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201256 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

201256: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: LEATHER OVERALL, aperture_diameter: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-319-3495, 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
201256
NSN: 5330-00-319-3495
FSC: 5330 — Packing and Gasket Materials
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)
SPECIFICATIONS
materialLEATHER OVERALL
aperture_diameter1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
NSN5330-00-319-3495
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 201256 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
•
APERTURE DIAMETER: 1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
•
MATERIAL: LEATHER OVERALL
TECHNICAL CHARACTERISTICS
APERTURE DIAMETER1.740 INCHES MINIMUM AND 1.760 INCHES MAXIMUM IN
MATERIALLEATHER 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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 201256?
201256 is a GASKET.
What is the NSN for 201256?
201256 is cataloged in the U.S. Government catalog under NSN 5330-00-319-3495. This indicates validated use in U.S. government and defense supply chains.
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