121H4MA Knob
5355-00-836-3934
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Official Item Classification
- Name
- Knob
- Part Number
- 121H4MA
- (NSN) National Stock Number
- 5355-00-836-3934
- (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
- 12/07/1966 (59 years ago)
0.252 inches minimum and 0.254 inches maximum inside diameter, 0.250 inches minimum counterbore depth, 0.427 inches maximum distance from hole center to knob/skirt base, 2 setscrew hole quantity, 0.750 inches minimum counterbore diameter
Specs & Compatibility
0.252 inches minimum and 0.254 inches maximum
0.750 inches minimum
0.250 inches minimum
2
0.427 inches maximum
0.605 inches minimum
grip aid
counterbored
1.240 inches minimum and 1.280 inches maximum
flared
slot
setscrews
0.820 inches minimum and 0.880 inches maximum
opaque
hexagon socket
32 screw hole
0.164 inches screw hole
1.837 inches maximum
nondetachable
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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