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MS9488-18 Machine Screw

5305-00-403-7708

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Official Item Classification

Name
Machine Screw
Part Number
MS9488-18
(NSN) National Stock Number
5305-00-403-7708
(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
08/06/1969 (57 years ago)

right-hand thread direction, 3a thread class, hexagon head style, 0.568 inches minimum and 0.648 inches maximum thread length, 1.240 inches minimum and 1.260 inches maximum fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.568 inches minimum and 0.648 inches maximum

Fastener Length

1.240 inches minimum and 1.260 inches maximum

Head Style

hexagon

Head Height

0.106 inches minimum and 0.118 inches maximum

Width Between Flats

0.305 inches minimum and 0.313 inches maximum

End Item Identification

spec item

Nominal Thread Diameter

0.164 inches

Thread Quantity Per Inch

36

Minimum Tensile Strength

130000 pounds per square inch

Hardness Rating

248.0 brinell standard minimum and 341.0 brinell standard maximum

Screw Material

iron alloy 660

Screw Material Document And Classification

ams 5731 assn std single material response

Thread Series Designator

unjf

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

0006657

Related Hardware Products

Part Number Description
MS9488-18 Machine Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-403-7708?
The FSCG of the NSN 5305-00-403-7708 is 5305
Does NSN 5305-00-403-7708 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 5305-00-403-7708 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-403-7708 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 5305-00-403-7708 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Aug 6, 1969