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Shear Pins do Work!

Mackfire68

New member
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0
0
Location
ENOLA, PA
Does anybody know if all SHEAR PINS are the same? I broke one and put a bolt in temporarily. Can I use a SHEAR PIN for a snowblower or one from a farm supply store or are they special militay pins?
 

m16ty

Moderator
Moderator
Steel Soldiers Supporter
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218
63
Location
Dickson,TN
Does anybody know if all SHEAR PINS are the same? I broke one and put a bolt in temporarily. Can I use a SHEAR PIN for a snowblower or one from a farm supply store or are they special militay pins?
They are made from 2024 aluminum. Heat treatment unknown but I'm on a mission to find out.

You won't find them at the local farm supply.
 

BFR

Rocket Surgeon
2,330
42
48
Location
North Georgia
My 1955 edition of the ORD 9 lists the part number for the pin as G742-7368685 with no manufacturer part number, but it states that G742-7368685 supersedes G742-7538740.
G742-7538740 is listed and crossed with the following manufacturer part numbers…

GW-304505
RC-1328N2
SD-914781

Does any one have a newer ORD 9 to compare to?
Can any one use these to find the NSN?
Edit, found a NSN (I think)
5315-00-736-8685

 
Last edited:

doghead

4 Star General /Moderator
Staff member
Super Moderator
Steel Soldiers Supporter
26,246
1,179
113
Location
NY
Snow blower shear pins are typically a 1/4" grade 2 bolt. That is not sufficient , for the m35A2 winch shear pin.
 

BFR

Rocket Surgeon
2,330
42
48
Location
North Georgia

item name
pin,straight,headless

first end style
1 chamfered

hole arrangement style
2 both ends drilled

first hole diameter
0.078 inches nominal

second hole diameter
0.078 inches nominal

distance from centerline of hole to end of pin
0.094 inches nominal

center to center distance between holes
2.187 inches nominal

pin overall length
2.375 inches nominal

pin overall diameter
0.2810 inches nominal

first end taper length
0.031 inches nominal

second end relationship with first end
identical

first end taper angle
45.0 degrees nominal

material
aluminum alloy overall
 
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