Certifications
O-Ring Certificates of Conformance: House CoC and Manufacturer's CoC
What certification comes with your O-Ring order: The O-Ring Store's House Certificate of Conformance on every order, the Manufacturer's CoC for aerospace and mil-spec, PPAP, and how to request each.
3-A Sanitary O-Rings (Dairy & Food Processing)
3-A Sanitary Standard O-Rings for dairy, food, and beverage processing: hygienic, cleanable elastomers per 3-A 18-03.
Certificate of Conformance, Cure Date & Lot Traceability
Certificate of Conformance, cure date, and lot traceability for O-Rings, backed by The O-Ring Store's ISO 9001:2015 quality management system.
FDA 21 CFR 177.2600 (Food-Contact O-Rings)
FDA-compliant O-Rings under 21 CFR 177.2600, the regulation for rubber articles intended for repeated food contact.
Military & Aerospace O-Ring Specifications: The Complete Reference
Every military and aerospace O-Ring spec in one place: M83248, M25988, M83461, MS28775, MS29513, NAS1611, AMS7276 and more, with supersession history and stock status.
NSF/ANSI 61 O-Rings (Potable Water)
NSF/ANSI 61 certified O-Rings for drinking-water systems: elastomers proven safe for contact with potable water.
RoHS & REACH Compliant O-Rings
RoHS and REACH compliant O-Rings: free of restricted hazardous substances and REACH substances of very high concern, with declarations on request.
O-Ring Shelf Life
O-Ring shelf life by compound, certified against SAE ARP5316 and ISO 2230: how long nitrile, Viton, EPDM, silicone, FFKM, urethane and more last on the shelf, how cure dates work, and the storage conditions that make them last. From an ISO 9001:2015 certified distributor.
O-Ring Standards & Certifications
O-Ring standards and certifications The O-Ring Store supports: mil-specs, FDA, USP Class VI, 3-A Sanitary, NSF-61, RoHS/REACH, and full lot traceability under ISO 9001:2015.
USP Class VI O-Rings (Medical)
USP Class VI O-Rings for medical and pharmaceutical use: the highest USP biological reactivity class and the in-vivo tests behind it.