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Worldwide distributor of NSN parts and consumables located in the USA.

Externally Threaded Ring

Model / MPN: 12954 | NSN: 5365-00-559-3756
ITAR Registered seal

A cylindrically shaped item with a concentric bore and a peripheral thread over its entire length or over a portion thereof. One face is drilled, slotted, knurled, or has projecting lugs for installation and/or removal purposes. Excludes retainer, optical element.

Product Details
NATO Stock Number
5365-00-559-3756
Sold in multiples of
1 EA
DEMIL
NO
Thread Class
2a
Thread Direction
Right-hand
Casehardening Indicator
Not casehardened
Width
0.125 inches
Overall Length
0.188 inches
Thread Size
0.813-20 in.
Bore Diameter
0.625 inches
Depth
0.063 inches
Bore Shape
Straight
Screw Thread Series Designator
Unef
Drive Type
Slotted face
Material Hardness Rating
Not rated
Thread Location
End opposite drive end
Accommodation Type And Quantity
2 slots
Angle Between Accommodations In Deg
180.0
Beveled Thread
Included
Bore Annular Internal Serration
Not included
Setscrew Locking Notch
Not included
Material
Steel, mil-s-7720, comp 303s or steel, mil-s-7720, comp 303se
Material
Steel comp 303 or steel comp 303se

Pricing and Availability

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12954 Cross Reference
  • 12954