BACB30MS6S12

View detailed technical data, stock status, and sourcing information for: BACB30MS6S12
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-311-9390

Item Name Code

29294

Assigment Date

12/06/1989 (36 years ago)

0.553 inches minimum and 0.603 inches maximum thread length, right-hand thread direction, flat countersunk head style, 3a thread class, 1.313 inches minimum and 1.343 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: 0.553 inches minimum and 0.603 inches maximum
Fastener Length: 1.313 inches minimum and 1.343 inches maximum
Head Style: flat countersunk
Head Diameter: 0.708 inches minimum and 0.765 inches maximum
Grip Diameter: 0.3735 inches minimum and 0.3747 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.375 inches
Grip Length: 0.740 inches minimum and 0.760 inches maximum
Features Provided: dry film lubricant
Thread Quantity Per Inch: 24
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Surface Finish: 63.0 microinches bearing surface of head
Part Name Assigned By Controlling Agency: navy special project
Special Features: dry film lubricant per mil-l-46010
Material Document And Classification: ams 4928 assn std single material response or ams 4967 assn std single material response overall

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
BACB30MS6S12	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-311-9390?

The FSCG of the NSN 5305-01-311-9390 is 5305

Does the NSN 5305-01-311-9390 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5305-01-311-9390 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 5305-01-311-9390 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-311-9390 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 5305-01-311-9390 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Wed, Dec 6, 1989