The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.374 INCHES NOMINAL IN, material: STEEL OVERALL, thread_length: 0.625 INCHES NOMINAL RIGHT INTERNAL IN, flange_thickness: 2.500 INCHES NOMINAL IN, special_features: ROCKWELL C28-C33, style_designator: FLANGED LEFT AND RIGHT INTERNAL THREADS. This part is cataloged in the U.S.
Government catalog under NSN 5340-01-645-5745, 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
12577991
NSN:5340-01-645-5745 FSC:5340 — Hardware, Commercial CAGE:19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
length
1.374 INCHES NOMINAL IN
material
STEEL OVERALL
thread_length
0.625 INCHES NOMINAL RIGHT INTERNAL IN
flange_thickness
2.500 INCHES NOMINAL IN
special_features
ROCKWELL C28-C33
style_designator
FLANGED LEFT AND RIGHT INTERNAL THREADS
thread_direction
RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
surface_treatment
ZINC OVERALL
width_across_flats
2.062 INCHES NOMINAL IN
nominal_thread_size
0.375 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN
cross-sectional_shape
HEXAGON
end_item_identification
2350-01-577-0830
NSN
5340-01-645-5745
COMPONENT DIAGRAM
KEY FEATURES
•
FLANGE WIDTH ACROSS FLATS: 2.062 INCHES NOMINAL IN
•
WIDTH ACROSS FLATS: 2.062 INCHES NOMINAL IN
•
LENGTH: 1.374 INCHES NOMINAL IN
•
FLANGE THICKNESS: 2.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.625 INCHES NOMINAL RIGHT INTERNAL IN
•
STYLE DESIGNATOR: FLANGED LEFT AND RIGHT INTERNAL THREADS
•
THREAD DIRECTION: RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
TECHNICAL CHARACTERISTICS
FLANGE WIDTH ACROSS FLATS
2.062 INCHES NOMINAL IN
WIDTH ACROSS FLATS
2.062 INCHES NOMINAL IN
LENGTH
1.374 INCHES NOMINAL IN
FLANGE THICKNESS
2.500 INCHES NOMINAL IN
THREAD LENGTH
0.625 INCHES NOMINAL RIGHT INTERNAL IN
THREAD LENGTH
0.415 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN
STYLE DESIGNATOR
FLANGED LEFT AND RIGHT INTERNAL THREADS
THREAD DIRECTION
RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD DIRECTION
RIGHT-HAND RIGHT INTERNAL
NOMINAL THREAD SIZE
0.375 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) 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 12577991?
12577991 is a STANDOFF,THREADED,SPACING.
What is the NSN for 12577991?
12577991 is cataloged in the U.S. Government catalog under NSN 5340-01-645-5745. This indicates validated use in U.S. government and defense supply chains.
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