3M963-4-3
View detailed technical data, stock status, and sourcing information for: 3M963-4-3
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5305 Screws
National Stock Number
5305-01-263-5618
Item Name Code
29294
Assigment Date
09/16/1987 (38 years ago)
0.444 inches minimum and 0.494 inches maximum thread length, 3a thread class, 0.642 inches minimum and 0.672 inches maximum fastener length, oval countersunk head style, right-hand thread direction
Product Characteristics
Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.
- Thread Class
- 3a
- Thread Direction
- right-hand
- Thread Length
- 0.444 inches minimum and 0.494 inches maximum
- Fastener Length
- 0.642 inches minimum and 0.672 inches maximum
- Head Style
- oval countersunk
- Head Diameter
- 0.3898 inches minimum and 0.3948 inches maximum
- Grip Diameter
- 0.2485 inches minimum and 0.2495 inches maximum
- Internal Drive Style
- offset cruciform (torque set)
- Nominal Thread Diameter
- 0.250 inches
- Grip Length
- 0.178 inches minimum and 0.198 inches maximum
- Thread Quantity Per Inch
- 28
- Minimum Tensile Strength
- 180000 pounds per square inch
- Hardness Rating
- 39.0 rockwell c minimum and 43.0 rockwell c maximum overall
- Countersink Angle
- 99.0 degrees minimum and 101.0 degrees maximum
- Surface Finish
- 32.0 microinches grip
- Surface Finish
- 32.0 microinches threads
- Material
- steel comp 8740 overall
- Material Document And Classification
- mil-s-6049 mil spec single material response overall
- Surface Treatment
- aluminum overall
- Surface Treatment Document And Classification
- mil-c-83488,type 2 class 3 mil spec single treatment response overall
- Thread Series Designator
- unjf
- Specification/Standard Data
- 76301-3-963 manufacturers standard
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FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5305-01-263-5618?
The FSCG of the NSN 5305-01-263-5618 is 5305
Does the NSN 5305-01-263-5618 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-263-5618 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5305-01-263-5618 contain precious materials?
Precious metal content is unknown
Does NSN 5305-01-263-5618 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5305-01-263-5618 was assigned to the Federal Catalog?
It was assigned 38 years ago, on Wed, Sep 16, 1987
Professional Distribution
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