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401R842H01 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

401R842H01: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER OVERALL, peripheral_diameter: 0.880 INCHES NOMINAL IN, center_hole_diameter: 0.720 INCHES NOMINAL IN, cross-sectional_height: 0.060 INCHES NOMINAL IN, cross-sectional_thickness: 0.025 INCHES NOMINAL IN, cross-sectional_shape_style: CUP. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-079-7860, 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
401R842H01
NSN: 5330-00-079-7860
FSC: 5330 — Packing and Gasket Materials
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
materialRUBBER OVERALL
peripheral_diameter0.880 INCHES NOMINAL IN
center_hole_diameter0.720 INCHES NOMINAL IN
cross-sectional_height0.060 INCHES NOMINAL IN
cross-sectional_thickness0.025 INCHES NOMINAL IN
cross-sectional_shape_styleCUP
NSN5330-00-079-7860
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 401R842H01 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: 0.025 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.060 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
PERIPHERAL DIAMETER: 0.880 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.720 INCHES NOMINAL IN
•
MATERIAL: RUBBER OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.025 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.060 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLECUP
PERIPHERAL DIAMETER0.880 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.720 INCHES NOMINAL IN
MATERIALRUBBER OVERALL
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
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 401R842H01?
401R842H01 is a PACKING,PREFORMED.
What is the NSN for 401R842H01?
401R842H01 is cataloged in the U.S. Government catalog under NSN 5330-00-079-7860. 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.