PBF1254-5D8

View detailed technical data, stock status, and sourcing information for: PBF1254-5D8
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-303-9642

Item Name Code

04905

Assigment Date

07/09/1989 (37 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 head style, 0.441 inches minimum and 0.508 inches maximum thread length, 0.951 inches minimum and 0.998 inches maximum fastener length, right-hand thread direction, 3a thread class

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: 0.441 inches minimum and 0.508 inches maximum
Fastener Length: 0.951 inches minimum and 0.998 inches maximum
Head Style: double hexagon
Head Height: 0.177 inches minimum and 0.197 inches maximum
Width Between Flats: 0.502 inches maximum
Shoulder Diameter: 0.3271 inches minimum and 0.3276 inches maximum first shoulder
Shoulder Length: 0.490 inches minimum and 0.510 inches maximum first shoulder
Shank Unthreaded Hole Diameter: 0.076 inches minimum and 0.081 inches maximum first hole
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 125000 pounds per square inch
Distance From Head Largest Bearing Surface To Shank Hole Center: 0.827 inches minimum and 0.884 inches maximum first hole
Shoulder Shape: round first shoulder
Material: steel comp xm-13 overall
Material Document And Classification: ams 5629 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
109450-5D8	Shoulder Bolt
BM17019-5D8X	Shoulder Bolt
HP5497-5D8	Shoulder Bolt
MA5497-5D8	Shoulder Bolt
MB88-5D8	Shoulder Bolt
PBF1254-5D8	Shoulder Bolt
S11-1061-5D8	Shoulder Bolt
ST3M497-5D8	Shoulder Bolt
VAL23607-5D8	Shoulder Bolt
VS3037-5D8	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-303-9642?

The FSCG of the NSN 5306-01-303-9642 is 5306

Does the NSN 5306-01-303-9642 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-303-9642 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 5306-01-303-9642 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-303-9642 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 5306-01-303-9642 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Sun, Jul 9, 1989