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MB300-1225 Shoulder Screw

5305-00-332-3909

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Official Item Classification

Name
Shoulder Screw
Part Number
MB300-1225
(NSN) National Stock Number
5305-00-332-3909
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5305 Screws
(INC) Item Name Code
22846
(FIIG) Federal Item Identification Guide
A003B0
Date
12/16/1973 (52 years ago)

1.100 inches nominal fastener length, 0.553 inches minimum and 0.556 inches maximum head diameter, 2a thread class, flat chamfer head style, 0.440 inches minimum and 0.443 inches maximum thread length

Specs & Compatibility

Thread Class

2a

Thread Length

0.440 inches minimum and 0.443 inches maximum

Fastener Length

1.100 inches nominal

Head Style

flat chamfer

Head Diameter

0.553 inches minimum and 0.556 inches maximum

Head Height

0.125 inches nominal

Shoulder Length

0.507 inches minimum and 0.510 inches maximum first shoulder

Internal Drive Style

hexagon

Nominal Thread Diameter

0.250 inches

Width Across Flats

0.320 inches nominal

Thread Quantity Per Inch

28

Shoulder Shape

round first shoulder

Part Name Assigned By Controlling Agency

navy special project

Thread Series Designator

unf

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

0022846

Related Hardware Products

Part Number Description
MB300-1225 Shoulder Screw

Frequently Asked Questions

What is the FSCG of the NSN 5305-00-332-3909?
The FSCG of the NSN 5305-00-332-3909 is 5305
Does NSN 5305-00-332-3909 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 5305-00-332-3909 contain precious materials?
Item does not contain precious metal.
Does NSN 5305-00-332-3909 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 5305-00-332-3909 was assigned to the Federal Catalog?
It was assigned 52 years ago, on Sun, Dec 16, 1973