HT4009-4-7 — SCREW,SHOULDER

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

HT4009-4-7: SCREW,SHOULDER.

The SCREW,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP XM-13 OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN, thread_length: 0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-045-9634, 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

HT4009-4-7

NSN: 5305-01-045-9634
FSC: 5305 — Screws
CAGE: L4528 — LISI AEROSPACE CANADA CORP DIV HI SHEAR HOLDINGS INC (CAN)

SPECIFICATIONS

material	STEEL COMP XM-13 OVERALL
head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
thread_length	0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
shoulder_shape	ROUND FIRST SHOULDER
fastener_length	0.820 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN
shoulder_length	0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM FIRST SHOULDER IN
special_features	INTERNAL HEXAGON SOCKET IN THREAD END 0.0947 IN. MIN AND 0.0967 IN. MAX WIDTH ACROSS FLATS IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
shoulder_diameter	0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER IN
NSN	5305-01-045-9634

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.820 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN

•

SHOULDER LENGTH: 0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM FIRST SHOULDER IN

•

SHOULDER DIAMETER: 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER IN

•

THREAD LENGTH: 0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN

•

SHOULDER SHAPE: ROUND FIRST SHOULDER

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.820 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN
SHOULDER LENGTH	0.333 INCHES MINIMUM AND 0.353 INCHES MAXIMUM FIRST SHOULDER IN
SHOULDER DIAMETER	0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH	0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM IN
SHOULDER SHAPE	ROUND FIRST SHOULDER
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SPECIAL FEATURES	INTERNAL HEXAGON SOCKET IN THREAD END 0.0947 IN. MIN AND 0.0967 IN. MAX WIDTH ACROSS FLATS IN

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 1

ST3M505-4-7Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 HT4009-4-7?

HT4009-4-7 is a SCREW,SHOULDER.

What parts can replace HT4009-4-7?

There is 1 known substitute for HT4009-4-7: ST3M505-4-7. Substitute compatibility should be verified for your specific system.

What is the NSN for HT4009-4-7?

HT4009-4-7 is cataloged in the U.S. Government catalog under NSN 5305-01-045-9634. This indicates validated use in U.S. government and defense supply chains.

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