SC1752-4-9 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

SC1752-4-9: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2895 INCHES MAXIMUM IN, head_diameter: 0.509 INCHES MINIMUM AND 0.518 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-436-0789, 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

SC1752-4-9

NSN: 5305-01-436-0789
FSC: 5305 — Screws
CAGE: 06950 — HOWMET GLOBAL FASTENING SYSTEMS INC (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
head_style	FLAT COUNTERSUNK
grip_length	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.2485 INCHES MINIMUM AND 0.2895 INCHES MAXIMUM IN
head_diameter	0.509 INCHES MINIMUM AND 0.518 INCHES MAXIMUM IN
thread_length	0.365 INCHES NOMINAL IN
fastener_length	1.043 INCHES MINIMUM AND 1.073 INCHES MAXIMUM IN
special_features	NUTPLATE CBORE BETWEEN GRIP AND THREADS/CAPTIVE PANEL FASTENER
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatment	PASSIVATE OVERALL
NSN	5305-01-436-0789

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 1.043 INCHES MINIMUM AND 1.073 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.365 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD 1ST MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

GRIP LENGTH: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	1.043 INCHES MINIMUM AND 1.073 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.365 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD 1ST MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
GRIP DIAMETER	0.2485 INCHES MINIMUM AND 0.2895 INCHES MAXIMUM IN
SPECIAL FEATURES	NUTPLATE CBORE BETWEEN GRIP AND THREADS/CAPTIVE PANEL FASTENER

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is SC1752-4-9?

SC1752-4-9 is a SCREW,CLOSE TOLERANCE.

What is the NSN for SC1752-4-9?

SC1752-4-9 is cataloged in the U.S. Government catalog under NSN 5305-01-436-0789. This indicates validated use in U.S. government and defense supply chains.

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