SB-443JL — JUNCTION BOX

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

SB-443JL: JUNCTION BOX.

The JUNCTION BOX is a the manufacturer industrial component. Key specifications include material: STEEL BODY, body_width: 4.000 INCHES NOMINAL IN, cover_type: HINGED, body_length: 3.000 INCHES NOMINAL IN, inside_depth: 4.000 INCHES NOMINAL IN, style_designator: SQUARE-TWO GANG BOX. This part is cataloged in the U.S.

Government catalog under NSN 5975-00-467-3999, 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

SB-443JL

NSN: 5975-00-467-3999
FSC: 5975 — Electrical Hardware and Supplies
CAGE: 63098 — AUSTIN CO INC THE AN INDEPENDENTLY OWNED AND OPERATED BUSINESS (USA)

SPECIFICATIONS

material	STEEL BODY
body_width	4.000 INCHES NOMINAL IN
cover_type	HINGED
body_length	3.000 INCHES NOMINAL IN
inside_depth	4.000 INCHES NOMINAL IN
style_designator	SQUARE-TWO GANG BOX
surface_treatment	ENAMEL OVERALL
environmental_protection	DUSTPROOF
cover_opening_shape_and_quantity	1 OBLONG
NSN	5975-00-467-3999

COMPONENT DIAGRAM

KEY FEATURES

•

INSIDE DEPTH: 4.000 INCHES NOMINAL IN

•

BODY WIDTH: 4.000 INCHES NOMINAL IN

•

STYLE DESIGNATOR: SQUARE-TWO GANG BOX

•

BODY LENGTH: 3.000 INCHES NOMINAL IN

•

COVER TYPE: HINGED

•

SURFACE TREATMENT: ENAMEL OVERALL

•

ENVIRONMENTAL PROTECTION: DUSTPROOF

•

MATERIAL: STEEL BODY

TECHNICAL CHARACTERISTICS

INSIDE DEPTH	4.000 INCHES NOMINAL IN
BODY WIDTH	4.000 INCHES NOMINAL IN
STYLE DESIGNATOR	SQUARE-TWO GANG BOX
BODY LENGTH	3.000 INCHES NOMINAL IN
COVER TYPE	HINGED
SURFACE TREATMENT	ENAMEL OVERALL
ENVIRONMENTAL PROTECTION	DUSTPROOF
MATERIAL	STEEL BODY
MATERIAL	STEEL COVER
COVER OPENING SHAPE AND QUANTITY	1 OBLONG

SUBSTITUTES & CROSS-REFERENCES 2

404LPReference document

Same NSN cross-reference

Reference document — Design control — primary reference

AB-443JLSame 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 SB-443JL?

SB-443JL is a JUNCTION BOX.

What parts can replace SB-443JL?

There are 2 known substitutes for SB-443JL: 404LP, AB-443JL. Substitute compatibility should be verified for your specific system.

What is the NSN for SB-443JL?

SB-443JL is cataloged in the U.S. Government catalog under NSN 5975-00-467-3999. This indicates validated use in U.S. government and defense supply chains.

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