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GN-27-2E — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

GN-27-2E: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: WOOL OVERALL, hole_diameter: 4.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 5.062 INCHES NOMINAL IN, style_designator: CIRCULAR, bolt_circle_diameter: 0.406 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-051-1111, 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
GN-27-2E
NSN: 5330-01-051-1111
FSC: 5330 — Packing and Gasket Materials
CAGE: 14541 — COOPER MACHINERY SERVICES LLC (USA)
SPECIFICATIONS
materialWOOL OVERALL
hole_diameter4.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter5.062 INCHES NOMINAL IN
style_designatorCIRCULAR
bolt_hole_quantity6
bolt_circle_diameter0.406 INCHES NOMINAL IN
NSN5330-01-051-1111
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: GN-27-2E 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
•
STYLE DESIGNATOR: CIRCULAR
•
OUTSIDE DIAMETER: 5.062 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
•
BOLT CIRCLE DIAMETER: 0.406 INCHES NOMINAL IN
•
MATERIAL: WOOL OVERALL
•
HOLE DIAMETER: 4.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORCIRCULAR
OUTSIDE DIAMETER5.062 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
BOLT CIRCLE DIAMETER0.406 INCHES NOMINAL IN
MATERIALWOOL OVERALL
HOLE DIAMETER4.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
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 GN-27-2E?
GN-27-2E is a GASKET.
What is the NSN for GN-27-2E?
GN-27-2E is cataloged in the U.S. Government catalog under NSN 5330-01-051-1111. 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.