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MS16995-62B Socket Head Cap Screw

5305-01-121-1663

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Official Item Classification

Name
Socket Head Cap Screw
Part Number
MS16995-62B
(NSN) National Stock Number
5305-01-121-1663
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
16282
(FIIG) Federal Item Identification Guide
A003B0
Date
10/31/1981 (44 years ago)

right-hand thread direction, 0.470 inches minimum and 0.500 inches maximum fastener length, 0.359 inches minimum and 0.500 inches maximum thread length, 3a thread class, flat chamfer head style

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.359 inches minimum and 0.500 inches maximum

Fastener Length

0.470 inches minimum and 0.500 inches maximum

Head Style

flat chamfer

Head Diameter

0.457 inches minimum and 0.469 inches maximum

Head Height

0.305 inches minimum and 0.313 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.312 inches

Width Across Flats

0.250 inches minimum and 0.253 inches maximum

Thread Quantity Per Inch

18

Minimum Tensile Strength

80000 pounds per square inch

Hardness Rating

80.0 rockwell b minimum overall

Minimum Yield Strength

30000 pounds per square inch

Material

steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 overall

Surface Treatment

oxide overall

Surface Treatment Document And Classification

mil-c-13924,cl4 mil spec single treatment response overall

Thread Series Designator

unc

Nondefinitive Spec/Std Data

6 type

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0016282

Related Hardware Products

Part Number Description
MS16995-62B Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-01-121-1663?
The FSCG of the NSN 5305-01-121-1663 is 5305
Does the NSN 5305-01-121-1663 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-01-121-1663 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 5305-01-121-1663 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-01-121-1663 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 5305-01-121-1663 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Sat, Oct 31, 1981