11631591 — BOLT,RIBBED SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

11631591: BOLT,RIBBED SHOULDER.

The BOLT,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4140 OR STEEL COMP 5140H OR STEEL COMP 8740 OVERALL, head_style: FLAT CHAMFER, rib_length: 0.740 INCHES NOMINAL IN, head_height: 0.310 INCHES NOMINAL IN, rib_quantity: 25, thread_class: 2A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-453-9333, 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

11631591

NSN: 5306-00-453-9333
FSC: 5306 — Bolts
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 4140 OR STEEL COMP 5140H OR STEEL COMP 8740 OVERALL
head_style	FLAT CHAMFER
rib_length	0.740 INCHES NOMINAL IN
head_height	0.310 INCHES NOMINAL IN
rib_quantity	25
thread_class	2A A
head_diameter	1.170 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN
thread_length	1.470 INCHES MINIMUM IN
shoulder_shape	RIBBED FIRST SHOULDER
fastener_length	3.000 INCHES NOMINAL IN
hardness_rating	32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
shoulder_length	0.840 INCHES NOMINAL FIRST SHOULDER IN
NSN	5306-00-453-9333

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.310 INCHES NOMINAL IN

•

FASTENER LENGTH: 3.000 INCHES NOMINAL IN

•

SHOULDER LENGTH: 0.840 INCHES NOMINAL FIRST SHOULDER IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,CL 1 FED SPEC ALL TREATMENT RESPONSES OVERALL

•

DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS: 0.840 INCHES NOMINAL IN

•

SHOULDER DIAMETER: 0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 1.470 INCHES MINIMUM IN

•

SHOULDER SHAPE: RIBBED FIRST SHOULDER

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.310 INCHES NOMINAL IN
FASTENER LENGTH	3.000 INCHES NOMINAL IN
SHOULDER LENGTH	0.840 INCHES NOMINAL FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,CL 1 FED SPEC ALL TREATMENT RESPONSES OVERALL
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS	0.840 INCHES NOMINAL IN
SHOULDER DIAMETER	0.870 INCHES MINIMUM AND 0.880 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	1.470 INCHES MINIMUM IN
SHOULDER SHAPE	RIBBED FIRST SHOULDER
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL

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

5306004539333Reference 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 11631591?

11631591 is a BOLT,RIBBED SHOULDER.

What parts can replace 11631591?

There is 1 known substitute for 11631591: 5306004539333. Substitute compatibility should be verified for your specific system.

What is the NSN for 11631591?

11631591 is cataloged in the U.S. Government catalog under NSN 5306-00-453-9333. This indicates validated use in U.S. government and defense supply chains.

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11631591 — BOLT,RIBBED SHOULDER

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