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HomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws1A-7669: 1/2''-13 x 7'' Hex Head Bolt
HomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws1A-7669: 1/2''-13 x 7'' Hex Head Bolt
1A-7669: 1/2''-13 x 7'' Hex Head Bolt

Cat® Hex Head Bolt for the engine flywheel housing securely attaches the housing, ensuring proper engine components alignment

Brand: Cat

Product Images
1A-7669: 1/2''-13 x 7'' Hex Head Bolt
1A-7669: 1/2''-13 x 7'' Hex Head Bolt
1A-7669: 1/2''-13 x 7'' Hex Head Bolt
1A-7669: 1/2''-13 x 7'' Hex Head Bolt
1A-7669: 1/2''-13 x 7'' Hex Head Bolt

Cat® Hex Head Bolt for the engine flywheel housing securely attaches the housing, ensuring proper engine components alignment

Brand: Cat

Warranty Information
Return Policy
DiagramDescriptionSpecificationsCompatible Models
Specifications for part number 1A-7669

Units of Measure

USMetric
Bolt Length (in): 7
Bolt Length (mm): 177.8
Bolt Type: Hex Head
Coating: Zinc Phosphate + Oil
Grip Length (in): 5.5
Grip Length (mm): 139.7
Material: Steel,Carbon Steel,Alloy Zinc
Hand of Thread: RH
Thread Size (in): 0.02
Class or Grade: Sae J429 Grade 8 (150 Ksi)
Thread Size (mm): 0.500
Locking Feature: None
Thread Size (dia x pitch) (mm): 1/2x13
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Compatible Models for part number 1A-7669

GENERATOR

SR4 SR5 SR4B SR4BHV

TRUCK ENGINE

3116

GEN SET-MILITARY

3608

EXCAVATOR

215B

WHEEL TRACTOR

650B 651B 651E 660B 631D 631E 641 651 641B 657 666B 623E 657E 657B 621E 621S 627E 637D 637E

ROTARY MIXER

RM500B

HYDRAULIC CONTROL

143 141 140

VEHICULAR ENGINE

3516 3512 D346 D348 D349

TRACK LOADER

955K 955L

PETROLEUM ENGINE

3516 3512 C15 C280-12 3512E

PETROLEUM TRANSMISSION

TH48-E70

WHEEL DOZER

834 824B 834B 824 854G

WHEEL LOADER

988 994 992 988B 992B 992G 994F 994H

SOIL STABILIZER

SS-250B SS-250

ARTICULATED TRUCK

D550B D44B D400E 740B D350E 740 D400E II 735B 735 OEM 735

ENGINE - INDUSTRIAL

3406B 3406C

INDUSTRIAL ENGINE

3406E 3406B 3406C D343 D398B 3408B 3408C 3512E 3512B 3512C D320A 3412 3512 3412E 3412C 3516 CG137-08 C-15 C-16 3508 D398 D353C D353E D353D C15 D342C

QUARRY TRUCK

771D 771C 772G 770G

WHEEL SCRAPER

666B 621E 657E 657B 666 637 657

SPRAY AR

CAT WDS

GAS ENGINE

G3512E G3512B G342C G3520B CG137-08 CG137-12 G3508B G343 G353D G3412 G3408C G3516E G3408 G3406 G3516C G3516B G3512 G3516 G3508

TRACTOR

772 776 776B 768C 784C 784B

BULLDOZER

10SU 11SU 9C 9U 9S 834U 834S 10C 11U 10S 10U 9SU 4A

PUMPER

HT400

UNDERGROUND ART TRUCK

AE40 AD45B AD55 AE40 II AD45 AD40

POWER MODULE

XQG400 PMG3516

LOAD HAUL DUMP

R2900 R3000H R2900G

OFF HIGHWAY TRUCK

772 770 793D 785D 789 785 793 789G 789D 773GC

WINCH

59N 59L 58L 59

MOTOR GRADER

140 120 12E

ROTARY CUTTER

RC20

HYDRAULIC SHOVEL

6060

TRACK-TYPE TRACTOR

D10 D4D D4E D6D D7G2 D6H D7G D8K D8H D9E D9G D9T D9R D9L D9N D10N D4E SR D11N

MARINE AUXILIARY

3512 3608

MARINE ENGINE

D353E 3516 3512 D353C D353D 3508 3616 3612 D342C 3408B 3406B 3406C D346 D348 3516E D342 D343 D337 3512E C280-16 C280-12 3412C 3408 3406

PIPELAYER

561B 583K 589 594

STABILIZER MIXER

SM-350

PETROLEUM PACKAGE

3508

GENERATOR SET

G3406 G3516 G3512 G3508 G3516B G3516C G3516E 3508C 3508 3412C G3412 3412 CG137-12 G3412C G3520C G3520B 3516 G3520E 3512 3512B 3408C 3406C G3512E 3516E

RECLAIMER MIXER

RM-350B RM-350 RM500B RM-250C RM-500

ENGINE

G3412 3512E 3508PETROL 3512PETROL G3516C 3516E 3516PETROLEUM G3406 G3408 G3412C

LOCOMOTIVE ENGINE

3612

EJECTOR TRUCK

740B 740 D400E II

COLD PLANER

PR-750B

ROAD RECLAIMER

RR-250 RR-250B RM-350B RM500B RM500

ENGINE - MACHINE

3408

GEN SET ENGINE

3406C 3406B 3408B 3408C G3520B 3412 POWER SYS 3412C G3516B 3508 C280-16 G3508 3616 G3516 G3512 3408 3512 3516

RIPPER

11 10 6 4 9

TRUCK

785 789 793 770G 793D 793B 793C 772G 69D 785G 785C 785D 797B 785B 772G OEM 789C 789D 777B 789B 769 772 770 773 777 769B 770G OEM 769D 769C

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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