74328-6-18Y

View detailed technical data, stock status, and sourcing information for: 74328-6-18Y
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-045-2886

Item Name Code

04905

Assigment Date

07/29/1977 (48 years ago)

1.724 inches minimum and 1.754 inches maximum fastener length, 3a thread class, right-hand thread direction, double hexagon w/hole head style, 0.589 inches minimum and 0.639 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: 0.589 inches minimum and 0.639 inches maximum
Fastener Length: 1.724 inches minimum and 1.754 inches maximum
Head Style: double hexagon w/hole
Head Height: 0.378 inches minimum and 0.398 inches maximum
Width Between Flats: 0.430 inches minimum and 0.439 inches maximum
Extended Washer Diameter: 0.639 inches minimum and 0.649 inches maximum
Extended Washer Thickness: 0.081 inches minimum and 0.101 inches maximum
Shoulder Diameter: 0.4052 inches minimum and 0.4057 inches maximum first shoulder
Shoulder Length: 1.115 inches minimum and 1.135 inches maximum first shoulder
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Shoulder Shape: round first shoulder
Material: steel 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
74328-6-18Y	Shoulder Bolt
BM3326-6-18Y	Shoulder Bolt
MB87-6-18	Shoulder Bolt
S11-1063-6-18	Shoulder Bolt
ST3M607-6-18	Shoulder Bolt
VAL23033-6-18X	Shoulder Bolt
VS3061-6-18	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-045-2886?

The FSCG of the NSN 5306-01-045-2886 is 5306

Does the NSN 5306-01-045-2886 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-045-2886 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 5306-01-045-2886 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-045-2886 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 5306-01-045-2886 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Fri, Jul 29, 1977