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Technical Data Sheet
R20920 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, peripheral_diameter: 1.048 INCHES MINIMUM AND 1.053 INCHES MAXIMUM IN, center_hole_diameter: 0.696 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN, cross-sectional_height: 0.177 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN, material_document_and_classification: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-276-6011, 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
R20920
NSN: 5330-00-276-6011
FSC: 5330
CAGE: 83120 — PRESSED METALS OF AMERICA INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
peripheral_diameter1.048 INCHES MINIMUM AND 1.053 INCHES MAXIMUM IN
center_hole_diameter0.696 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
cross-sectional_height0.177 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
cross-sectional_shape_styleU
material_document_and_classificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-276-6011
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: R20920 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
CROSS-SECTIONAL HEIGHT: 0.177 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
CENTER HOLE DIAMETER: 0.696 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
MATERIAL: STEEL OVERALL
CROSS-SECTIONAL SHAPE STYLE: U
PERIPHERAL DIAMETER: 1.048 INCHES MINIMUM AND 1.053 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL HEIGHT0.177 INCHES MINIMUM AND 1.187 INCHES MAXIMUM IN
CENTER HOLE DIAMETER0.696 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
CROSS-SECTIONAL SHAPE STYLEU
PERIPHERAL DIAMETER1.048 INCHES MINIMUM AND 1.053 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
A940Interchangeable
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E1898PC6Interchangeable
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E1893PC6Interchangeable
interchangeable cross-reference
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403906Interchangeable
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27617Interchangeable
interchangeable cross-reference
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270895Interchangeable
interchangeable cross-reference
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LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is R20920?
R20920 is a RETAINER,PACKING.
What parts can replace R20920?
There are 16 known substitutes for R20920: A940, E1898PC6, E1893PC6 and 13 more. Substitute compatibility should be verified for your specific system.
Is R20920 still available?
R20920 is currently cancelled.
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