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L20A19D — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

L20A19D: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include attachment_method: SLOT, peripheral_diameter: 6.453 INCHES MINIMUM AND 6.469 INCHES MAXIMUM IN, center_hole_diameter: 5.094 INCHES NOMINAL IN, cross-sectional_height: 2.500 INCHES NOMINAL IN, attachment_feature_width: 0.875 INCHES NOMINAL IN, attachment_feature_length: 1.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-589-0605, 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
L20A19D
NSN: 5330-00-589-0605
FSC: 5330 — Packing and Gasket Materials
CAGE: 82796 — COLTEC INDUSTRIES INC. DBA FAIRBANKS MORSE ENGINE DIV FAIRBANKS MORSE ENGINE (USA)
SPECIFICATIONS
attachment_methodSLOT
peripheral_diameter6.453 INCHES MINIMUM AND 6.469 INCHES MAXIMUM IN
center_hole_diameter5.094 INCHES NOMINAL IN
cross-sectional_height2.500 INCHES NOMINAL IN
attachment_feature_width0.875 INCHES NOMINAL IN
attachment_feature_length1.438 INCHES NOMINAL IN
attachment_feature_quantity2
NSN5330-00-589-0605
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: L20A19D 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
•
ATTACHMENT FEATURE QUANTITY: 2
•
CROSS-SECTIONAL HEIGHT: 2.500 INCHES NOMINAL IN
•
ATTACHMENT FEATURE LENGTH: 1.438 INCHES NOMINAL IN
•
ATTACHMENT FEATURE WIDTH: 0.875 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 6.453 INCHES MINIMUM AND 6.469 INCHES MAXIMUM IN
•
CENTER HOLE DIAMETER: 5.094 INCHES NOMINAL IN
•
ATTACHMENT METHOD: SLOT
TECHNICAL CHARACTERISTICS
ATTACHMENT FEATURE QUANTITY2
CROSS-SECTIONAL HEIGHT2.500 INCHES NOMINAL IN
ATTACHMENT FEATURE LENGTH1.438 INCHES NOMINAL IN
ATTACHMENT FEATURE WIDTH0.875 INCHES NOMINAL IN
PERIPHERAL DIAMETER6.453 INCHES MINIMUM AND 6.469 INCHES MAXIMUM IN
CENTER HOLE DIAMETER5.094 INCHES NOMINAL IN
ATTACHMENT METHODSLOT
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 1
L20A19CReference document
Same NSN cross-reference
Reference document — Design control — primary reference
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 L20A19D?
L20A19D is a RETAINER,PACKING.
What parts can replace L20A19D?
There is 1 known substitute for L20A19D: L20A19C. Substitute compatibility should be verified for your specific system.
What is the NSN for L20A19D?
L20A19D is cataloged in the U.S. Government catalog under NSN 5330-00-589-0605. This indicates validated use in U.S. government and defense supply chains.
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