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BackHomeHardware, Seals, & ConsumablesHardwareFastenersBolts & Screws8T-4971: M6-1 x 30mm Hex Head Bolt
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Hardware, Seals, & ConsumablesHardwareFastenersBolts & Screws
8T-4971: M6-1 x 30mm Hex Head Bolt
8T-4971: M6-1 x 30mm Hex Head Bolt
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8T-4971: M6-1 x 30mm Hex Head Bolt
8T-4971: M6-1 x 30mm Hex Head Bolt
8T-4971: M6-1 x 30mm Hex Head Bolt
8T-4971: M6-1 x 30mm Hex Head Bolt
8T-4971: M6-1 x 30mm Hex Head Bolt

Metric, Coarse Thread UNC

Brand: Cat

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Warranty Information
Warranty Information

Generally, warranty for parts purchased on Parts.Cat.Com is 12 months from the invoice date as defined in the Caterpillar Limited Warranty. Parts Warranty covers defects in material and workmanship throughout the Warranty period once it has been installed. For complete Warranty detail contact your local Cat Dealer.

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Return Policy
Return Policy Information
Unless otherwise noted by a non-returnable part
icon, most parts can be returned to your authorized Cat® dealer under their return policy.

Need More Help? Contact Us

Find a DealerEmail
Warranty Information
Warranty Information

Generally, warranty for parts purchased on Parts.Cat.Com is 12 months from the invoice date as defined in the Caterpillar Limited Warranty. Parts Warranty covers defects in material and workmanship throughout the Warranty period once it has been installed. For complete Warranty detail contact your local Cat Dealer.

Need More Help? Contact Us

Find a DealerEmail
Return Policy
Return Policy Information
Unless otherwise noted by a non-returnable part
icon, most parts can be returned to your authorized Cat® dealer under their return policy.

Need More Help? Contact Us

Find a DealerEmail
Parts diagram for 8T-4971
View Detailed Parts Diagrams
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Description for part number 8T-4971

Bolt material hardness and thread designs provide high strength and resistance to bolt threads stripping.

View More
Warning:This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Specifications for part number 8T-4971

Units of Measure

USMetric

Bolt Length (in): 1.181

Thread Size (dia x pitch) (mm): M6x1

Bolt Length (mm): 30

Bolt Type: Hex Head

Coating: Zinc Flake-Black

Grip Length (in): 0.118

Grip Length (mm): 3

Material: Steel,Carbon Steel,Alloy Zinc,Low Alloy Steel

Material Description: ISO 898-1 Class 10.9. Head Marking - 10.9 (1040 MPa Ultimate Tensile Strength)

Thread Size (in - TPI) (in): M6-1

Hand of Thread: RH

Thread Size (mm): M6

Class or Grade: ISO 898-1 Class 10.9

Locking Feature: None

Hole Thread Pitch: 1.00

Overall Length (mm): 30

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Compatible Models for part number 8T-4971

INTEGRATED TOOLCARRIER

IT18F IT24F IT12B IT14G IT28G IT28F

WHEEL TRACTOR-SCRAPER

631K 623K LRC 621K

WHEEL SKIDDER

535C 545C

MINI HYD EXCAVATOR

301.6 307.5 305C CR 307-A 310 305.5

TRACK FELLER BUNCHER

552 2 TK751 1190 541 2 1390 1190T 1090

EXCAVATOR

330 L 345B II 320-A L 323F SA 320-A N 336D 312C 336E 375-A L 325-A 320D2 314D CR 320D L 312-A 349E L 330D FM 345B 321B 345D 307 325D L 320D GC 325 L 330C L 336D L 374D L 312C L 350-A L 349D 307-A 350 L 330D L 336E L 320 GC 349E 345B L 330-A L 330D MH 314D LCR 313 GC M325D MH 320 323 325-A L 320-A 340D L 323D L 330D2 L 330-A 345D L 320N 320B 320C 320D 312 GC 321D LCR 375-A 330F 320B L 320D2 L M312 M315 M318 320 L M325D L MH

MULTI TERRAIN LOADER

277C 257B 247B 297C 287C

COMPACT TRACK LOADER

289C 299C 279C 259D

WHEEL TRACTOR

613C II

TRACK LOADER

973C 963B 953C

PETROLEUM ENGINE

C280-12

SOIL COMPACTOR

825H 815F

BACKHOE LOADER

426B 426C 438D 438B 416F2 416 424D 426 436C 424B 428 446B 420D 432D 420F 442D 430D 430F 438 436 440 450 416E 428D 416C 416D 428B 416B

WHEEL DOZER

814K 814F 854G

LANDFILL COMPACTOR

826G 816F

COMPACT WHEEL LOADER

908 910F 910E 910K 914K 914G

WHEEL LOADER

918F 928G 972G 960F 972H 966 GC 928HZ 950G 950F 962G 950L 988F 966H 966G 930H 982 XE 980 XE 962M Z 950M Z 924GZ 924HZ 924F 924G 980H 980G 928F 938G 938F 950F II

TELEHANDLER

RT80 TH337C TH82 TH83 TL1055D TH103 TH336C TH407C RT100 TH62 TH63 TH414C TH406C TH514C TH417C

ARTICULATED TRUCK

725 740 730 735

WHEELED EXCAVATOR

M318C M322C M318C MH M315C M316C M313C

ENGINE - INDUSTRIAL

3406B

PNEUMATIC COMPACTOR

PF-300C PF-300B PS-300B PS-300C

INDUSTRIAL ENGINE

3406C 3126 3408B 3304 3306 3412 D333C 3406 3512 C-9 D330C 3034

ASPHALT SCREED

AS2302C

GAS ENGINE

G3306 G3612 G3616 G3608 G3606

UNDERGROUND ART TRUCK

AD55B AD55 AD30

LOAD HAUL DUMP

R1700G R1700 II R2900G R1300 OTHER

MOTOR GRADER

120H 120M 135H 120M 2 120H ES 14M-3 135H NA 120H NA

TRACK-TYPE TRACTOR

D6T LGP D6R II D6T XW D6T XL D4G D5M D5 D8T D8R D9R D6G2 XL D6N LGP D7R II

KNUCKLEBOOM LOADER

539

ASPHALT PAVER

AP300F AP355F

MARINE ENGINE

C280-16 C280-12 C175-16 C280-6 C280-8

PIPELAYER

PL83 PL72

MINING EXCAVATOR

5130 5230 5130B

VIBRATORY COMPACTOR

CS-323C CB-224D CB-224B CB-225D CP-663E CB-214B CB-214D CP-323C CB-534C CB-534B CB-535B CS-583C CB-525B CB-634C CB-14

MOBILE HYD POWER UNIT

323D L

GENERATOR SET

C32 XQP300

BOX BLADE

BB121 BB124

RECLAIMER MIXER

RM-300 RM-500

LOCOMOTIVE ENGINE

C175-16

EJECTOR TRUCK

740

COLD PLANER

PR-450C

ENGINE - MACHINE

3408

CHALLENGER

55 65C 65D 35 45

GEN SET ENGINE

3406C 3406B 3304B 3306 3304 3412 3412C C280-16 3512

ROTARY/TRACK DRILLS

MD5150C MD6640

SKID STEER LOADER

226B 242D3 216B 236 272C 248 246 236D3 262C 252B 216 256C 242B 228 226 246C 232B 236B

WHEEL FELLER BUNCHER

533

TRUCK

793C 793F XQ 797F 794 AC 785C 785D 793F OEM

View More
DiagramDescriptionSpecificationsCompatible Models
Parts diagram for 8T-4971
View Detailed Parts Diagrams
Add Your Equipment
Description for part number 8T-4971

Bolt material hardness and thread designs provide high strength and resistance to bolt threads stripping.

View More
Warning:This product can expose you to chemicals including Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Specifications for part number 8T-4971

Units of Measure

USMetric

Bolt Length (in): 1.181

Thread Size (dia x pitch) (mm): M6x1

Bolt Length (mm): 30

Bolt Type: Hex Head

Coating: Zinc Flake-Black

Grip Length (in): 0.118

Grip Length (mm): 3

Material: Steel,Carbon Steel,Alloy Zinc,Low Alloy Steel

Material Description: ISO 898-1 Class 10.9. Head Marking - 10.9 (1040 MPa Ultimate Tensile Strength)

Thread Size (in - TPI) (in): M6-1

Hand of Thread: RH

Thread Size (mm): M6

Class or Grade: ISO 898-1 Class 10.9

Locking Feature: None

Hole Thread Pitch: 1.00

Overall Length (mm): 30

View More
Compatible Models for part number 8T-4971

INTEGRATED TOOLCARRIER

IT18F IT24F IT12B IT14G IT28G IT28F

WHEEL TRACTOR-SCRAPER

631K 623K LRC 621K

WHEEL SKIDDER

535C 545C

MINI HYD EXCAVATOR

301.6 307.5 305C CR 307-A 310 305.5

TRACK FELLER BUNCHER

552 2 TK751 1190 541 2 1390 1190T 1090

EXCAVATOR

330 L 345B II 320-A L 323F SA 320-A N 336D 312C 336E 375-A L 325-A 320D2 314D CR 320D L 312-A 349E L 330D FM 345B 321B 345D 307 325D L 320D GC 325 L 330C L 336D L 374D L 312C L 350-A L 349D 307-A 350 L 330D L 336E L 320 GC 349E 345B L 330-A L 330D MH 314D LCR 313 GC M325D MH 320 323 325-A L 320-A 340D L 323D L 330D2 L 330-A 345D L 320N 320B 320C 320D 312 GC 321D LCR 375-A 330F 320B L 320D2 L M312 M315 M318 320 L M325D L MH

MULTI TERRAIN LOADER

277C 257B 247B 297C 287C

COMPACT TRACK LOADER

289C 299C 279C 259D

WHEEL TRACTOR

613C II

TRACK LOADER

973C 963B 953C

PETROLEUM ENGINE

C280-12

SOIL COMPACTOR

825H 815F

BACKHOE LOADER

426B 426C 438D 438B 416F2 416 424D 426 436C 424B 428 446B 420D 432D 420F 442D 430D 430F 438 436 440 450 416E 428D 416C 416D 428B 416B

WHEEL DOZER

814K 814F 854G

LANDFILL COMPACTOR

826G 816F

COMPACT WHEEL LOADER

908 910F 910E 910K 914K 914G

WHEEL LOADER

918F 928G 972G 960F 972H 966 GC 928HZ 950G 950F 962G 950L 988F 966H 966G 930H 982 XE 980 XE 962M Z 950M Z 924GZ 924HZ 924F 924G 980H 980G 928F 938G 938F 950F II

TELEHANDLER

RT80 TH337C TH82 TH83 TL1055D TH103 TH336C TH407C RT100 TH62 TH63 TH414C TH406C TH514C TH417C

ARTICULATED TRUCK

725 740 730 735

WHEELED EXCAVATOR

M318C M322C M318C MH M315C M316C M313C

ENGINE - INDUSTRIAL

3406B

PNEUMATIC COMPACTOR

PF-300C PF-300B PS-300B PS-300C

INDUSTRIAL ENGINE

3406C 3126 3408B 3304 3306 3412 D333C 3406 3512 C-9 D330C 3034

ASPHALT SCREED

AS2302C

GAS ENGINE

G3306 G3612 G3616 G3608 G3606

UNDERGROUND ART TRUCK

AD55B AD55 AD30

LOAD HAUL DUMP

R1700G R1700 II R2900G R1300 OTHER

MOTOR GRADER

120H 120M 135H 120M 2 120H ES 14M-3 135H NA 120H NA

TRACK-TYPE TRACTOR

D6T LGP D6R II D6T XW D6T XL D4G D5M D5 D8T D8R D9R D6G2 XL D6N LGP D7R II

KNUCKLEBOOM LOADER

539

ASPHALT PAVER

AP300F AP355F

MARINE ENGINE

C280-16 C280-12 C175-16 C280-6 C280-8

PIPELAYER

PL83 PL72

MINING EXCAVATOR

5130 5230 5130B

VIBRATORY COMPACTOR

CS-323C CB-224D CB-224B CB-225D CP-663E CB-214B CB-214D CP-323C CB-534C CB-534B CB-535B CS-583C CB-525B CB-634C CB-14

MOBILE HYD POWER UNIT

323D L

GENERATOR SET

C32 XQP300

BOX BLADE

BB121 BB124

RECLAIMER MIXER

RM-300 RM-500

LOCOMOTIVE ENGINE

C175-16

EJECTOR TRUCK

740

COLD PLANER

PR-450C

ENGINE - MACHINE

3408

CHALLENGER

55 65C 65D 35 45

GEN SET ENGINE

3406C 3406B 3304B 3306 3304 3412 3412C C280-16 3512

ROTARY/TRACK DRILLS

MD5150C MD6640

SKID STEER LOADER

226B 242D3 216B 236 272C 248 246 236D3 262C 252B 216 256C 242B 228 226 246C 232B 236B

WHEEL FELLER BUNCHER

533

TRUCK

793C 793F XQ 797F 794 AC 785C 785D 793F OEM

View More
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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

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