20-X-403-CLH — BOLT,RIBBED SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

20-X-403-CLH: BOLT,RIBBED SHOULDER.

The BOLT,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, rib_length: 0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, head_height: 0.312 INCHES NOMINAL IN, rib_quantity: 36, head_diameter: 1.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-104-5885, 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

20-X-403-CLH

NSN: 5306-01-104-5885
FSC: 5306 — Bolts
CAGE: 78500 — MERITOR HEAVY VEHICLE SYSTEMS, LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	FLAT CHAMFER
rib_length	0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
head_height	0.312 INCHES NOMINAL IN
rib_quantity	36
head_diameter	1.312 INCHES NOMINAL IN
thread_length	1.250 INCHES MINIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	2.562 INCHES NOMINAL IN
shoulder_length	0.281 INCHES NOMINAL FIRST SHOULDER IN
thread_direction	LEFT-HAND
shoulder_diameter	0.973 INCHES MINIMUM AND 0.977 INCHES MAXIMUM FIRST SHOULDER IN
NSN	5306-01-104-5885

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.312 INCHES NOMINAL IN

•

RIB INCLUDED ANGLE: 90.0 DEGREES NOMINAL

•

FASTENER LENGTH: 2.562 INCHES NOMINAL IN

•

SHOULDER LENGTH: 0.281 INCHES NOMINAL FIRST SHOULDER IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS: 0.281 INCHES NOMINAL IN

•

SHOULDER DIAMETER: 0.973 INCHES MINIMUM AND 0.977 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 1.250 INCHES MINIMUM IN

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.312 INCHES NOMINAL IN
RIB INCLUDED ANGLE	90.0 DEGREES NOMINAL
FASTENER LENGTH	2.562 INCHES NOMINAL IN
SHOULDER LENGTH	0.281 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS	0.281 INCHES NOMINAL IN
SHOULDER DIAMETER	0.973 INCHES MINIMUM AND 0.977 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	1.250 INCHES MINIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
RIB LENGTH	0.407 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN

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 1

5306011045885Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 20-X-403-CLH?

20-X-403-CLH is a BOLT,RIBBED SHOULDER.

What parts can replace 20-X-403-CLH?

There is 1 known substitute for 20-X-403-CLH: 5306011045885. Substitute compatibility should be verified for your specific system.

What is the NSN for 20-X-403-CLH?

20-X-403-CLH is cataloged in the U.S. Government catalog under NSN 5306-01-104-5885. This indicates validated use in U.S. government and defense supply chains.

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