72791H3A6 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

72791H3A6: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.1885 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM IN, head_diameter: 0.325 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-083-2143, 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

72791H3A6

NSN: 5305-00-083-2143
FSC: 5305 — Screws
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)

SPECIFICATIONS

material	STEEL COMP H11 OVERALL
head_style	FLAT COUNTERSUNK
grip_length	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.1885 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM IN
head_diameter	0.325 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length	0.210 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN
fastener_length	0.595 INCHES MINIMUM AND 0.642 INCHES MAXIMUM IN
hardness_rating	50.0 ROCKWELL C NOMINAL OVERALL
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatment	CADMIUM OVERALL
NSN	5305-00-083-2143

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.595 INCHES MINIMUM AND 0.642 INCHES MAXIMUM IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SPS-P-671,50392 MFR REF SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.210 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN

•

HARDNESS RATING: 50.0 ROCKWELL C NOMINAL OVERALL

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS6485 FED SPEC 1ST MATERIAL RESPONSE OR AMS6487 FED SPEC 2ND MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.595 INCHES MINIMUM AND 0.642 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	SPS-P-671,50392 MFR REF SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.210 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN
HARDNESS RATING	50.0 ROCKWELL C NOMINAL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	AMS6485 FED SPEC 1ST MATERIAL RESPONSE OR AMS6487 FED SPEC 2ND MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
GRIP DIAMETER	0.1885 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM IN

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

GB510AD3A6Reference document

Same NSN cross-reference

Reference document — Vendor item drawing 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 72791H3A6?

72791H3A6 is a SCREW,CLOSE TOLERANCE.

What parts can replace 72791H3A6?

There is 1 known substitute for 72791H3A6: GB510AD3A6. Substitute compatibility should be verified for your specific system.

What is the NSN for 72791H3A6?

72791H3A6 is cataloged in the U.S. Government catalog under NSN 5305-00-083-2143. This indicates validated use in U.S. government and defense supply chains.

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