MB88-4-3

View detailed technical data, stock status, and sourcing information for: MB88-4-3
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for part MB88-4-3 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-143-0587

Item Name Code

04905

Assigment Date

11/25/1982 (43 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no. 10 (0.190 in.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than no. 10 (0.190 in.) (5 mm) and those items with an inserted drive head, use screw, shoulder. For items which are no. 10 (0.190 in.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use bolt, externally relieved body. Excludes:thumbscrew.

right-hand thread direction, 3a thread class, double hexagon head style, 0.569 inches minimum and 0.616 inches maximum fastener length, 0.438 inches minimum and 0.471 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: 3a
Thread Direction: right-hand
Thread Length: 0.438 inches minimum and 0.471 inches maximum
Fastener Length: 0.569 inches minimum and 0.616 inches maximum
Head Style: double hexagon
Head Height: 0.154 inches minimum and 0.174 inches maximum
Width Between Flats: 0.439 inches maximum
Shoulder Diameter: 0.2646 inches minimum and 0.2651 inches maximum first shoulder
Shoulder Length: 0.178 inches minimum and 0.198 inches maximum first shoulder
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Shoulder Shape: round first shoulder
Material: steel comp xm-13 overall
Material Document And Classification: ams5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response 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
109450-4-3	Shoulder Bolt
BM17019-4-3X	Shoulder Bolt
HP5497-4-3	Shoulder Bolt
MA5497-4-3	Shoulder Bolt
MB88-4-3	Shoulder Bolt
PBF1254-4-3	Shoulder Bolt
S11-1061-4-3	Shoulder Bolt
ST3M497-4-3	Shoulder Bolt
VAL23607-4-3	Shoulder Bolt
VS3037-4-3	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-143-0587?

The FSCG of the NSN 5306-01-143-0587 is 5306

Does the NSN 5306-01-143-0587 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-143-0587 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 5306-01-143-0587 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-143-0587 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 5306-01-143-0587 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Thu, Nov 25, 1982