AN509-416R12 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

AN509-416R12: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.447 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN, thread_length: 0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN, screw_material: STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740, fastener_length: 0.766 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-150-9580, 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

AN509-416R12

NSN: 5305-00-150-9580
FSC: 5305 — Screws
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.447 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
thread_length	0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
screw_material	STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740
fastener_length	0.766 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
hardness_rating	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.250 INCHES IN
screw_surface_treatment	CADMIUM
NSN	5305-00-150-9580

COMPONENT DIAGRAM

KEY FEATURES

•

SCREW SURFACE TREATMENT: CADMIUM

•

FASTENER LENGTH: 0.766 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN

•

SCREW MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE

•

THREAD LENGTH: 0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN

•

HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

SCREW SURFACE TREATMENT	CADMIUM
FASTENER LENGTH	0.766 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE
THREAD LENGTH	0.531 INCHES MINIMUM AND 0.547 INCHES MAXIMUM IN
HARDNESS RATING	26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SCREW MATERIAL	STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8735 OR STEEL COMP 8740
MINIMUM TENSILE STRENGTH	125000 POUNDS PER SQUARE INCH LBS

SUBSTITUTES & CROSS-REFERENCES 2

MILS7839Reference document

Same NSN cross-reference

Reference document — Identification reference

S7839Reference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AN509-416R12?

AN509-416R12 is a SCREW,MACHINE.

What parts can replace AN509-416R12?

There are 2 known substitutes for AN509-416R12: MILS7839, S7839. Substitute compatibility should be verified for your specific system.

What is the NSN for AN509-416R12?

AN509-416R12 is cataloged in the U.S. Government catalog under NSN 5305-00-150-9580. This indicates validated use in U.S. government and defense supply chains.

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