ST3M506-7-11 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

ST3M506-7-11: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.644 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN, thread_length: 0.573 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-265-3353, 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

ST3M506-7-11

NSN: 5305-01-265-3353
FSC: 5305 — Screws
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.644 INCHES MINIMUM AND 0.704 INCHES MAXIMUM IN
thread_length	0.573 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	1.271 INCHES MINIMUM AND 1.318 INCHES MAXIMUM IN
shoulder_length	0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM FIRST SHOULDER IN
special_features	INTERNAL HEX IN POINT
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
shoulder_diameter	0.4677 INCHES MINIMUM AND 0.4682 INCHES MAXIMUM FIRST SHOULDER IN
NSN	5305-01-265-3353

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 1.271 INCHES MINIMUM AND 1.318 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.4677 INCHES MINIMUM AND 0.4682 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.573 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

NOMINAL THREAD DIAMETER: 0.437 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	1.271 INCHES MINIMUM AND 1.318 INCHES MAXIMUM IN
SHOULDER LENGTH	0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER	0.4677 INCHES MINIMUM AND 0.4682 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.573 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
NOMINAL THREAD DIAMETER	0.437 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	INTERNAL HEX IN POINT
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH LBS

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753

SUBSTITUTES & CROSS-REFERENCES 1

HT4011-7-11Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 ST3M506-7-11?

ST3M506-7-11 is a SCREW,SHOULDER.

What parts can replace ST3M506-7-11?

There is 1 known substitute for ST3M506-7-11: HT4011-7-11. Substitute compatibility should be verified for your specific system.

What is the NSN for ST3M506-7-11?

ST3M506-7-11 is cataloged in the U.S. Government catalog under NSN 5305-01-265-3353. This indicates validated use in U.S. government and defense supply chains.

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