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2057G27-001 — COVER,ACCESS

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2057G27-001: COVER,ACCESS.

The COVER,ACCESS is a the manufacturer industrial component. Key specifications include body_thickness: 0.4000 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN, outside_diameter: 17.7600 INCHES NOMINAL IN, bolt_circle_diameter: 16.2500 INCHES NOMINAL IN, securing_device_type: SPECIAL, peripheral_shape_style: ROUND, MULTI HOLES, cross-sectional_shape_style: FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-260-5624, 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
2057G27-001
NSN: 5340-01-260-5624
FSC: 5340 — Hardware, Commercial
CAGE: 17454 — TIMKEN GEARS & SERVICES INC. DIV PHILADELPHIA GEAR (USA)
SPECIFICATIONS
body_thickness0.4000 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
outside_diameter17.7600 INCHES NOMINAL IN
bolt_circle_diameter16.2500 INCHES NOMINAL IN
securing_device_typeSPECIAL
peripheral_shape_styleROUND, MULTI HOLES
bolt_circle_hole_quantity8
cross-sectional_shape_styleFLAT
NSN5340-01-260-5624
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2057G27-001 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
•
BOLT CIRCLE HOLE QUANTITY: 8
•
CROSS-SECTIONAL SHAPE STYLE: FLAT
•
OUTSIDE DIAMETER: 17.7600 INCHES NOMINAL IN
•
SECURING DEVICE TYPE: SPECIAL
•
BOLT CIRCLE DIAMETER: 16.2500 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND, MULTI HOLES
•
BODY THICKNESS: 0.4000 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
BOLT CIRCLE HOLE QUANTITY8
CROSS-SECTIONAL SHAPE STYLEFLAT
OUTSIDE DIAMETER17.7600 INCHES NOMINAL IN
SECURING DEVICE TYPESPECIAL
BOLT CIRCLE DIAMETER16.2500 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND, MULTI HOLES
BODY THICKNESS0.4000 INCHES MINIMUM AND 0.4600 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
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 2057G27-001?
2057G27-001 is a COVER,ACCESS.
What is the NSN for 2057G27-001?
2057G27-001 is cataloged in the U.S. Government catalog under NSN 5340-01-260-5624. This indicates validated use in U.S. government and defense supply chains.
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