| ABS | 
 Dk-Lok Tube fitting and Bite type Fittings Product Design Assessment 
 | 22-2331884-PDA | 2022-12-23 | 2027-12-22 |   | 
| ABS | 
 Cryogenic Needle Valves Product Design Assessment 
 | 21-2105601-PDA | 2021-05-07 | 2026-05-06 |   | 
| ABS | V86 Series Ball Valves 
 | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | V83 Series Swing-Out Ball Valves | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | V82 Series Ball Valves | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | VH86 Series High Pressure Multi Purpose Ball Valves | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | 
 Product Design Assessment - V8-ASSY-20K-B-PE 
 | 25-0322235-PDA | 2025-07-16 | 2030-07-15 |   | 
| ABS | V81 Series Ball Valves | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | V23 Series Plug Valves | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | 
 Valves Product Design Assessment 
 | 25-0322223-PDA | 2025-07-18 | 2030-07-17 |   | 
| ABS | 
 Manufacturing Assessment Fitting & Valve 
 | 23-5750734 | 2023-03-23 | 2028-03-22 |   | 
| ABS | 
 Valve & Ball Valve Product Design Assessment 
 | 25-0322235-PDA | 2025-07-16 | 2030-07-15 |   | 
| API | 
 API-6A Gate, Ball, Plug Valves at PSL 1, PSL 2 
 | 6A-2418 | 2023-07-26 | 2026-07-26 |   | 
| API | 
 API-6D Ball Valves 
 | 6D-2092 | 2023-07-26 | 2026-07-26 |   | 
| API | 
 API-6DSS Subsea Ball Valves 
 | 6DSS-0087 | 2023-07-26 | 2026-07-26 |   | 
| ASME | Tube Clamp | N-3342 | 2024-03-10 | 2027-03-10 |   | 
| ASME | Nuclear Fitting | N-3186 | 2024-03-10 | 2027-03-10 |   | 
| ASME | Nuclear Valve | N-3185 | 2024-03-10 | 2027-03-10 |   | 
| ASME | 
 N, NS, NPT 
 | N, NS, NPT | 2015-04-10 |  |   | 
| BV | 
 Cryogenic Needle Valve, VYON Serise Type Approval 
 | 64258/A0 BV | 2021-05-31 | 2026-05-31 |   | 
| BV | 
 Manufacturing Recognition 
 | SMS.W.II./49814/D.0 | 2021-10-19 | 2025-12-09 |   | 
| CRN | V86 Series Ball Valves | 0207988.2 | 2018-02-27 | 2028-12-07 |   | 
| CRN | DK-LOK® Tube Fittings | 0C07988.2 | 2018-12-07 | 2028-12-07 |   | 
| CRN | V81 Series Ball Valves | 0C07988.2 | 2018-12-07 | 2028-12-07 |   | 
| CRN | V82 Series Ball Valves | 0C07988.2 | 2018-12-07 | 2028-12-07 |   | 
| CRN | VH86 Series High Pressure Multi Purpose Ball Valves | 0C07988.2 | 2018-12-07 | 2027-12-07 |   | 
| CRN | V83 Series Swing-Out Ball Valves | 0C07988.2  | 2018-12-07 | 2028-12-07 |   | 
| CRN | V23 Series Plug Valves | 0c07988.2 | 2018-12-07 | 2028-12-07 |   | 
| DNV | 
 Metal Flexible Hose Type Approval 
 | TAP00000TW | 2022-01-24 | 2026-12-30 |   | 
| DNV | 
 DK-LOK® Tube Fittings 
 | 208981-2016-AQ-KOR-KAB | 2016-11-07 | 2025-11-07 |   | 
| DNV | 
 DK-Lok Compression Bite Tube couplings Type Approval 
 | TAP00000VW | 2022-01-24 | 2026-12-30 |   | 
| DNV | 
 DK-LOK Tube Fitting Type Approval 
 | TAP00000T4 | 2022-01-24 | 2026-12-30 |   | 
| DNV | 
 DIN Bite Type Tube Fitting Type Approval 
 | TAP0000087 | 2021-05-21 | 2025-12-31 |   | 
| EU REACH | 
 Declaration of Compliance for EU REACH (1907/2006/EC) 
 | EU Reach (1907/2006/EC) | 2022-04-25 |  |   | 
| GL | DK-LOK® Tube Fittings 
 | TAP00000T4 | 2022-01-24 | 2026-12-30 |   | 
| GL | DK-LOK® Tube Fittings | TAP00000T4 | 2022-01-24 | 2026-12-30 |   | 
| HSB (GmbH) | 
 PED(Pressure Equipment Directive) Production Module-B 
 | HSB IE 20-12-005 | 2020-12-04 | 2030-12-03 |   | 
| HSB (GmbH) | 
 PED(Pressure Equipment Directive) Production Quality Assurance Module-H 
 | HSB IE-23-03-061 | 2023-03-16 | 2026-03-03 |   | 
| HSB (GmbH) | 
 PED(Pressure Equipment Directive) Production Quality Assurance Module-D 
 | HSB IE 23-03-060 | 2023-03-16 | 2026-03-03 |   | 
| KGSC | VC86 Series Ball Valves (VC86D-F-16N-PK) | 18-34-090 | 2023-03-07 | 2028-03-06 |   | 
| KGSC | VC86 Series Ball Valves (VC86B-F-8N-PK) | 18-34-092 | 2023-03-07 | 2028-03-06 |   | 
| KGSC | VC86 Series Ball Valves (VC86C-F-12N-PK) | 18-34-091 | 2023-03-07 | 2028-03-06 |   | 
| KR | 
 Cryogenic Needle Valves Product Design Assessment (KR) 
 | CWN19339-VV012 | 2021-04-30 | 2026-04-29 |   | 
| KR | DK-Lok Tube Fittings 
 | CWN19339-PE001 | 2021-01-27 | 2026-03-21 |   | 
| LR | 
 Cryogenic Needle Valve Type Approval 
 | LR21262101TA | 2021-07-06 | 2026-07-05 |   | 
| LR | 
 DK-LOK TUBE FITTING Type Approval 
 | LR21287876TA | 2021-06-28 | 2026-06-27 |   | 
| LR | 
 Bite Tube Fitting Type Approval 
 | LR21287882TA | 2021-06-28 | 2026-06-27 |   | 
| NK | 
 Dk-Lok Tube fitting and Bite type Fittings Type Approval 
 | TA20575M (06FV101B) | 2020-11-13 | 2026-02-20 |   | 
| RoHS 3 | 
 Declaration of Conformity for RoHS 3 Directive 2015/863 
 | RoHS 3 Directive 2015/863 | 2022-02-18 |  |   | 
| RS | 
 DK-Lok Pipe Joining Fitting Type Approval 
 | 23.44.01.00988.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 DK-Lok Quick Connectors Type Approval 
 | 23.44.01.00987.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 Needle/Bellows/Toggle/Metering/Plug Valves Type Approval 
 | 23.44.01.00991.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 Boiler Tube and Panel Tube 
 | 23.44.01.00991.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 Ball Valves Type Approval 
 | 23.44.01.00993.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | VH86 Series High Pressure Multi Purpose Ball Valves | 23.44.01.00995.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | V81 Series Ball Valves | 23.44.01.00995.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 DK-Lok Thread and Welded Fittings Type Approval 
 | 21.10216.296 | 2021-04-05 | 2026-04-05 |   | 
| RS | 
 V73 In-Line Filters and V76 Tee Filters Type Approval 
 | 23.44.01.00989.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | V82 Series Ball Valves | 18.10233.296 | 2018-04-16 | 2026-04-16 |   | 
| RS | V83 Series Swing-Out Ball Valves | 23.44.01.00995.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 V46 Gauge Root Valve and V56 Instrument Manifolds Type Approval 
 | 23.44.01.00990.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 Check/Relief/Flow/Bleed/Purge Valves Type Approval 
 | 23.44.01.00992.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | 
 Metal Flexible Hose Type Approval 
 | 23.44.01.00994.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | V86 Series Ball Valves | 23.44.01.00995.296 | 2023-04-20 | 2028-04-20 |   | 
| RS | VCT86 Series CNG/NGV Trunnion Ball Valves | 23.44.01.00995.296 | 2023-04-20 | 2028-04-20 |   | 
| TUV | VCT863 Series CNG/NGV 3-way Trunnion Ball Valves | ECE R110-000185 | 2020-05-27 |  |   | 
| TUV | VCH86 Series CNG/NGV Alternative Fuel Service Ball Valves | ECE R110-000182 | 2020-05-27 |  |   | 
| TUV | VCT86 Series CNG/NGV Trunnion Ball Valves | ECE R110-000184 | 2020-05-27 |  |   | 
| TUV Rheinland | 
 Tube Fittings 
 | AF-2009-0903_01 | 2022-04-15 |  |   | 
| TUV SUD | 
 (VC86,VCH86, VCT86(2,3way), VBV, VCH36, VC76, RCQA, V64) DK-LOK Components ECE-Regulation No.110 
 | 72160895-ECER110 | 2022-07-31 |  |   | 
| TUV SUD | 
 Manual Valve (VC86,VCH86, VCT86(2,3way),VBV) DK-Lok Components Road Vehicles Compressed natural gas (CNG) fuel system components Part 4 : Manual Valve / ISO 15500-4:2020 
 | 72160895-ISO15500-4 | 2022-08-02 |  |   | 
| TUV SUD | 
 Check Valve (VCH36) DK-Lok Components Road Vehicles Compressed natural gas (CNG) fuel system components Part 3 : Check Valve / ISO 15500-3:2016 
 | 72160895-ISO15500-3 | 2022-08-02 |  |   | 
| TUV SUD | 
 Filter (VC76/73) DK-Lok Components Road Vehicles Compressed natural gas (CNG) fuel system components Part 18 : Filter / ISO 15500-18:2016 
 | 72160895-ISO15500-18 | 2022-08-02 |  |   | 
| TUV SUD | 
 DK-Lok HD-ORFS and Tube Fitting Attestation/CSA NGV 3.1 
 | 72169216-NGV3.1 | 2022-05-13 |  |   | 
| TUV SUD | 
 Relief Valve (V64) DK-Lok Components Road Vehicles Compressed natural gas (CNG) fuel system components Part 12 : Pressure Relief Valve / ISO 15500-12:2015 
 | 72160895-ISO15500-12 | 2022-08-02 |  |   | 
| TUV SUD | 
 DK-Lok Tube Fitting & HD Series Fitting EC Type-Approval (EC79) 
 | e24*79/2009*406/2010*0033*00 | 2019-06-10 |  |   | 
| TUV SUD | 
 Manually Operated Valves for natural gas dispensing system /NGV 4.6:20 
 | 72160895-NGV4.6 | 2022-08-02 |  |   | 
| TUV SUD | 
 Fuel system components for compressed natural gas powered vehicles ANSI/CSA NGV 3.1:20 
 | 72160895-NGV3.1 | 2022-05-13 |  |   | 
| TUV SUD | 
 DK-LOK Tube Fitting ANSI / CSA NGV 3.1:2015 
 | 72169216-HGV3.1 | 2022-05-13 |  |   | 
| TUV SUD | 
 DK-LoK Tube Fittings - Class 6 components ECE-Regulation No.110 
 | 72169216-ECER110 | 2022-05-13 |  |   | 
| TUV SUD | 
 Compressed Natural Gas Vehicle (NGV) fueling Connection devices/NGV 1-2017 
 | 72160895-NGV1 | 2022-08-02 |  |   |