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5452142 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5452142: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include end_item_identification: 2340016512171, part_name_assigned_by_controlling_agency: LIMITED BADGE. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-420-5925, 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
5452142
NSN: 5330-00-420-5925
NIINs: 004205925, 017181271
FSC: 5330 — Packing and Gasket Materials
CAGE: 97399 — DRAGON VALVES INC (USA)
SPECIFICATIONS
end_item_identification2340016512171
part_name_assigned_by_controlling_agencyLIMITED BADGE
NSN5330-00-420-5925
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5452142 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
•
HARDNESS RATING: 50.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
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RIM SURFACE WIDTH: 0.062 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: CUP
•
PERIPHERAL DIAMETER: 0.438 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER CHLOROPRENE CLASS CR OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING50.0 SHORE DUROMETER A MINIMUM AND 60.0 SHORE DUROMETER A MAXIMUM OVERALL
RIM SURFACE WIDTH0.062 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLECUP
PERIPHERAL DIAMETER0.438 INCHES NOMINAL IN
CENTER HOLE DIAMETER0.250 INCHES NOMINAL IN
MATERIALRUBBER CHLOROPRENE CLASS CR OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5452142?
5452142 is a PACKING,PREFORMED.
What is the NSN for 5452142?
5452142 is cataloged in the U.S. Government catalog under NSN 5330-00-420-5925. 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.