The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.781 INCHES NOMINAL IN, material: STEEL COMP 303 STANDOFF, thread_class: 2A RIGHT EXTERNAL2A RIGHT EXTERNAL A, thread_length: 0.375 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN, flange_thickness: 1.375 INCHES NOMINAL IN, style_designator: FLANGED WITH LEFT INTERNAL THREAD. This part is cataloged in the U.S.
Government catalog under NSN 5340-01-101-4883, 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
399784-4
NSN:5340-01-101-4883 FSC:5340 — Hardware, Commercial CAGE:00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)
SPECIFICATIONS
length
1.781 INCHES NOMINAL IN
material
STEEL COMP 303 STANDOFF
thread_class
2A RIGHT EXTERNAL2A RIGHT EXTERNAL A
thread_length
0.375 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
flange_thickness
1.375 INCHES NOMINAL IN
style_designator
FLANGED WITH LEFT INTERNAL THREAD
thread_direction
RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
surface_treatment
PASSIVATE STANDOFF
nominal_thread_size
0.164 INCHES RIGHT EXTERNAL IN
thread_quantity_per_inch
32 RIGHT EXTERNAL
thread_series_designator
UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL
flange_width_across_flats
0.250 INCHES NOMINAL IN
NSN
5340-01-101-4883
COMPONENT DIAGRAM
KEY FEATURES
•
FLANGE WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
•
LENGTH: 1.781 INCHES NOMINAL IN
•
FLANGE THICKNESS: 1.375 INCHES NOMINAL IN
•
THREAD LENGTH: 0.375 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
•
STYLE DESIGNATOR: FLANGED WITH LEFT INTERNAL THREAD
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
•
THREAD DIRECTION: RIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
TECHNICAL CHARACTERISTICS
FLANGE WIDTH ACROSS FLATS
0.250 INCHES NOMINAL IN
LENGTH
1.781 INCHES NOMINAL IN
FLANGE THICKNESS
1.375 INCHES NOMINAL IN
THREAD LENGTH
0.375 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD LENGTH
0.406 INCHES NOMINAL RIGHT EXTERNAL IN
STYLE DESIGNATOR
FLANGED WITH LEFT INTERNAL THREAD
MATERIAL DOCUMENT AND CLASSIFICATION
ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF
THREAD DIRECTION
RIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL
THREAD DIRECTION
RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
NOMINAL THREAD SIZE
0.164 INCHES RIGHT EXTERNAL IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is 399784-4?
399784-4 is a STANDOFF,THREADED,SPACING.
What is the NSN for 399784-4?
399784-4 is cataloged in the U.S. Government catalog under NSN 5340-01-101-4883. This indicates validated use in U.S. government and defense supply chains.
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