CA2720-3-0420 Shoulder Screw
5305-00-853-4266
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Official Item Classification
- Name
- Shoulder Screw
- Part Number
- CA2720-3-0420
- (NSN) National Stock Number
- 5305-00-853-4266
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 22846
- (FIIG) Federal Item Identification Guide
- A003B0
- Date
- 11/22/1966 (59 years ago)
1.050 inches nominal fastener length, flat countersunk head style, right-hand thread direction, 3a thread class, 0.531 inches nominal thread length
Specs & Compatibility
3a
right-hand
0.531 inches nominal
1.050 inches nominal
flat countersunk
0.449 inches minimum and 0.507 inches maximum
0.239 inches minimum and 0.249 inches maximum first shoulder
0.024 inches nominal first shoulder
torque
0.199 inches
32
100.0 degrees nominal
round first shoulder
retaining element in shank
steel comp 630 or steel corrosion resisting or steel uns s34723 overall
ams 5643 assn std 1st material response or qq-s-763 fed spec 2nd material response or ams 5672 assn std 3rd material response overall
unf
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.
0022846
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|---|---|
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