 22L M30x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-25S-SS	DIN 2353 nut with VOSS seal Form 25S M36x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-28L-SS	DIN 2353 nut with VOSS seal Form 28L M36x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-30S-SS	DIN 2353 nut with VOSS seal Form 30S M42x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-35L-SS	DIN 2353 nut with VOSS seal Form 35L M45x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-38S-SS	DIN 2353 nut with VOSS seal Form 38S M52x2, AISI 316	-	-	In stock	Enquiry
HD-MVF-42L-SS	DIN 2353 nut with VOSS seal Form 42L M52x2, AISI 316	-	-	In stock	Enquiry

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VOSSForm^SQR nut with a seal and metric thread for DIN 2353 couplings, type MVF. Available as: L (light series), S (heavy series). Material: stainless steel AISI 316 (seal made of Viton).