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a.r.m.s. item 21 stanag rings and other various 30mm optic sight ring mounts
square all corners
split ring inserts
converts 30 mm ring mounts to 1 inch ring mounts
used to convert 30 mm optic sight ring mounts to one inch optic sight ring mounts
steel
17b segmented, plain, no outside flanges
17b segmented, plain, no outside flanges
Steel
Schedule B number: 8482997060
Parts, for cylindrical roller bearings
FSC 3120 ⁓ Bearings, plain, unmounted
Note-bearings in this class are generally one piece that retain and position moving and/or rotating parts. they may have lubrication grooves/fittings/facilities or include pre-lubrication.
Excluding antifriction bearings (fsc 3110); mounted bearings (fsc 3130).
Used on a.r.m.s. item 21 stanag rings and other various 30mm optic sight ring mounts. 17b segmented, plain, no outside flanges converts 30 mm ring mounts to 1 inch ring mounts split ring inserts
1. | ARMS-37 | Cage 0FBA6 |
2. | ARMS-37 | Cage 0FBA6 |
Nothing similar to this part number was found in our inventory
A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. the overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. for items made of rubber, see bushing, nonmetallic. see also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. excludes bushing, drill, jig.