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PGF8857 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

PGF8857: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include case_style: SQUARE, seal_width: 0.406 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN, housing_bore_diameter: 2.125 INCHES NOMINAL IN, accommodated_shaft_diameter: 1.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-641-0966, 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
PGF8857
NSN: 5330-00-641-0966
FSC: 5330 — Packing and Gasket Materials
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)
SPECIFICATIONS
case_styleSQUARE
seal_width0.406 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
housing_bore_diameter2.125 INCHES NOMINAL IN
accommodated_shaft_diameter1.438 INCHES NOMINAL IN
NSN5330-00-641-0966
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: PGF8857 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
•
SEAL WIDTH: 0.406 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
•
HOUSING BORE DIAMETER: 2.125 INCHES NOMINAL IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 1.438 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.406 INCHES MINIMUM AND 0.469 INCHES MAXIMUM IN
HOUSING BORE DIAMETER2.125 INCHES NOMINAL IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER1.438 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
212114Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PGF8857?
PGF8857 is a SEAL,PLAIN ENCASED.
What parts can replace PGF8857?
There is 1 known substitute for PGF8857: 212114. Substitute compatibility should be verified for your specific system.
What is the NSN for PGF8857?
PGF8857 is cataloged in the U.S. Government catalog under NSN 5330-00-641-0966. This indicates validated use in U.S. government and defense supply chains.
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