Palnut® Pushnut Fasteners
The Dimensions of the following parts are envelope dimensions only. For complete design information, please request a blueprint from your Tinnerman Palnut representative or the Tinnerman Palnut Engineering Department. |
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*Nickel-chrome plating must not exceed .002" on studs for PO fasteners. At the point of barb engagement when a fastener is seated, stud diameter tolerance is +/- .003".
**With grounding barb. |
Palnut® Arched Round Type Pushnut Fasteners
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*Recommended diameter tolerance of stud for PH fasteners is ±.005"; for PA fasteners, ±.002" and -.003". surface hardness of stud must not exceed Rockwell 30T-78. Nickel-chrome plating on studs for PH fasteners must not exceed .001". Nickel-chrome plating or other hard finishes not recommended on steel studs for PA fasteners. |
Palnut® Flat Round Type Pushnut Fasteners
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*Recommended diameter tolerance of stud is ± .002" and -.003". Surface hardness of stud must not exceed Rockwell 30T-78. Nickel-chrome plating or other hard finishes not recommended on steel studs nor on studs smaller than 1/8". Plating is not recommended on studs for PV fasteners nor for the following: PS 125306, PD 156307, PD 219385, PS 312310, and PS 375312. On diecast studs, plating should not exceed .003". |
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PG 250010 ASSY & HOLDING SPECIFICATION |
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Test Rod OD/± .002 |
Test Wasther/Hole ID |
Max Assy/Force(Lb.) |
Min Holding/Strength (Lbs.) |
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.250 |
.261 |
250 |
1000 |
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In addition to push-on and holding strength, the PG type parts must be tested for impact strength. |
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IMPACT STRENGTH |
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Blow/Inch. Lbs. |
Washer Action |
Minimum # of Blows |
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18 |
Flat |
10 |
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