The COUPLING,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3B FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, nominal_thread_size: 0.438 INCHES FIRST END IN, nominal_overall_length: 1.400 INCHES IN, thread_series_designator: UNF SECOND END. This part is cataloged in the U.S.
Government catalog under NSN 4730-00-039-0769, 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
4970-17
NSN:4730-00-039-0769 FSC:4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings CAGE:00994 — COLUMBUS JACK CORPORATION DIV COLUMBUS JACK (USA)
SPECIFICATIONS
material
STEEL OVERALL
thread_class
3B FIRST END
connection_style
EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
nominal_thread_size
0.438 INCHES FIRST END IN
nominal_overall_length
1.400 INCHES IN
thread_series_designator
UNF SECOND END
NSN
4730-00-039-0769
COMPONENT DIAGRAM
KEY FEATURES
•
CONNECTION STYLE: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
•
NOMINAL OVERALL LENGTH: 1.400 INCHES IN
•
NOMINAL THREAD SIZE: 0.438 INCHES SECOND END IN
•
THREAD CLASS: 3A SECOND END A
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CONNECTION STYLE
EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
CONNECTION STYLE
GASKET SEAL (BOSS) FIRST END
NOMINAL OVERALL LENGTH
1.400 INCHES IN
NOMINAL THREAD SIZE
0.438 INCHES SECOND END IN
NOMINAL THREAD SIZE
0.438 INCHES FIRST END IN
THREAD CLASS
3A SECOND END A
THREAD CLASS
3B FIRST END
MATERIAL
STEEL OVERALL
THREAD SERIES DESIGNATOR
UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END
THREAD SERIES DESIGNATOR
UNF SECOND END
OTHER ITEMS IN FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 4970-17?
4970-17 is a COUPLING,BOSS.
What is the NSN for 4970-17?
4970-17 is cataloged in the U.S. Government catalog under NSN 4730-00-039-0769. This indicates validated use in U.S. government and defense supply chains.
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