51777621 — BIT,ROCK DRILL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

51777621: BIT,ROCK DRILL.

The BIT,ROCK DRILL is a the manufacturer industrial component. Key specifications include material: STEEL, special_features: HAMMER BIT, attachment_method: THREADED BOTTOM DRIVE, drilled_hole_diameter: 8.500 INCHES IN, cleaning_hole_location_and_quantity: 2 FRONT. This part is cataloged in the U.S.

Government catalog under NSN 3820-01-338-7452, 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

51777621

NSN: 3820-01-338-7452
FSC: 3820 — Mining, Rock Drilling, Earth Boring, and Related Equipment
CAGE: 62475 — INGERSOLL-RAND CO PROFESSIONAL TOOLS GROUP (USA)

SPECIFICATIONS

material	STEEL
special_features	HAMMER BIT
attachment_method	THREADED BOTTOM DRIVE
drilled_hole_diameter	8.500 INCHES IN
cleaning_hole_location_and_quantity	2 FRONT
NSN	3820-01-338-7452

COMPONENT DIAGRAM

KEY FEATURES

•

DRILLED HOLE DIAMETER: 8.500 INCHES IN

•

MATERIAL: STEEL

•

CLEANING HOLE LOCATION AND QUANTITY: 2 FRONT

•

ATTACHMENT METHOD: THREADED BOTTOM DRIVE

TECHNICAL CHARACTERISTICS

DRILLED HOLE DIAMETER	8.500 INCHES IN
SPECIAL FEATURES	HAMMER BIT
MATERIAL	STEEL
CLEANING HOLE LOCATION AND QUANTITY	2 FRONT
ATTACHMENT METHOD	THREADED BOTTOM DRIVE

SUBSTITUTES & CROSS-REFERENCES 3

855017P0514Reference document

Same NSN cross-reference

Reference document — Vendor item drawing reference

855017P0514-4Reference document

Same NSN cross-reference

Reference document — Secondary reference

50758861Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 51777621?

51777621 is a BIT,ROCK DRILL.

What parts can replace 51777621?

There are 3 known substitutes for 51777621: 855017P0514, 855017P0514-4, 50758861. Substitute compatibility should be verified for your specific system.

What is the NSN for 51777621?

51777621 is cataloged in the U.S. Government catalog under NSN 3820-01-338-7452. This indicates validated use in U.S. government and defense supply chains.

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51777621 — BIT,ROCK DRILL

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