CA2821-2 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

CA2821-2: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.350 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN, thread_length: 0.438 INCHES MAXIMUM IN, screw_material: STEEL CORROSION RESISTING, fastener_length: 0.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-934-9930, 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

CA2821-2

NSN: 5305-00-934-9930
FSC: 5305 — Screws
CAGE: 29372 — HOWMET GLOBAL FASTENING SYSTEMS INC. DIV TRIDAIR PRODUCTS (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.350 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
thread_length	0.438 INCHES MAXIMUM IN
screw_material	STEEL CORROSION RESISTING
fastener_length	0.438 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
countersink_angle	100.0 DEGREES NOMINAL
internal_drive_style	CROSS RECESS TYPE 1
nominal_thread_diameter	0.250 INCHES IN
screw_surface_treatment	PASSIVATE
thread_quantity_per_inch	28
NSN	5305-00-934-9930

COMPONENT DIAGRAM

KEY FEATURES

•

SCREW SURFACE TREATMENT: PASSIVATE

•

FASTENER LENGTH: 0.438 INCHES NOMINAL IN

•

THREAD LENGTH: 0.438 INCHES MAXIMUM IN

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

SCREW MATERIAL: STEEL CORROSION RESISTING

•

INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1

TECHNICAL CHARACTERISTICS

SCREW SURFACE TREATMENT	PASSIVATE
FASTENER LENGTH	0.438 INCHES NOMINAL IN
THREAD LENGTH	0.438 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SCREW MATERIAL	STEEL CORROSION RESISTING
INTERNAL DRIVE STYLE	CROSS RECESS TYPE 1
COUNTERSINK ANGLE	100.0 DEGREES NOMINAL
THREAD CLASS	3A A

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

9976493-2Reference 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 CA2821-2?

CA2821-2 is a SCREW,MACHINE.

What parts can replace CA2821-2?

There is 1 known substitute for CA2821-2: 9976493-2. Substitute compatibility should be verified for your specific system.

What is the NSN for CA2821-2?

CA2821-2 is cataloged in the U.S. Government catalog under NSN 5305-00-934-9930. This indicates validated use in U.S. government and defense supply chains.

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