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

Protection Bellows

Model / MPN: B8757 | NSN: 9390-00-202-1689
ITAR Registered seal

A nonmetallic, accordian shaped protective covering designed to flex due to relative motion between parts to which its opposite ends are attached. It is primarily used to cover the opening around a movable push-pull rod or part passing through a hole in a bulkhead, partition or the like.

Product Details
NATO Stock Number
9390-00-202-1689
Sold in multiples of
DEMIL
NO
Large End Outside Diameter
0.938 inches
Small End Outside Diameter
0.812 inches
Extended Length
7.000 inches
Contracted Length
3.000 inches
Large End Inside Diameter
0.438 inches
Small End Inside Diameter
0.312 inches
Small End Outside Length
0.625 inches
Large End Inside Length
0.500 inches
Neutral Length
4.875 inches
Large End Outside Length
0.641 inches
Small End Inside Length
0.625 inches
Thickness Between Ends
0.109 inches
Thickness At Both Ends
0.250 inches
Material
Rubber synthetic
B8757 Series Parts

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B8757 Cross Reference