5305-00-208-0698
Machine Screw
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Official Item Classification
- Name
- Machine Screw
- (NSN) National Stock Number
- 5305-00-208-0698
- (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)
right-hand thread direction, 2a thread class, 0.188 inches nominal fastener length, 0.188 inches nominal thread length, flat countersunk head style
Specs & Compatibility
2a
right-hand
0.188 inches nominal
0.188 inches nominal
flat countersunk
0.156 inches minimum and 0.172 inches maximum
slot
0.086 inches
56
80.0 degrees minimum and 82.0 degrees maximum
copper alloy 260 or copper alloy 268 or copper alloy 360 or copper alloy 377
qq-b-611 fed spec single material response
nickel
unc
1 type and 2s style
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.
S9I
0006657
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