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.
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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". |
| PG 250010
ASSY & HOLDING SPECIFICATION |
| Test Rod OD/± .002
| Test Wasther/Hole ID
| Max Assy/Force(Lb.)
| Min Holding/Strength (Lbs.)
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| .250
| .261
| 250
| 1000 |
| In addition to push-on and
holding strength, the PG type parts must be tested for
impact strength.
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| IMPACT STRENGTH |
| Blow/Inch. Lbs.
| Washer Action
| Minimum # of Blows |
| 18
| Flat
| 10 |
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