AN526-640R8 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

AN526-640R8: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: BUTTON, head_height: 0.086 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.303 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN, thread_length: 0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, screw_material: STEEL OR STEEL COMP 1010. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-144-3787, 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

AN526-640R8

NSN: 5305-00-144-3787
FSC: 5305 — Screws
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)

SPECIFICATIONS

head_style	BUTTON
head_height	0.086 INCHES MAXIMUM IN
thread_class	2A A
head_diameter	0.303 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN
thread_length	0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
screw_material	STEEL OR STEEL COMP 1010
fastener_length	0.500 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.138 INCHES IN
screw_surface_treatment	CADMIUM
minimum_tensile_strength	55000 POUNDS PER SQUARE INCH LBS
NSN	5305-00-144-3787

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.086 INCHES MAXIMUM IN

•

SCREW SURFACE TREATMENT: CADMIUM

•

FASTENER LENGTH: 0.500 INCHES NOMINAL IN

•

SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE

•

THREAD LENGTH: 0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.138 INCHES IN

•

HEAD STYLE: BUTTON

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.086 INCHES MAXIMUM IN
SCREW SURFACE TREATMENT	CADMIUM
FASTENER LENGTH	0.500 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
THREAD LENGTH	0.450 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.138 INCHES IN
HEAD STYLE	BUTTON
THREAD DIRECTION	RIGHT-HAND
SCREW MATERIAL	STEEL OR STEEL COMP 1010
MINIMUM TENSILE STRENGTH	55000 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

FFS92ANDTYPE3ANDSTYLE7CReference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

Ready to buy AN526-640R8?

Compare prices from verified sellers on eBay

Buy on eBay →

As an eBay Partner, PartsTable may earn a commission. Your price is not affected.

FREQUENTLY ASKED QUESTIONS

What is AN526-640R8?

AN526-640R8 is a SCREW,MACHINE.

What parts can replace AN526-640R8?

There is 1 known substitute for AN526-640R8: FFS92ANDTYPE3ANDSTYLE7C. Substitute compatibility should be verified for your specific system.

What is the NSN for AN526-640R8?

AN526-640R8 is cataloged in the U.S. Government catalog under NSN 5305-00-144-3787. This indicates validated use in U.S. government and defense supply chains.

Community Feedback

AN526-640R8 — SCREW,MACHINE

Request a Quote — AN526-640R8