ST3M557-7-9M

View detailed technical data, stock status, and sourcing information for: ST3M557-7-9M
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-536-0648

Item Name Code

29294

Assigment Date

12/19/2005 (20 years ago)

A single component with the dual function of generating impulses in accordance with a predetermined combination, and of transmitting these impulses to another component(s) or set(s).

0.656 inches nominal thread length, right-hand thread direction, 3a thread class, oval countersunk head style, 1.203 inches minimum and 1.233 inches maximum fastener 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: 3a
Thread Direction: right-hand
Thread Length: 0.656 inches nominal
Fastener Length: 1.203 inches minimum and 1.233 inches maximum
Head Style: oval countersunk
Head Diameter: 0.672 inches nominal
Grip Diameter: 0.437 inches nominal
Internal Drive Style: high-torque
End Item Identification: f-15e lh/rh av
Nominal Thread Diameter: 0.437 inches
Grip Length: 0.552 inches minimum and 0.572 inches maximum
Thread Quantity Per Inch: 20
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: nickel alloy 718 overall
Surface Treatment: passivate and lubricant overall
Thread Series Designator: unjf

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
11923-7-9M	Close Tolerance Screw
ST3M557-7-9M	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-536-0648?

The FSCG of the NSN 5305-01-536-0648 is 5305

Does the NSN 5305-01-536-0648 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-536-0648 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 5305-01-536-0648 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-536-0648 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 5305-01-536-0648 was assigned to the Federal Catalog?

It was assigned 20 years ago, on Mon, Dec 19, 2005