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Technical Data Sheet
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1CB4 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

1CB4: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: ITEM USED ON T3000 FIRE TRUCK. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-173-8207, 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
1CB4
NSN: 5330-00-173-8207
NIINs: 001738207, 014575664
FSC: 5330 — Packing and Gasket Materials
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
end_item_identificationITEM USED ON T3000 FIRE TRUCK
NSN5330-00-173-8207
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1CB4 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CIRCULAR
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CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
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OUTSIDE DIAMETER: 0.491 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN
•
APERTURE DIAMETER: 0.367 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE AND GLASS OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
STYLE DESIGNATORCIRCULAR
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER0.491 INCHES MINIMUM AND 0.509 INCHES MAXIMUM IN
APERTURE DIAMETER0.367 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE AND GLASS OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 1CB4?
1CB4 is a GASKET.
What is the NSN for 1CB4?
1CB4 is cataloged in the U.S. Government catalog under NSN 5330-00-173-8207. 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.