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HomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws6A-5591: M12-1.75 x 25mm Hex Head Bolt
HomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws6A-5591: M12-1.75 x 25mm Hex Head Bolt
6A-5591: M12-1.75 x 25mm Hex Head Bolt

Metric

Brand: Cat

Product Images
6A-5591: M12-1.75 x 25mm Hex Head Bolt
6A-5591: M12-1.75 x 25mm Hex Head Bolt
6A-5591: M12-1.75 x 25mm Hex Head Bolt
6A-5591: M12-1.75 x 25mm Hex Head Bolt
6A-5591: M12-1.75 x 25mm Hex Head Bolt

Metric

Brand: Cat

Warranty Information
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DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 6A-5591

Units of Measure

USMetric
Bolt Length (in): 0.984
Thread Size (dia x pitch) (mm): M12x1.75
Bolt Length (mm): 25.0
Bolt Type: Hex Head
Coating: Zinc Phosphate + Oil
Grip Length (in): 0.207
Grip Length (mm): 5.25
Material: Steel,Carbon Steel,Alloy Mixed: Metal,Alloy Zinc,Low Alloy Steel
Hand of Thread: RH
Thread Size (in): 0
Class or Grade: Iso 898-1 Class 10.9
Thread Size (mm): M12
Locking Feature: None
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Compatible Models for part number 6A-5591

GENERATOR

SR4B SR5

TRUCK ENGINE

C7 C9 3176 C-9 C11 C13 C15 C-10 C-12 3176B

INTEGRATED TOOLCARRIER

IT62G IT62H IT24F IT12B IT14F IT38H IT38G IT14B IT38F IT28G IT28F IT62G II IT18F IT38G II

WHEEL TRACTOR-SCRAPER

627 623 621 627K LRC 632 623K LRC 623K 621K 627K 613G

WHEEL SKIDDER

535C 535B 545C 525D 525C 525B 525 515 545

ROTARY DRILL

MD6200 MD6250

TRACK FELLER BUNCHER

TK1051

UNDERGROUND ARTICULATED TRUCK

AD22

WATER FORDING TRACTOR

D7R II

EXCAVATOR

349D L 336E 336F 336F XE 214B 349E L 213B 3101 352F XE VG 224B 212B 345C 345D 349F L 352F-VG 315 313 206B 336F L XE 205B 349D 336E L 349E 336E H 349F 352F 340F 336F LN XE 336F L 345C L 345D L 336F LNXE 211B 336F LN 336E LN 336E LH 349F LXE MH3295 336E LNH 315 GC 340F L UHD 349E L VG 320E L 349D2 568 FM 352 UHD 340 349 313 GC 340F L LRE 349D2 L 352 214B FT 355 568 FM LL 205 206 345D L VG 212 395 316E L 374 345C MH

BROOM-PICKUP

BP25

WHEEL TRACTOR

621K OEM 623H 657G 621H 627H

ROTARY MIXER

RM500B

WORK TOOL

RC30

HEX BASED SPL SOLUTION

352F OEM

TRACK LOADER

973 973D 973K 953C

SOIL COMPACTOR

825H 815F

PETROLEUM ENGINE

C15 C13 C18 C11 C9 C175-16

PETROLEUM TRANSMISSION

TH31-E61 TH35-E81

WHEEL DOZER

854G 854K 844H 844K 834 844 834H 834K 824H 824G 814F

LANDFILL COMPACTOR

836H 836K 826H 816F

COMPACT WHEEL LOADER

910F 910E

WHEEL LOADER

982XE 972H 972K 972M 972L 950G 962H 962G 986H 950H 950K 962L 986K 962K 950M 950L 962M 980XE 988G 988H 988K 966H 930G 966L 930H 966K 966M 966R 930R 930T 924F 924H 924G 962G II 928F 938G 938F 938H 990 II 962 918F 928H 928G 986 980 982 950G II 928HZ 980GC 988 995 994 990 993 988K XE 982 XE 980 XE 962M Z 980K HLG 950M Z 924GZ 966K XE 924HZ 990K 990H 972G II 972M XE 938G II 993K 966M XE 980C 980F 980H 992G 980L 980K 992K 980M 994F 994D 994K 994H 966G II 982M

FORWARDER

574B

ARTICULATED TRUCK

725C 730C2 D300D 725C2 730 EJECTOR 740C 740 GC 730C 745C 725 735C 745 730 735

WHEELED EXCAVATOR

W345C MH M318D M322D

INDUSTRIAL ENGINE

C18 C9.3 3176C 3176B C175-16 C-12 C-10 C9 C9.3B 3196 C11 C13 C15

QUARRY TRUCK

772G 770G

BLADE

SNOW WING

PUMPER

SBF214 CPT372 SPF343C SUF557

UNDERGROUND ART TRUCK

AD22 AD45B AD55B AD60 AD55 AD63 AD30 AD45

SHOVEL LOGGER

345C

POWER MODULE

3516B TR43 OEM POWER TR43-C18L TR43-E44

LOAD HAUL DUMP

R1600G R1600H R1700G R3000H R1700 II R2900G R1600 R1700 R2900 R2900 XE

REMAN ENGINE

3516B

OFF HIGHWAY TRUCK

777G 777E 796 AC 794 AC 773GC 772 770 793D 793F 798 AC 793 798

MATERIAL HANDLER

MH3260 MH3049 MH3059

OEM SOLUTIONS

3412C

MOTOR GRADER

24 16 14 18 163H 140M 140H 143H 12M 3 12M 2 140M 3 140M 2 140 GC 160M 2 160M 3 18M3 12M 3 AWD 16M 160 16H 14L 150 14M 160M 3 AWD 140 16GC 14H 24H 12M 24M 14M3 160H 160M 140M 3 AWD 16M3 14M-3

ROTARY CUTTER

RC7 RC50

TRACK-TYPE TRACTOR

D6R III D6XE D11 D6R II D7R SERIES D6R D6T D7E D9 D6 D8 D7 D6 XE D10N D10R D11T D7R XR D6T LGP D7R LGP D6T LGPPAT D6R XL D6T XW D6T XL D7R D8T D8R D8N D6R STD D9T D6T XL PAT D6T XW PAT D7R II D6R LGP D7E LGP

MARINE ENGINE

C32 C18 C140 C175-16

MARINE AUXILIARY

C32

PIPELAYER

572R II PL83 PL87 PL72 583T

MINING EXCAVATOR

5230B 5130 5230 5130B

ENGINE - GENERATOR SET

3508B

PETROLEUM PACKAGE

TH31-E61 CX31-C13I TH35-E81 C18

MOBILE HYD POWER UNIT

352FMHPU 349D L 336FMHPU 349E L HVG 349E 336F 336E 345D 345C 336E HVG 349D2 345C L

GENERATOR SET

C13 XQ375 C13 XQ350 DE450GC C13GENSET D400GC C18 C15 3512 C13 DE550GC XQ425 C175-16GENSET 3508B C32 C175-20 D350GC DE500SGC C175-16 DE500GC DE450SGC

RECLAIMER MIXER

RM500B RM-300 RM-500

ENGINE

C175-16 C175-20 C13B

LOCOMOTIVE ENGINE

C175-16 C175-20

EJECTOR TRUCK

730C 730C2 EJ 740 730

COLD PLANER

PM-200 PM-201

ELECTRIC ROPE SHOVEL

7495 HF 7495

COMBAT VEHICLE ENGINE

C13

WIDE BODY TRUCK

707

ROAD RECLAIMER

RM500B RM500

ENGINE - MACHINE

C-12 3176C

GEN SET ENGINE

C13GENSET POWER SYS C-12 C280-16 3616

CHALLENGER

MT865 MT855 65E MT845 MT835 75D 75E 85E MT800 95E MTC855 MTC865 MTC835 MTC845

TRANSMISSION

TR16-C7.1 TR53

ROTARY/TRACK DRILLS

MD5125 MD5150C

THUMB

HYDRAULIC

TRUCK

793F XQ 794 AC 793F CMD 772G OEM 793F OEM 777G 770G OEM 797 770G 795F XQ 793D 793B 793F 772G 797F 797B 795F AC 793F AC 772 770

POWERTRAIN

TR43E44-C13BL TR43M44-C13B

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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