PartsTable
Technical Data Sheet
Download PDF

8T0273 — BOLT,INTERNAL WRENCHING

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

8T0273: BOLT,INTERNAL WRENCHING.

The BOLT,INTERNAL WRENCHING is a the manufacturer industrial component. Key specifications include thread_length: 34.0 MILLIMETERS NOMINAL MM, fastener_length: 40.0 MILLIMETERS NOMINAL MM, special_features: GRIP LENGTH 5 MM MM, internal_drive_style: HEXAGON, end_item_identification: EXCAVATOR WHEELED & CRAWLER MOUNTED, CATERPILLER M318 & 320B, nominal_thread_diameter: 12.0 MILLIMETERS MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-485-8576, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
8T0273
NSN: 5306-01-485-8576
FSC: 5306 — Bolts
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
thread_length34.0 MILLIMETERS NOMINAL MM
fastener_length40.0 MILLIMETERS NOMINAL MM
special_featuresGRIP LENGTH 5 MM MM
internal_drive_styleHEXAGON
end_item_identificationEXCAVATOR WHEELED & CRAWLER MOUNTED, CATERPILLER M318 & 320B
nominal_thread_diameter12.0 MILLIMETERS MM
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
thread_pitch_in_millimeters1.75
NSN5306-01-485-8576
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 8T0273 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FASTENER LENGTH: 40.0 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 1.75
•
THREAD LENGTH: 34.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 12.0 MILLIMETERS MM
•
INTERNAL DRIVE STYLE: HEXAGON
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
FASTENER LENGTH40.0 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS1.75
THREAD LENGTH34.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER12.0 MILLIMETERS MM
SPECIAL FEATURESGRIP LENGTH 5 MM MM
INTERNAL DRIVE STYLEHEXAGON
END ITEM IDENTIFICATIONEXCAVATOR WHEELED & CRAWLER MOUNTED, CATERPILLER M318 & 320B
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 8T0273?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 8T0273?
8T0273 is a BOLT,INTERNAL WRENCHING.
What is the NSN for 8T0273?
8T0273 is cataloged in the U.S. Government catalog under NSN 5306-01-485-8576. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 8T0273