U.S. Seal Inc. - EOK "Serious about Seals"
Local tel: 810-385-9300, tollfree: 800-777-6974, fax: 810-385-9393
email: usseal@iwarp.net      

UMBRELLA , SHEDDER TYPE VALVE STEM SEALS


(UNLOADED MEASUREMENTS)
click on blue Seal for image

                  GLASS  
                  RESIN  
FITS         GLASS       NYLON  
          RESIN   POLY- FKM W/VITON  
VALVE STEM GUIDE TOTAL   NYLON NBR ACRYLIC FLUORO- CHIMNEY  
STEM DIAM O.D. HEIGHT WIDTH PART# PART# PART# PART# PART# POPULAR FIT
.276-7m .245 .732 ,680 .876     VS-317P VS-317V   UNIVERSAL 7mm
5/16-8m .271 .662 .690 .866   VS-221 VS-221P     FORD 144, 170
11/32 .300 .805 .827 .900   VS-163       CHRY 340, 440
11/32 .304 .580 .760 .767   VS-383 VS-383P     FORD 351C, M
11/32 .306 .672 .569 .764   VS-232 VS-232P VS-233V   GM S.B.
11/32 .307 .764 .713 .870   VS-381 VS-381P VS-381V   FORD 351W
11/32 .310 .810 .863 .892   VS-269 VS-269P VS-270V   GM B.B.
11/32 .311 .811 .577 .902     VS-363P     FORD 292, 300
11/32 .313 .750 .675 .888   VS-137 VS-137P VS-137V   CHRY 318, 360
11/32 .318 .618 .461 .712         VS-273RV GM S.B. (IN)
11/32 .335 .740 .700 .880 VS-449         FORD 302, 351W
11/32 .336 .743 .633 .882 VS-448         FORD 302, 351W
11/32 .337 .686 .433 .820 VS-273         GM S.B. (IN)
11/32 .338 .755 .575 .893 VS-429         FORD 351W
11/32 .339 .610 .450 .715 VS-347         GM 350
11/32 .339 .690 .364 .837 VS-274         GM S.B. (EX)
3/8 .310 .810 .863 .892   VS-269 VS-269P VS-270V   GM B.B.
3/8 .313 .750 .675 .888   VS-137 VS-137P VS-137V   CHRY 318, 360
3/8 .332 .757 .795 .883   VS-267 VS-267P     FORD 360, 390
3/8 .354 .760 .810 .880         VS-270RV GM B.B.
3/8 .367 .607 .450 .717 VS-348       VS-348RV GM S.B. (EX)
3/8 .370 .810 .715 .900 VS-424         AMC 258, 304, 360