5305-00-042-0569
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-042-0569
- (FSG) Federal Supply Group
- 53 Hardware and Abrasives
- (FSC) Federal Supply Classification
- 5305 Screws
- (INC) Item Name Code
- 06657
- (FIIG) Federal Item Identification Guide
- A500D0
- Date
- 01/01/1963 (63 years ago)
2a thread class, 0.156 inches minimum and 0.188 inches maximum fastener length, flat countersunk undercut head style, right-hand thread direction, 0.143 inches minimum and 0.188 inches maximum thread length
Specs & Compatibility
2a
right-hand
0.143 inches minimum and 0.188 inches maximum
0.156 inches minimum and 0.188 inches maximum
flat countersunk undercut
0.220 inches minimum and 0.252 inches maximum
0.043 inches minimum and 0.053 inches maximum
slot
0.125 inches
44
80.0 degrees minimum and 82.0 degrees maximum
steel corrosion resisting
unf
Regulatory Compliance
Item does not contain precious metal.
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.
S9I
0006657
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| Part Number | Description |
|---|---|
| 420569 | Machine Screw |