The PACKING NUT is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thread_size: 7/8-20, thread_class: 2B, overall_length: 0.572 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, seat_angle_in_deg: 45.0. This part is cataloged in the U.S.
Government catalog under NSN 4730-01-041-3359, 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
4666823
NSN:4730-01-041-3359 FSC:4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings CAGE:53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
material
STEEL CORROSION RESISTING
thread_size
7/8-20
thread_class
2B
overall_length
0.572 INCHES NOMINAL IN
thread_direction
RIGHT-HAND
seat_angle_in_deg
45.0
width_across_flats
1.250 INCHES NOMINAL IN
screw_thread_location
INTERNAL
casehardening_indicator
NOT CASEHARDENED
largest_inside_diameter
0.895 INCHES NOMINAL IN
smallest_inside_diameter
0.875 INCHES NOMINAL IN
screw_thread_series_designator
UNEF
NSN
4730-01-041-3359
COMPONENT DIAGRAM
KEY FEATURES
•
WIDTH ACROSS FLATS: 1.250 INCHES NOMINAL IN
•
SEAT ANGLE IN DEG: 45.0
•
LARGEST INSIDE DIAMETER: 0.895 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
THREAD SIZE: 7/8-20
•
SCREW THREAD SERIES DESIGNATOR: UNEF
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS
1.250 INCHES NOMINAL IN
SEAT ANGLE IN DEG
45.0
LARGEST INSIDE DIAMETER
0.895 INCHES NOMINAL IN
OVERALL LENGTH
0.572 INCHES NOMINAL IN
THREAD DIRECTION
RIGHT-HAND
CASEHARDENING INDICATOR
NOT CASEHARDENED
THREAD SIZE
7/8-20
SCREW THREAD SERIES DESIGNATOR
UNEF
THREAD CLASS
2B
MAJOR UNTHREADED OUTSIDE DIAMETER
1.340 INCHES NOMINAL IN
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 4666823?
4666823 is a PACKING NUT.
What is the NSN for 4666823?
4666823 is cataloged in the U.S. Government catalog under NSN 4730-01-041-3359. This indicates validated use in U.S. government and defense supply chains.
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