8436978

Pin, Shoulder, Headless

Part number

8436978

NSN

5315-00-078-2738

NIIN

00-078-2738

Item name

Pin, Shoulder, Headless

Manufacturer

Army United States Department of, The

CAGE code

19204

FSC

5315

Unit of issue

EA

DEMIL code

A

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Alternate part numbers

• 5315000782738 CAGE A00AM
• 5315000782738 CAGE SCY13
• 8436978 CAGE 19204

Technical characteristics

First End Style

Chamfered

Shank Length

4.970 inches minimum and 5.030 inches maximum

Shoulder Diameter

0.495 inches minimum and 0.496 inches maximum

Shank Diameter

0.360 inches minimum and 0.361 inches maximum

Overall Length

5.470 inches minimum and 5.530 inches maximum

Hole Arrangement Style

One end drilled

First Hole Diameter

0.135 inches minimum and 0.139 inches maximum

Distance from Centerline of Hole to End of PIN

0.250 inches minimum and 0.310 inches maximum

First End Taper Length

0.030 inches minimum and 0.060 inches maximum

Second End Relationship With First End

Identical

Hardness Rating

26.0 rockwell C minimum overall and 35.0 rockwell C maximum overall

First End Location

Both ends

First End Taper Angle

43.0 degrees minimum and 47.0 degrees maximum

Special Features

Inner edge of shoulder chamfered 43.0 min 47.0 max

Material

Steel comp 4140 overall

Material Document and Classification

Astm A322 assn std single material response overall or astm A331 assn std single material response overall

Surface Treatment

Phosphate manganese overall or zinc overall

Style Designator

Shoulder

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