SM-B-447966 — COUPLER,DIRECTIONAL

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

SM-B-447966: COUPLER,DIRECTIONAL.

The COUPLER,DIRECTIONAL is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 2A A, head_diameter: 0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, thread_length: 0.261 INCHES MAXIMUM IN, screw_material: STEEL CORROSION RESISTING, fastener_length: 0.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5985-01-099-4643, 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

SM-B-447966

NSN: 5985-01-099-4643
FSC: 5985 — Antennas, Waveguides, and Related Equipment
CAGE: 80063 — US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	2A A
head_diameter	0.156 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
thread_length	0.261 INCHES MAXIMUM IN
screw_material	STEEL CORROSION RESISTING
fastener_length	0.312 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
countersink_angle	80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
internal_drive_style	SLOT
nominal_thread_diameter	0.086 INCHES IN
screw_surface_treatment	PASSIVATE
minimum_tensile_strength	80000 POUNDS PER SQUARE INCH LBS
NSN	5985-01-099-4643

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

A9534Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

SIA-1143Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 SM-B-447966?

SM-B-447966 is a COUPLER,DIRECTIONAL.

What parts can replace SM-B-447966?

There are 2 known substitutes for SM-B-447966: A9534, SIA-1143. Substitute compatibility should be verified for your specific system.

What is the NSN for SM-B-447966?

SM-B-447966 is cataloged in the U.S. Government catalog under NSN 5985-01-099-4643. This indicates validated use in U.S. government and defense supply chains.

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SM-B-447966 — COUPLER,DIRECTIONAL

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