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MS24693-A27 Machine Screw

5305-00-637-5559

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Official Item Classification

Name
Machine Screw
Part Number
MS24693-A27
(NSN) National Stock Number
5305-00-637-5559
(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)

0.438 inches nominal fastener length, right-hand thread direction, 0.376 inches minimum and 0.438 inches maximum thread length, flat countersunk head style, 2a thread class

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

0.376 inches minimum and 0.438 inches maximum

Fastener Length

0.438 inches nominal

Head Style

flat countersunk

Head Diameter

0.249 inches minimum and 0.279 inches maximum

Internal Drive Style

cross recess type 1

Nominal Thread Diameter

0.138 inches

Thread Quantity Per Inch

32

Minimum Tensile Strength

62000 pounds per square inch

Countersink Angle

99.0 degrees minimum and 101.0 degrees maximum

Screw Material

aluminum alloy 2024

Screw Material Document And Classification

qq-a-200/3 fed spec single material response or qq-a-225/6 fed spec single material response

Screw Surface Treatment

anodize

Screw Surface Treatment Document And Classification

mil-a-8625 mil spec single treatment response

Thread Series Designator

unc

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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

0006657

Related Hardware Products

Part Number Description
AN507DD632R7 Machine Screw
MS24693-A27 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-637-5559?
The FSCG of the NSN 5305-00-637-5559 is 5305
Does the NSN 5305-00-637-5559 have a Schedule B code assigned?
Yes, the Schedule B code is 7616106000
Does NSN 5305-00-637-5559 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 5305-00-637-5559 contain precious materials?
Precious metal content is unknown
Does NSN 5305-00-637-5559 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 5305-00-637-5559 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963