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TF393-219 — PACKING,PREFORMED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

TF393-219: PACKING,PREFORMED.

The PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL, temp_rating: 500.0 FAHRENHEIT DEGF, outer_groove_depth: 0.021 INCHES NOMINAL IN, outer_groove_width: 0.108 INCHES NOMINAL IN, peripheral_diameter: 1.671 INCHES NOMINAL IN, center_hole_diameter: 1.311 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-022-9026, 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
TF393-219
NSN: 5330-01-022-9026
FSC: 5330 — Packing and Gasket Materials
CAGE: 07128 — TRELLEBORG SEALING SOLUTIONS EL SEGUNDO, INC. DBA TSS EL SEGUNDO (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
temp_rating500.0 FAHRENHEIT DEGF
outer_groove_depth0.021 INCHES NOMINAL IN
outer_groove_width0.108 INCHES NOMINAL IN
peripheral_diameter1.671 INCHES NOMINAL IN
center_hole_diameter1.311 INCHES NOMINAL IN
cross-sectional_height0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN
cross-sectional_shape_styleSPECIAL
material_document_and_classificationAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5330-01-022-9026
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: TF393-219 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
•
OUTER GROOVE DEPTH: 0.021 INCHES NOMINAL IN
•
TEMP RATING: 500.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
PERIPHERAL DIAMETER: 1.671 INCHES NOMINAL IN
•
OUTER GROOVE WIDTH: 0.108 INCHES NOMINAL IN
•
CENTER HOLE DIAMETER: 1.311 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTER GROOVE DEPTH0.021 INCHES NOMINAL IN
TEMP RATING500.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.178 INCHES MINIMUM AND 0.182 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3651 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESPECIAL
PERIPHERAL DIAMETER1.671 INCHES NOMINAL IN
OUTER GROOVE WIDTH0.108 INCHES NOMINAL IN
CENTER HOLE DIAMETER1.311 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE 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 2
S11860-24Reference document
Same NSN cross-reference
Reference document — Secondary reference
BACR12AT219Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 TF393-219?
TF393-219 is a PACKING,PREFORMED.
What parts can replace TF393-219?
There are 2 known substitutes for TF393-219: S11860-24, BACR12AT219. Substitute compatibility should be verified for your specific system.
What is the NSN for TF393-219?
TF393-219 is cataloged in the U.S. Government catalog under NSN 5330-01-022-9026. This indicates validated use in U.S. government and defense supply chains.
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