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MS16997-2 Socket Head Cap Screw

5305-00-952-8492

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Official Item Classification

Name
Socket Head Cap Screw
Part Number
MS16997-2
(NSN) National Stock Number
5305-00-952-8492
(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
01/01/1962 (64 years ago)

0.230 inches minimum thread length, 0.250 inches nominal fastener length, flat chamfer head style, right-hand thread direction, 3a thread class

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.230 inches minimum

Fastener Length

0.250 inches nominal

Head Style

flat chamfer

Head Diameter

0.134 inches minimum and 0.140 inches maximum

Head Height

0.083 inches minimum and 0.086 inches maximum

Internal Drive Style

hexagon

Nominal Thread Diameter

0.086 inches

Width Across Flats

0.078 inches minimum and 0.079 inches maximum

Thread Quantity Per Inch

56

Minimum Tensile Strength

160000 pounds per square inch

Hardness Rating

36.0 rockwell c minimum and 45.0 rockwell c maximum overall

Minimum Yield Strength

130000 pounds per square inch

Material

steel overall

Material Document And Classification

66 fed std single material response overall

Surface Treatment

cadmium and chromate overall

Surface Treatment Document And Classification

qq-p-416,ty 2,cl 3 fed spec all treatment responses overall

Thread Series Designator

unc

Replacement For

Part Number Description
5305-00-559-9209 No Name Available 06/23/1968
5305-00-685-1792 No Name Available 09/24/2012
5305-00-804-7467 No Name Available 08/21/2001

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
1091086-7 Socket Head Cap Screw
13000-256F16 Socket Head Cap Screw
324-2600-000 Socket Head Cap Screw
MS16997-2 Socket Head Cap Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-952-8492?
The FSCG of the NSN 5305-00-952-8492 is 5305
Does the NSN 5305-00-952-8492 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5305-00-952-8492 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 5305-00-952-8492 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-952-8492 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 5305-00-952-8492 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962