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640426 — CONNECTOR,PLUG,ELECTRICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

640426: CONNECTOR,PLUG,ELECTRICAL.

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: PAPER OVERALL, body_style: RECTANGULAR SHAPE, hole_diameter: 0.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 3.02 MILLIMETERS NOMINAL MM, overall_height: 18.42 MILLIMETERS NOMINAL MM, overall_length: 55.22 MILLIMETERS MINIMUM AND 55.77 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-040-2585, 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
640426
NSN: 5330-00-040-2585
NIINs: 000402585, 001161350, 014401224
FSC: 5330 — Packing and Gasket Materials
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
materialPAPER OVERALL
body_styleRECTANGULAR SHAPE
hole_diameter0.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width3.02 MILLIMETERS NOMINAL MM
overall_height18.42 MILLIMETERS NOMINAL MM
overall_length55.22 MILLIMETERS MINIMUM AND 55.77 MILLIMETERS MAXIMUM MM
aperture_diameter3.406 INCHES NOMINAL IN
cross-sectional_thickness0.004 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
center_to_center_distance_between_bolt_holes_along_width3.875 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
center_to_center_distance_between_bolt_holes_along_length6.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
NSN5330-00-040-2585
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 640426 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
•
CROSS-SECTIONAL THICKNESS: 0.004 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 3.406 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH: 6.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH: 3.875 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
MATERIAL: PAPER OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.004 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
OVERALL LENGTH7.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH6.500 INCHES NOMINAL IN
APERTURE DIAMETER3.406 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG LENGTH6.250 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
CENTER TO CENTER DISTANCE BETWEEN BOLT HOLES ALONG WIDTH3.875 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
MATERIALPAPER OVERALL
HOLE DIAMETER0.469 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 2
8329853Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
640351Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 640426?
640426 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 640426?
There are 2 known substitutes for 640426: 8329853, 640351. Substitute compatibility should be verified for your specific system.
What is the NSN for 640426?
640426 is cataloged in the U.S. Government catalog under NSN 5330-00-040-2585. 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.