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HomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt
HomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt
9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt

Cat® 5/16-18 Thread 31.75mm Long Hex Socket Head Bolt

Brand: Cat

Product Images
9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt
9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt
9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt
9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt
9F-6641: 5/16''-18 x 1 1/4'' Hex Head Bolt

Cat® 5/16-18 Thread 31.75mm Long Hex Socket Head Bolt

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 9F-6641

Units of Measure

USMetric
Hand of Thread: RH
Material: Alloy Steel
Grip Length (in): 0.111
Thread Size (dia x pitch) (mm): 5/16x18
Bolt Type: Socket Head
Thread Size (in): 0.012
Bolt Length (in): 1.25
Class or Grade: Astm A574 (180 Ksi)
Thread Size (mm): 0.3125
Grip Length (mm): 2.82
Bolt Length (mm): 31.75
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Compatible Models for part number 9F-6641

GENERATOR

SR4

TRUCK ENGINE

1673 1693 3306 1673C 3208

WHEEL TRACTOR-SCRAPER

657

WHEEL SKIDDER

518 528

MINI HYD EXCAVATOR

307E2 305.5E 305.5E2 CR 305E2 CR 305E 308E2 CR

EXCAVATOR

MH3295 374F L 390F 225B 225D 229 225 231D 235 374F 395 390F L 374

WHEEL TRACTOR

613 627 637 631C 633C 621R 627B 613B 613C

ROTARY MIXER

RM800

HYDRAULIC CONTROL

163 143 183B 153 141 140

TRACK LOADER

963 973 983 943 941 953 951C 951B 977H 941B 977K 977L 955H 955K 955L

PETROLEUM ENGINE

C15 C18

SOIL COMPACTOR

825B 815

WHEEL DOZER

834 824B 844 854 814 854G 854K

LANDFILL COMPACTOR

826G II 816 826B

WHEEL LOADER

988 XE 988F II 986H 988 995 990 993 992 920 988K XE 988H 988F 988K 930 966C 950 990K 990H 993K 980B 992D 992G 992K 990 II 994K

SOIL STABILIZER

SS-250

INDUSTRIAL ENGINE

C18 D342 D343 3304 3306 D320A 3412 D333C 3412E 3160 C15 D342C D330C

QUARRY TRUCK

772G 770G

WHEEL SCRAPER

627 666B 657E 657B 637B 666 627B 637 657

LOGGER

227

AUGER

A68 A26B

TRACTOR

768B

GAS ENGINE

G342C

BULLDOZER

10SU 8S 9U 4S 6A 6S 10U 8A 9SU 4A

UNDERGROUND ART TRUCK

AD45

POWER MODULE

PM3516 PM3512 C32 PM3412 3516C TR43-C18L PM3508

LOAD HAUL DUMP

R1600G R1600 R1700G R2900 R2900G R1300

MATERIAL HANDLER

MH3295

OFF HIGHWAY TRUCK

772 770

WINCH

59N 59L 58L 59 58

MOTOR GRADER

18M3 120G 24 16 18 16M 140G 130G 140 14G 14E 12G 24H 24M 120 12F 12E 16M3

HYDRAULIC SHOVEL

6015 6015B

TRACK-TYPE TRACTOR

D4D D4E D5B D6C D6D D6G D7F D7G D9 D5 D8 D8T D8K D8L D8H D9T D9L D9N D10N D10R

MARINE AUXILIARY

C32

MARINE ENGINE

C18 MARINE 3616 C18 3612 D330A D330B D342C D330C 3408B 3408C 3406B 3406E D342 D343 D337F C280-16 C280-12 3208 D326F D333A D333B D333C C32 C32 MARINE 3304 3412E 3306 3412D 3412 3408 3406

PIPELAYER

561C 572F 572G 583K 571G 571F PL83 PL87

MINING EXCAVATOR

5110B

EXPANDED MINING PRODUCTS

LD350

VIBRATORY COMPACTOR

CS-553 CS-551 CP-553 CB-614

MOBILE HYD POWER UNIT

390F

PETROLEUM PACKAGE

CX35-C18I CX31-C18I C18

GENERATOR SET

C27 3412C C32 C18 3408C

RECLAIMER MIXER

RM800

MARINE TRANSMISSION

7211 7221

ENGINE

C15 C18 C32 MARINE

COLD PLANER

PR-1000 PM820 PM825 PM822 PM620 PR-1000C PM622

FOREST PRODUCTS

FB221

ROAD RECLAIMER

RM800 RR-250 RM600

ENGINE - MACHINE

3208

CHALLENGER

55 35 45

GEN SET ENGINE

3406C 3406B 3408B 3408C 3412 3208 POWER SYS 3412C 3616 3406 3408

RIPPER

8D 953 951 10 943 6 4 9 8

TRUCK

770G 772G 772G OEM 769 769B 770G OEM

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KeyKey
Factory Fit

This part is designed to fit your Cat equipment based on the manufacturer’s specifications.

Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts.

Remanufactured

Non-Returnable

Kit

Replaced

Remanufactured

Non-Returnable

Kit

Replaced