745649 Machine Screw
5305-00-275-9939
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Official Item Classification
- Name
- Machine Screw
- Part Number
- 745649
- (NSN) National Stock Number
- 5305-00-275-9939
- (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)
0.650 inches minimum and 0.750 inches maximum thread length, 0.750 inches nominal fastener length, 2a thread class, fillister head style, right-hand thread direction
Specs & Compatibility
2a
right-hand
0.650 inches minimum and 0.750 inches maximum
0.750 inches nominal
fillister
0.389 inches minimum and 0.414 inches maximum
0.155 inches minimum and 0.170 inches maximum
cross recess type 1
0.250 inches
20
nickel alloy 400
qq-n-281,class a fed spec single material response
unc
1 type and 4s style
as modified by material
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.
0006657