MS3212-25

View detailed technical data, stock status, and sourcing information for: MS3212-25
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-956-4470

Item Name Code

06657

Assigment Date

05/16/1966 (60 years ago)

An item consisting of three or four parts, two of which form a grooved body and have tapered threads that are held firmly in place by rounded hexagonal nuts.

0.469 inches minimum and 0.500 inches maximum fastener length, right-hand thread direction, 2a thread class, watertight head style, 0.407 inches minimum and 0.500 inches maximum thread length

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.407 inches minimum and 0.500 inches maximum
Fastener Length: 0.469 inches minimum and 0.500 inches maximum
Head Style: watertight
Head Diameter: 0.306 inches minimum and 0.347 inches maximum
Head Height: 0.122 inches minimum and 0.133 inches maximum
Internal Drive Style: cross recess type 1
End Item Identification: ac-130h, mc-130h, mc-130, helicopter ah-1w
Nominal Thread Diameter: 0.164 inches
Features Provided: o ring
Thread Quantity Per Inch: 32
Screw Material: steel comp 304 or steel comp 305
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-170-2919	No Name Available	09/17/1973
5305-00-898-4675	No Name Available	11/03/1971

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FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5305-00-956-4470?

The FSCG of the NSN 5305-00-956-4470 is 5305

Does the NSN 5305-00-956-4470 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-956-4470 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 5305-00-956-4470 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-956-4470 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 5305-00-956-4470 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Mon, May 16, 1966