6401-O

80 part numbers · Adapter Nipple · NPT Pipe Fittings

80 part numbers
Part Number Side 1Side 2ThreadMaterialPlatingPrice Stock
6401-02-02-O 5/16-24 Male ORB1/8" Male NPTF 30°5/16-24 UNFSteelTrivalent Zinc$2.79 In stock
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6401-03-02-O 3/8-24 Male ORB1/8" Male NPTF 30°3/8-24 UNFSteelTrivalent Zinc$2.75 In stock
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6401-03-04-O 3/8-24 Male ORB1/4" Male NPTF 30°3/8-24 UNFSteelTrivalent Zinc$2.75 In stock
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6401-04-02-O 7/16-20 Male ORB1/8" Male NPTF 30°7/16-20 UNFSteelTrivalent Zinc$1.30 In stock
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6401-04-02-O-SS 7/16-20 Male ORB1/8" Male NPTF 30°7/16-20 UNFStainless Steel$27.79 In stock
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6401-04-04-O 7/16-20 Male ORB1/4" Male NPTF 30°7/16-20 UNFSteelTrivalent Zinc$1.41 In stock
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6401-04-04-O-SS 7/16-20 Male ORB1/4" Male NPTF 30°7/16-20 UNFStainless Steel$18.75 In stock
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6401-04-04-O-VITON 7/16-20 Male ORB1/4" Male NPTF 30°7/16-20 UNFSteelTrivalent Zinc$2.84 In stock
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6401-04-06-O 7/16-20 Male ORB3/8" Male NPTF 30°7/16-20 UNFSteelTrivalent Zinc$2.01 In stock
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6401-04-08-O-SS 7/16-20 Male ORB1/2" Male NPTF 30°7/16-20 UNFStainless Steel$39.07 In stock
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6401-05-02-O 1/2-20 Male ORB1/8" Male NPTF 30°1/2-20 UNFSteelTrivalent Zinc$2.29 In stock
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6401-05-04-O 1/2-20 Male ORB1/4" Male NPTF 30°1/2-20 UNFSteelTrivalent Zinc$4.09 In stock
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6401-05-04-O-SS 1/2-20 Male ORB1/4" Male NPTF 30°1/2-20 UNFStainless Steel$76.45 In stock
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6401-06-02-O 9/16-18 Male ORB1/8" Male NPTF 30°9/16-18 UNFSteelTrivalent Zinc$7.76 In stock
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6401-06-04-O 9/16-18 Male ORB1/4" Male NPTF 30°9/16-18 UNFSteelTrivalent Zinc$1.32 In stock
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6401-06-04-O-SS 9/16-18 Male ORB1/4" Male NPTF 30°9/16-18 UNFStainless Steel$35.08 In stock
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6401-06-06-O 9/16-18 Male ORB3/8" Male NPTF 30°9/16-18 UNFSteelTrivalent Zinc$1.23 In stock
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6401-06-06-O-SS 9/16-18 Male ORB3/8" Male NPTF 30°9/16-18 UNFStainless Steel$46.85 In stock
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6401-06-06-O-SS-BLANK 9/16-18 Male ORB3/8" Male NPTF 30°9/16-18 UNFStainless Steel$54.34 In stock
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6401-06-08-O 9/16-18 Male ORB1/2" Male NPTF 30°9/16-18 UNFSteelTrivalent Zinc$4.41 In stock
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6401-06-08-O-SS 9/16-18 Male ORB1/2" Male NPTF 30°9/16-18 UNFStainless Steel$23.00 In stock
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6401-06-08-O-VITON 9/16-18 Male ORB1/2" Male NPTF 30°9/16-18 UNFSteelTrivalent Zinc$5.84 In stock
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6401-08-02-O 3/4-16 Male ORB1/8" Male NPTF 30°3/4-16 UNFSteelTrivalent Zinc$1.92 In stock
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6401-08-04-O 3/4-16 Male ORB1/4" Male NPTF 30°3/4-16 UNFSteelTrivalent Zinc$1.84 In stock
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6401-08-04-O-SS 3/4-16 Male ORB1/4" Male NPTF 30°3/4-16 UNFStainless Steel$64.66 In stock
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6401-08-04-O-VITON 3/4-16 Male ORB1/4" Male NPTF 30°3/4-16 UNFSteelTrivalent Zinc$3.27 In stock
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6401-08-06-O 3/4-16 Male ORB3/8" Male NPTF 30°3/4-16 UNFSteelTrivalent Zinc$1.72 In stock
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6401-08-06-O-SS 3/4-16 Male ORB3/8" Male NPTF 30°3/4-16 UNFStainless Steel$31.24 In stock
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6401-08-08-O 3/4-16 Male ORB1/2" Male NPTF 30°3/4-16 UNFSteelTrivalent Zinc$1.98 In stock
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6401-08-08-O-SS 3/4-16 Male ORB1/2" Male NPTF 30°3/4-16 UNFStainless Steel$32.79 In stock
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6401-08-12-O 3/4-16 Male ORB3/4" Male NPTF 30°3/4-16 UNFSteelTrivalent Zinc$6.90 In stock
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6401-08-12-O-SS 3/4-16 Male ORB3/4" Male NPTF 30°3/4-16 UNFStainless Steel$72.12 In stock
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6401-10-04-O 7/8-14 Male ORB1/4" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$4.44 In stock
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6401-10-06-O 7/8-14 Male ORB3/8" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$4.71 In stock
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6401-10-06-O-SS 7/8-14 Male ORB3/8" Male NPTF 30°7/8-14 UNFStainless Steel$49.46 In stock
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6401-10-06-O-VITON 7/8-14 Male ORB3/8" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$6.13 In stock
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6401-10-08-O 7/8-14 Male ORB1/2" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$2.43 In stock
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6401-10-08-O-SS 7/8-14 Male ORB1/2" Male NPTF 30°7/8-14 UNFStainless Steel$40.42 In stock
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6401-10-08-O-VITON 7/8-14 Male ORB1/2" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$3.86 In stock
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6401-10-12-O 7/8-14 Male ORB3/4" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$4.53 In stock
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6401-10-12-O-SS 7/8-14 Male ORB3/4" Male NPTF 30°7/8-14 UNFStainless Steel$63.74 In stock
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6401-10-12-O-VITON 7/8-14 Male ORB3/4" Male NPTF 30°7/8-14 UNFSteelTrivalent Zinc$5.96 In stock
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6401-12-04-O-SS 1-1/16-12 Male ORB1/4" Male NPTF 30°1-1/16-12 UNStainless Steel$75.83 In stock
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6401-12-06-O 1-1/16-12 Male ORB3/8" Male NPTF 30°1-1/16-12 UNSteelTrivalent Zinc$5.69 In stock
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6401-12-08-O 1-1/16-12 Male ORB1/2" Male NPTF 30°1-1/16-12 UNSteelTrivalent Zinc$4.47 In stock
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6401-12-08-O-SS 1-1/16-12 Male ORB1/2" Male NPTF 30°1-1/16-12 UNStainless Steel$54.35 In stock
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6401-12-08-O-VITON 1-1/16-12 Male ORB1/2" Male NPTF 30°1-1/16-12 UNSteelTrivalent Zinc$5.90 In stock
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6401-12-12-O 1-1/16-12 Male ORB3/4" Male NPTF 30°1-1/16-12 UNSteelTrivalent Zinc$3.43 In stock
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Full specifications for each part — connections, thread standards, configuration, and weight — are on the product page. To identify an unknown thread, see the thread identification guide and size charts.

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