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440143 — CONNECTOR,RECEPTACLE,ELECTRICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

440143: CONNECTOR,RECEPTACLE,ELECTRICAL.

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: PLASTIC DIALLYL PHTHALATE BOARD, body_style: BARRIER TYPE, overall_width: 0.500 INCHES NOMINAL IN, aperture_width: 0.156 INCHES NOMINAL IN, base_thickness: 1.120 INCHES IN, overall_length: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-977-4447, 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
440143
NSN: 5330-00-977-4447
NIINs: 009774447, 014331614
FSC: 5330 — Packing and Gasket Materials
CAGE: 80249 — BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. (USA)
SPECIFICATIONS
materialPLASTIC DIALLYL PHTHALATE BOARD
body_styleBARRIER TYPE
overall_width0.500 INCHES NOMINAL IN
aperture_width0.156 INCHES NOMINAL IN
base_thickness1.120 INCHES IN
overall_length2.000 INCHES NOMINAL IN
aperture_length1.666 INCHES NOMINAL IN
terminal_designFEEDTHRU
special_featuresSPLICER TERMINAL BLOCK FOR NO.4 WIRE
board_constructionSOLID CONSTRUCTION
board_overall_width5.370 INCHES IN
board_overall_height2.620 INCHES IN
NSN5330-00-977-4447
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 440143 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: COMMUNICATION SYSTEMS
•
CROSS-SECTIONAL THICKNESS: 0.340 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE WIDTH: 0.156 INCHES NOMINAL IN
•
APERTURE LENGTH: 1.666 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE CLASS Q OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATACOMMUNICATION SYSTEMS
CROSS-SECTIONAL THICKNESS0.340 INCHES NOMINAL IN
OVERALL LENGTH2.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH0.500 INCHES NOMINAL IN
APERTURE WIDTH0.156 INCHES NOMINAL IN
APERTURE LENGTH1.666 INCHES NOMINAL IN
MATERIALRUBBER SILICONE CLASS Q OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
5800332-1310-002Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 440143?
440143 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 440143?
There is 1 known substitute for 440143: 5800332-1310-002. Substitute compatibility should be verified for your specific system.
What is the NSN for 440143?
440143 is cataloged in the U.S. Government catalog under NSN 5330-00-977-4447. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.