20X997 — BOLT,RIBBED SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

20X997: BOLT,RIBBED SHOULDER.

The BOLT,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DRIVE, rib_length: 0.500 INCHES NOMINAL IN, head_height: 0.188 INCHES NOMINAL IN, rib_quantity: 33, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-467-3010, 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

20X997

NSN: 5306-00-467-3010
FSC: 5306 — Bolts
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	DRIVE
rib_length	0.500 INCHES NOMINAL IN
head_height	0.188 INCHES NOMINAL IN
rib_quantity	33
thread_class	2A A
head_diameter	1.250 INCHES NOMINAL IN
thread_length	1.188 INCHES NOMINAL IN
shoulder_shape	RIBBED FIRST SHOULDER
fastener_length	2.875 INCHES NOMINAL IN
shoulder_length	1.500 INCHES NOMINAL FIRST SHOULDER IN
thread_direction	LEFT-HAND
NSN	5306-00-467-3010

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.188 INCHES NOMINAL IN

•

RIB INCLUDED ANGLE: 60.0 DEGREES NOMINAL

•

FASTENER LENGTH: 2.875 INCHES NOMINAL IN

•

SHOULDER LENGTH: 1.500 INCHES NOMINAL FIRST SHOULDER IN

•

DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS: 0.590 INCHES NOMINAL IN

•

SHOULDER DIAMETER: 0.775 INCHES NOMINAL FIRST SHOULDER IN

•

THREAD LENGTH: 1.188 INCHES NOMINAL IN

•

SHOULDER SHAPE: RIBBED FIRST SHOULDER

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.188 INCHES NOMINAL IN
RIB INCLUDED ANGLE	60.0 DEGREES NOMINAL
FASTENER LENGTH	2.875 INCHES NOMINAL IN
SHOULDER LENGTH	1.500 INCHES NOMINAL FIRST SHOULDER IN
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS	0.590 INCHES NOMINAL IN
SHOULDER DIAMETER	0.775 INCHES NOMINAL FIRST SHOULDER IN
THREAD LENGTH	1.188 INCHES NOMINAL IN
SHOULDER SHAPE	RIBBED FIRST SHOULDER
RIB LENGTH	0.500 INCHES NOMINAL IN
RIB MINOR DIAMETER	0.750 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5306 — Bolts

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5306-00-004-7044 5306-00-007-6129 5306-00-008-7899 5306-00-009-4739 5306-00-118-7332 5306-00-151-1777 5306-00-255-4507 5306-01-101-2459

SUBSTITUTES & CROSS-REFERENCES 1

9-2923-393Reference 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 20X997?

20X997 is a BOLT,RIBBED SHOULDER.

What parts can replace 20X997?

There is 1 known substitute for 20X997: 9-2923-393. Substitute compatibility should be verified for your specific system.

What is the NSN for 20X997?

20X997 is cataloged in the U.S. Government catalog under NSN 5306-00-467-3010. This indicates validated use in U.S. government and defense supply chains.

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