Plastic fittings Union Shape
We have 7,000+ products from brands like Midland Metal and Spears. You’ll find all you need — from 90° Ells and Couplings to Valves and Stops. Shop now!
![Image for Plastic Hose Barb Fittings](http://blackhawksupply.com/cdn/shop/collections/P_pipe_fittings_1_100x.jpg?v=1655982959)
![Image for Plastic Garden Hose Fittings](http://blackhawksupply.com/cdn/shop/collections/P_garden_1_100x.jpg?v=1655982611)
![Image for Schedule 40 PVC Plastic Fittings](http://blackhawksupply.com/cdn/shop/collections/Sch40_newGROUp_100x.png?v=1525983015)
![Image for Schedule 80 PVC Plastic Fittings](http://blackhawksupply.com/cdn/shop/collections/schedule_80_pvc_100x.png?v=1525984308)
![Image for Schedule 80 CPVC Plastic Fittings](http://blackhawksupply.com/cdn/shop/collections/schedule_80_cpvc_100x.png?v=1656426002)
![Image for Plastic PVC Schedule 80 Fittings](http://blackhawksupply.com/cdn/shop/collections/P_fittings_1_100x.jpg?v=1525982806)
![Image for Plastic PVC Schedule 80 Nipples](http://blackhawksupply.com/cdn/shop/collections/P_sch_80_1_100x.jpg?v=1525982716)
![Image for Insert Plastic Fittings](http://blackhawksupply.com/cdn/shop/collections/Barbed_TOC_100x.png?v=1525981834)
![Image for Plastic Pipe Plastic Fittings](http://blackhawksupply.com/cdn/shop/collections/P_plastic_pipe_1_100x.jpg?v=1525981969)
![Image for Plastic Compression Fittings](http://blackhawksupply.com/cdn/shop/collections/P_compression_1_100x.jpg?v=1525982114)
![Image for Plastic Push In Fittings](http://blackhawksupply.com/cdn/shop/collections/P_push_1_100x.jpg?v=1525982161)
![Image for CTS CPVC](http://blackhawksupply.com/cdn/shop/collections/CTS_TOC_100x.png?v=1525980450)
![Image for Drain Waste Vent DWV Plastic Fittings](http://blackhawksupply.com/cdn/shop/collections/DWV_TOC_100x.png?v=1525980697)
View Details
![Midland Metal Mfg. 55498 4 SCH40 PVC SLIP X SLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_ae85d827-def6-4e2d-a838-09ec336156f7_medium.jpg?v=1718750230)
55498 | 4 SCH40 PVC SLIP X SLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55498
View Details
![Midland Metal Mfg. 55497 3 SCH40 PVC SLIP X SLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_43a9cd94-6a6e-4fcc-ad6d-678ded635f5b_medium.jpg?v=1718750186)
55497 | 3 SCH40 PVC SLIP X SLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55497
View Details
![Midland Metal Mfg. 55496 2 SCH40 PVC SLIP X SLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_e6b6a50d-5412-4667-a5b1-f4687b68bbd5_medium.jpg?v=1718750191)
55496 | 2 SCH40 PVC SLIP X SLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55496
View Details
![Midland Metal Mfg. 55495 1-1/2 SLIP SCH 40 PVC UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_d59b775e-2836-4508-83f7-307bf11a6196_medium.jpg?v=1718750209)
55495 | 1-1 / 2 SLIP SCH 40 PVC UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55495
View Details
![Midland Metal Mfg. 55494 1 1/4 SCH40PVC SLIPXSLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_c992ff38-33fb-4db5-b271-4a0b98d6f9b2_medium.jpg?v=1718750241)
55494 | 1 1 / 4 SCH40PVC SLIPXSLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55494
View Details
![Midland Metal Mfg. 55493 1 SCH40 PVC SLIP X SLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_4b089b53-51c6-4326-927e-8d49606b563d_medium.jpg?v=1718750225)
55493 | 1 SCH40 PVC SLIP X SLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55493
View Details
![Midland Metal Mfg. 55492 3/4 SCH40 PVC SLIP X SLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_701d4fbb-6475-40bb-9dd4-d38a3e841493_medium.jpg?v=1718750166)
55492 | 3 / 4 SCH40 PVC SLIP X SLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55492
View Details
![Midland Metal Mfg. 55491 1/2 SCH40 PVC SLIP X SLIP UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/55491_medium.jpg?v=1718750145)
55491 | 1 / 2 SCH40 PVC SLIP X SLIP UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 55491
View Details
![Midland Metal Mfg. 20757P 1/2 X 5/16 PLSTC P-IN RED UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20750P_4cc6131a-7e1f-4e88-b3c8-ed38954615fd_medium.jpg?v=1718747710)
20757P | 1 / 2 X 5 / 16 PLSTC P-IN RED UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20757P
View Details
![Midland Metal Mfg. 20148P ATL 7/8 PUSH-IN UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20018P_b284bd59-2f36-4aaa-8062-282d2d02c4ee_medium.jpg?v=1718747572)
20148P | ATL 7 / 8 PUSH-IN UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20148P
View Details
![Midland Metal Mfg. 20145P ATL 5/8 PUSH-IN TEE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20145P_medium.jpg?v=1718747584)
20145P | ATL 5 / 8 PUSH-IN TEE | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20145P
View Details
![Midland Metal Mfg. 20126P 3/16 PLASTIC P-IN BULKHEAD UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20123P_medium.jpg?v=1718747560)
20126P | 3 / 16 PLASTIC P-IN BULKHEAD UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20126P
View Details
![Midland Metal Mfg. 20122P ATL 5/8 PUSH-IN UNION | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20018P_c432d4af-3fd5-48ba-9c4c-b44ea636e092_medium.jpg?v=1718747565)
20122P | ATL 5 / 8 PUSH-IN UNION | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20122P
View Details
![Midland Metal Mfg. 20026P 5/32 PLASTIC P-IN TEE | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20026P_medium.jpg?v=1718747505)
20026P | 5 / 32 PLASTIC P-IN TEE | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20026P
View Details
![Midland Metal Mfg. 20758P 1/2 X 3/8 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20758P_medium.jpg?v=1718747719)
20758P | 1 / 2 X 3 / 8 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20758P
View Details
![Midland Metal Mfg. 20754P 3/8 X 3/16 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20754P_medium.jpg?v=1718747667)
20754P | 3 / 8 X 3 / 16 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20754P
View Details
![Midland Metal Mfg. 20753P 5/16 X 1/4 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20753P_medium.jpg?v=1718747634)
20753P | 5 / 16 X 1 / 4 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20753P
View Details
![Midland Metal Mfg. 20750P 1/4 X 3/16 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20750P_medium.jpg?v=1718747677)
20750P | 1 / 4 X 3 / 16 PLSTC P-IN RED UNION, Plastic Fittings, Plastic Push In, Reducing Union | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20750P
View Details
![Midland Metal Mfg. 20703P 5/16 PLASTIC PUSH-IN UNION, Plastic Fittings, Plastic Push In, Union Connector | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20703P_medium.jpg?v=1718747716)
20703P | 5 / 16 PLASTIC PUSH-IN UNION, Plastic Fittings, Plastic Push In, Union Connector | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20703P
View Details
![Midland Metal Mfg. 20702P 3/16 PLASTIC PUSH-IN UNION (Min.500) | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20702P_medium.jpg?v=1718747710)
20702P | 3 / 16 PLASTIC PUSH-IN UNION (Min.500) | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20702P
View Details
![Midland Metal Mfg. 20129P 1/2 PLASTIC P-IN BULKHED UNION, Plastic Fittings, Plastic Push In, Bulkhead Union | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20129P_medium.jpg?v=1718747593)
20129P | 1 / 2 PLASTIC P-IN BULKHED UNION, Plastic Fittings, Plastic Push In, Bulkhead Union | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20129P
View Details
![Midland Metal Mfg. 20128P 3/8 PLASTIC P-IN BULKHEAD UNION, Plastic Fittings, Plastic Push In, Bulkhead Union | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20128P_medium.jpg?v=1718747560)
20128P | 3 / 8 PLASTIC P-IN BULKHEAD UNION, Plastic Fittings, Plastic Push In, Bulkhead Union | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20128P
View Details
![Midland Metal Mfg. 20029P 3/8 PLASTIC P-IN TEE, Plastic Fittings, Plastic Push In, Union Tee | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20029P_medium.jpg?v=1718747549)
20029P | 3 / 8 PLASTIC P-IN TEE, Plastic Fittings, Plastic Push In, Union Tee | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20029P
View Details
![Midland Metal Mfg. 20018P 5/32 PLASTIC PUSH-IN UNION, Plastic Fittings, Plastic Push In, Union Connector | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/20018P_medium.jpg?v=1718747484)
20018P | 5 / 32 PLASTIC PUSH-IN UNION, Plastic Fittings, Plastic Push In, Union Connector | Midland Metal Mfg.
Brand: Midland Metal Mfg.
SKU: 20018P
Committed to customer satisfaction
as experts in Plastic Fittings
Recently Viewed
Popular Products
View all →![Siemens SAS61.33U MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/SAS61.33U_large.jpg?v=1716574569)
SAS61.33U | MT Series SAS Electronic Valve Act, SR, 24V, 0-10V / 4-20 mA Proport Control | Siemens
Brand: Siemens
SKU: SAS61.33U![Veris PW2LX05S Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PW2LX05S_88a65725-d5a4-465e-9c6c-d45a476764ac_large.jpg?v=1719241876)
PW2LX05S | Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Veris
Brand: Veris
SKU: PW2LX05S![Siemens RDY2000BN BACnet Commercial Thermostat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RDY2000BN_large.jpg?v=1716932364)
RDY2000BN | BACnet Commercial Thermostat | Siemens
Brand: Siemens
SKU: RDY2000BN![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_2357d62a-de99-4eaf-b251-fe45a7caace2_large.jpg?v=1719241874)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/products/iO_WR_XR_web_b1a67703-1116-4d67-b510-b2685656413f_large.png?v=1709052496)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR