121ADMA Knob
5355-00-133-2093
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Official Item Classification
- Name
- Knob
- Part Number
- 121ADMA
- (NSN) National Stock Number
- 5355-00-133-2093
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5355 Knobs and Pointers
- (INC) Item Name Code
- 03263
- (FIIG) Federal Item Identification Guide
- A530M0
- Date
- 01/02/1969 (57 years ago)
0.260 inches maximum distance from hole center to knob/skirt base, grip aid gripping surface condition, 2 setscrew hole quantity, 0.455 inches minimum overall depth, 0.252 inches minimum and 0.254 inches maximum inside diameter
Specs & Compatibility
0.252 inches minimum and 0.254 inches maximum
2
0.260 inches maximum
0.455 inches minimum
grip aid
flatted one side
1.240 inches minimum and 1.280 inches maximum
setscrews
0.222 inches minimum and 0.227 inches maximum
0.670 inches minimum and 0.730 inches maximum
opaque
hexagon socket
32 screw hole
0.164 inches screw hole
shaft accommodation hole counterbored 0.750 in. min dia,0.114 in. min depth
black, lusterless
round
unc screw hole
Regulatory Compliance
Precious metal content is unknown
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0003263
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