
O-Ring 50X4MM NBR 70 Shore A - 25PCS
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Product Description
Trelleborg OR-NBR-50x4 NBR O-Ring 50mm ID x 4mm cross section. Pack of 25 pieces. Large format O-Ring for cylinder heads, large valve covers, and flange sealing.
Technical Specifications
- Material
- NBR 70 Shore A
- Standard
- ISO 3601
- Standard size
- 50x4
- Temperature range
- -30C to +120C
- Approval
- FDA 21 CFR 177.2600, NORSOK M-710, NACE TM0297, WRAS
- Standards
- NACE TM0297, ISO 3601, ISO 3601-1, AS568
- Approvals
- WRAS
- HS code
- 4016.93
Standards & Compliance
- Standard
- ISO 3601
- Size / Series
- 50x4
- Material
- NBR 70 Shore A
- Temperature Range
- -30C to +120C
- Classification / Approval
- FDA 21 CFR 177.2600, NORSOK M-710, NACE TM0297, WRAS
- HS Code
- 4016.93
Compatibility & Fitment
Metric NBR 70 Shore A O-ring. Trelleborg Sealing Solutions offers this dimension in NBR; consult the O-Rings & Back-up Rings catalog (profile G, metric).
Product Documentation
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Technical guides
Catalogue entry last verified: 2026-08-20. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy OR-NBR-50x4?
- OR-NBR-50x4 can be ordered from cballast.com as a Trelleborg 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 Trelleborg product?
- The manufacturer part number is OR-NBR-50x4.
- What is the HS code for OR-NBR-50x4?
- The customs tariff (HS) code for OR-NBR-50x4 is 4016.93.
- Who manufactures OR-NBR-50x4?
- OR-NBR-50x4 is a Trelleborg product in the Seals & Gaskets range.
- Is a datasheet available for OR-NBR-50x4?
- Yes — the OR-NBR-50x4 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for OR-NBR-50x4?
- The minimum order quantity is 1.
- Is OR-NBR-50x4 available?
- Yes — OR-NBR-50x4 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).
