8H-7521 Seal
Outside Diameter (inches): 3.887
Section Diameter (inch): 0.139
Inside Diameter (inches): 3.609
SAE AS568 Bay Size: -239
Hardness (Shore A): 75
Color: Black
Material: NBR (75),NBR - Nitrile,Nitrile (NBR)
Material Description: Nitrile (NBR) rubber has service temperatures from -40 to 100C and is resistant to fuel oils, gasoline, ultra-low sulfur diesel fuel and lubricants. Nitrile rubber is not recommended for applications requiring resistance to biodiesel or coolant.
Coating: None
Color Notes: Actual o-ring color may differ from the image.
Notes: Dimensions and material descriptions are provided for reference only.
Seal/O-Ring Type: Standard
Material Hardness: 75A
Dash Size: 239
Polymer: NBR (Nitrile butadiene)
GENERATOR
SR4
TRUCK ENGINE
C7 3306 3306B
INTEGRATED TOOLCARRIER
IT18B IT12B IT14G IT28G IT28F IT28B
LOAD HAUL DUMP
R1600G R1600 R1700G R1700 II R1300
MOTOR GRADER
16 140G 16G 140 14E 24H 120 12F
BACKHOE
D3 931
TRACK-TYPE TRACTOR
D10 D3B D6C D6M D7F D7G D5 D9G D11R
WHEEL SKIDDER
525 518
MARINE ENGINE
3304 3304B
PIPELAYER
561C 572F 571F
EXCAVATOR
215D 219D 350-A L 350 L 322B L 225 M325D MH 215 M312 M325D L MH
RIPPER SCARIFIER
16G
WHEEL TRACTOR
650B 651B 660B 627 621 623 637 631D 631E 631C 641B 666B 623B 621B 633C 657B 621E 627B 637D 637E
HYDRAULIC CONTROL
50 48 192 193 183 184 182 165 163
TRACK LOADER
973C 977H 953C 977K 955K 955L
SOIL COMPACTOR
825B 815
BACKHOE LOADER
438C 426B 438D 426C 438B 416 424D 426 436C 428 446B 420D 432D 442D 430D 438 436 428D 416C 416D 428C
WHEEL DOZER
834 824B 824G 824C 814 824
LANDFILL COMPACTOR
816 826B
AG TRANSMISSION
TA22-M4WD
COMPACT WHEEL LOADER
910F 910E 914G
WHEEL LOADER
928G 972G 960F 972H 980 928HZ 950B 950E 950G 950F 962G 988 G926 916 G916 926 936 966D 966C 966F 966E 966H 966G 930H 950 930R 930T 966F II 950B/950E 924GZ 924HZ 936E 924H 924G 980B 980C 980F 928F 938G 938F 926E 970F 950F II
TELEHANDLER
RT80 TH220B RT100 TH350B
GEN SET ENGINE
3304B 3306 3304
CHALLENGER
55 35 45
ARTICULATED TRUCK
D35HP D35C D25C D350C D400
TRANSMISSION
TA22
MARINE GEAR
3181
PNEUMATIC COMPACTOR
PS-360B PF-290B PS-150C
INDUSTRIAL ENGINE
3126 3304 3306 D333C D330C
QUARRY TRUCK
775B 771D 771C
TRUCK
69D 773D 773B 793F OEM 775D 769 769B 769D 769C
WHEEL SCRAPER
627 621E 657B 623F 623E 613C 637G 627G 615C 637 657
TRACTOR
768C 772B 784B
GAS ENGINE
G3306
BULLDOZER
977A 3S 3P