PTFE tape on tapered threads (NPT/BSPT) JIC/AN flare connections seal metal-to-metal — no tape
NPT != BSPT — look identical, NOT interchangeable
PRODUCT OVERVIEW
The 1390 1-1/4X3/4 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-022-6011, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
1390 1-1/4X3/4
NSN:4730-01-022-6011 FSC:4730 CAGE:34646 — ATI LADISH LLC DBA ATI WAH CHANG DIV ATI FORGED PRODUCTS - CUDAHY (USA)
SPECIFICATIONS
Part Number
1390 1-1/4X3/4
NSN
4730-01-022-6011
COMPONENT DIAGRAM
KEY FEATURES
•
MATERIAL: STEEL OVERALL
•
CONNECTION TYPE: UNTHREADED EXTERNAL PIPE SECOND END
•
REDUCER TYPE: CONCENTRIC
•
NOMINAL PIPE SIZE ACCOMMODATED: 1.250 INCHES FIRST END IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A181 GRADE 1 OR A105 GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
PIPE WALL THICKNESS DESIGNATION FOR WHICH DESIGNED: SCHEDULE 80 FIRST END
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
CONNECTION STYLE: SOCKET (PIPE) FIRST END
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL
STEEL OVERALL
CONNECTION TYPE
UNTHREADED EXTERNAL PIPE SECOND END
REDUCER TYPE
CONCENTRIC
NOMINAL PIPE SIZE ACCOMMODATED
1.250 INCHES FIRST END IN
MATERIAL DOCUMENT AND CLASSIFICATION
ASTM A181 GRADE 1 OR A105 GRADE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PIPE WALL THICKNESS DESIGNATION FOR WHICH DESIGNED
SCHEDULE 80 FIRST END
OPERATING PRESSURE
3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
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FREQUENTLY ASKED QUESTIONS
What is 1390 1-1/4X3/4?
1390 1-1/4X3/4 is a 1390 1-1/4X3/4.
What parts can replace 1390 1-1/4X3/4?
There are 13 known substitutes for 1390 1-1/4X3/4: B16.11-73, B16-11-1-2IN-IPS1500PSI45ELL, B16-11SCHEDULE80 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1390 1-1/4X3/4?
1390 1-1/4X3/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4730-01-022-6011. This indicates validated use in U.S. government and defense supply chains.
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