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A57457 — RETAINER,SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A57457: RETAINER,SEAL.

The RETAINER,SEAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, overall_height: 1.810 INCHES NOMINAL1.810 INCHES NOMINAL IN, aperture_diameter: 5.747 INCHES MINIMUM AND 5.747 INCHES MINIMUM AND 5.750 INCHES MAXIMUM5.750 INCHES MAXIMUM IN, bolt_hole_diameter: 0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN, bolt_hole_quantity: 66, mounting_flange_width: 8.120 INCHES NOMINAL8.120 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-087-0087, 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
A57457
NSN: 5330-01-087-0087
FSC: 5330 — Packing and Gasket Materials
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
overall_height1.810 INCHES NOMINAL1.810 INCHES NOMINAL IN
aperture_diameter5.747 INCHES MINIMUM AND 5.747 INCHES MINIMUM AND 5.750 INCHES MAXIMUM5.750 INCHES MAXIMUM IN
bolt_hole_diameter0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN
bolt_hole_quantity66
mounting_flange_width8.120 INCHES NOMINAL8.120 INCHES NOMINAL IN
mounting_flange_length9.560 INCHES NOMINAL9.560 INCHES NOMINAL IN
NSN5330-01-087-0087
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A57457 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 HOLE DIAMETER: 0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN
•
APERTURE DIAMETER: 5.747 INCHES MINIMUM AND 5.747 INCHES MINIMUM AND 5.750 INCHES MAXIMUM5.750 INCHES MAXIMUM IN
•
MOUNTING FLANGE LENGTH: 9.560 INCHES NOMINAL9.560 INCHES NOMINAL IN
•
MOUNTING FLANGE WIDTH: 8.120 INCHES NOMINAL8.120 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 66
•
MATERIAL: ALUMINUM OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.810 INCHES NOMINAL1.810 INCHES NOMINAL IN
BOLT HOLE DIAMETER0.406 INCHES NOMINAL0.406 INCHES NOMINAL IN
APERTURE DIAMETER5.747 INCHES MINIMUM AND 5.747 INCHES MINIMUM AND 5.750 INCHES MAXIMUM5.750 INCHES MAXIMUM IN
MOUNTING FLANGE LENGTH9.560 INCHES NOMINAL9.560 INCHES NOMINAL IN
MOUNTING FLANGE WIDTH8.120 INCHES NOMINAL8.120 INCHES NOMINAL IN
BOLT HOLE QUANTITY66
MATERIALALUMINUM 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 A57457?
A57457 is a RETAINER,SEAL.
What is the NSN for A57457?
A57457 is cataloged in the U.S. Government catalog under NSN 5330-01-087-0087. This indicates validated use in U.S. government and defense supply chains.
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