This document provides information on PTFE stem packing including specifications on diameter, length, and packaging for standard and bulk rolls. PTFE stem packing is ideal for sealing a wide variety of applications including valve stems, rotating shafts, plungers, and stuffing boxes. It is made of 100% PTFE resin extruded into various diameters and lengths ranging from 3/32" to 3/8".

1. PTFE Stem Packing
Diameter Cut to
lentgth
1537 E. McFadden Ave. Suite A Santa Ana, CA. 92705
Phone: (714) 361-1435 Fax: (714) 593-9701
sales@aspseal.com www.aspseal.com
Stabdaed
Spool &
Shell
Bulk
3/32” 24” 20” or 50” 2,500
1/8” 25”
5/32” 15” or 35”
3/16” 25”
7/32” 15” or 25”
¼ 12”
9/32” 9”
5/16 7”
11/32” 7”
3/8” 7”
Roll Sizes:
 Standard sizes are supplied pn
plastic spools with shells and
labeled with one sticker
indicating, diameter & length.
 Bulk rollsare supplied on
universal spools.
 Cut lengths are supplied in
shipping tubes containing 100
pcs each.
Applications:
PTFE form-in-place Stem Packing is
ideal for a wide variety of sealinf
applications, including:
 Valve and Faucet Stems
 Rotating Shafts
 Recipricating Plungers
 Stuffing Boxes
Superior Features:
 PTFE stem packing is
extruded eliminating the leak
path potential allowed by
conventinal spiral tape
wrapping
 PTFE Stem Packing is
slightly expanded allowing
grater compressibility under
lighter compression loads.
 PTFE Stem Packing is
manufactured in the USA
from 100% PTFE resin with
no fillers or additives
 Inert to all common
chemicals, Temperatures to
+500 F and pressures to 500
PSI.
 New! – For customers
requiring Graphite filler,
Graphite can be added with
loading levels as high as 20%
by weight