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20227 ITEM 12 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

20227 ITEM 12: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: RUBBER SILICONE CLASS Q OVERALL, joint_type: BUTT PACKING, peripheral_diameter: 2.875 INCHES NOMINAL IN, center_hole_diameter: 2.125 INCHES NOMINAL IN, cross-sectional_height: 0.563 INCHES NOMINAL IN, cross-sectional_shape_style: SQUARE/RECTANGULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-076-4752, 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
20227 ITEM 12
NSN: 5330-01-076-4752
FSC: 5330 — Packing and Gasket Materials
CAGE: 82974 — MUNTERS CORPORATION DBA MUNTERS DES CHAMPS PRODUCTS DIV CARGOCAIRE (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q OVERALL
joint_typeBUTT PACKING
peripheral_diameter2.875 INCHES NOMINAL IN
center_hole_diameter2.125 INCHES NOMINAL IN
cross-sectional_height0.563 INCHES NOMINAL IN
cross-sectional_shape_styleSQUARE/RECTANGULAR
NSN5330-01-076-4752
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20227 ITEM 12 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: 0.563 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE/RECTANGULAR
•
PERIPHERAL DIAMETER: 2.875 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 2.125 INCHES NOMINAL IN
•
MATERIAL: RUBBER SILICONE CLASS Q OVERALL
•
JOINT TYPE: BUTT PACKING
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.563 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESQUARE/RECTANGULAR
PERIPHERAL DIAMETER2.875 INCHES NOMINAL IN
CENTER HOLE DIAMETER2.125 INCHES NOMINAL IN
MATERIALRUBBER SILICONE CLASS Q OVERALL
JOINT TYPEBUTT PACKING
SUBSTITUTES & CROSS-REFERENCES 1
60605-01Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20227 ITEM 12?
20227 ITEM 12 is a PACKING,PREFORMED.
What parts can replace 20227 ITEM 12?
There is 1 known substitute for 20227 ITEM 12: 60605-01. Substitute compatibility should be verified for your specific system.
What is the NSN for 20227 ITEM 12?
20227 ITEM 12 is cataloged in the U.S. Government catalog under NSN 5330-01-076-4752. This indicates validated use in U.S. government and defense supply chains.
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