BM3326-4DH28Y

View detailed technical data, stock status, and sourcing information for: BM3326-4DH28Y
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-207-0195

Item Name Code

04905

Assigment Date

04/26/1985 (41 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.

double hexagon w/hole head style, 3a thread class, 0.443 inches minimum and 0.493 inches maximum thread length, 2.203 inches minimum and 2.233 inches maximum fastener length, right-hand thread direction

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: 0.443 inches minimum and 0.493 inches maximum
Fastener Length: 2.203 inches minimum and 2.233 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.290 inches minimum and 0.310 inches maximum
Width Between Flats: 0.313 inches nominal
Extended Washer Diameter: 0.428 inches minimum and 0.438 inches maximum
Extended Washer Thickness: 0.059 inches minimum and 0.079 inches maximum
Shoulder Diameter: 0.280 inches minimum and 0.281 inches maximum first shoulder
Shoulder Length: 1.740 inches minimum and 1.760 inches maximum first shoulder
Hole Diameter: 0.032 inches minimum and 0.042 inches maximum
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.081 inches maximum first hole
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 4
Hole Type: drilled
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 220000 pounds per square inch
Hole Configuration Style: double hexagon longitudinal hole
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.011 inches minimum and 2.051 inches maximum first hole
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

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-142-4411	No Name Available	05/01/1997

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
74328-4DH28Y	Shoulder Bolt
AIC473DH4-28	Shoulder Bolt
BM3326-4DH28Y	Shoulder Bolt
MB87-4DH28	Shoulder Bolt
PBF1652-4DH28	Shoulder Bolt
S11-1063-4DH28	Shoulder Bolt
ST3M607-4DH28	Shoulder Bolt
VAL23033-4DH28X	Shoulder Bolt
VS3061-4DH28	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-207-0195?

The FSCG of the NSN 5306-01-207-0195 is 5306

Does the NSN 5306-01-207-0195 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-207-0195 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 5306-01-207-0195 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-207-0195 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 5306-01-207-0195 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Fri, Apr 26, 1985