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Technical Data Sheet
PartsTable / COMPONENT / 7673-3
7673-3 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

CABLE AND CONDUIT ASSEMBLY,VEHIC. Key specifications include end_item_identification: TACTICAL WATER DISTRIBUTION SYSTEM(TWDS). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-291-4055, 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
7673-3
NSN: 5330-00-291-4055
FSC: 5330
CAGE: 14541 — COOPER MACHINERY SERVICES LLC (USA)
SPECIFICATIONS
end_item_identificationTACTICAL WATER DISTRIBUTION SYSTEM(TWDS)
NSN5330-00-291-4055
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7673-3 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
•
HOLE DIAMETER: 0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
•
BOLT HOLE QUANTITY: 2
•
STYLE DESIGNATOR: NON-CIRCULAR
•
OUTSIDE CORNER RADIUS: 0.438 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 2.938 INCHES NOMINAL IN
•
MATERIAL: COPPER ALLOY OVERALL
•
CROSS-SECTIONAL THICKNESS: 0.062 INCHES NOMINAL IN
TYPICAL APPLICATIONS
  • Server Internal Cabling
  • Data Center Cable Infrastructure
  • SAS/SATA Drive Connectivity
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.438 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
BOLT HOLE QUANTITY2
OVERALL WIDTH3.812 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OUTSIDE CORNER RADIUS0.438 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER2.938 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
APERTURE DIAMETER1.250 INCHES NOMINAL IN
SIDE RADIUS FROM GASKET CENTER1.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
76733Interchangeable
interchangeable cross-reference
interchangeable
76733REVC2Interchangeable
interchangeable cross-reference
interchangeable
23852Interchangeable
interchangeable cross-reference
interchangeable
2385200Interchangeable
interchangeable cross-reference
interchangeable
78831-1Interchangeable
Same NIIN cross-reference
interchangeable
72016PC48Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7673-3?
7673-3 is a CABLE AND CONDUIT ASSEMBLY,VEHIC.
What parts can replace 7673-3?
There are 6 known substitutes for 7673-3: 76733, 76733REVC2, 23852 and 3 more. Substitute compatibility should be verified for your specific system.
Is 7673-3 still available?
7673-3 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026