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LL63 — RETAINER,PACKING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

LL63: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, special_features: 4 ADDITIONAL HOLES,2 HOLES 0.219 INCH DIA 2 HOLES 0.150 INCH DIA WITH NO. 10-24 TAP IN, attachment_method: ROUND HOLE, peripheral_diameter: 2.000 INCHES NOMINAL IN, center_hole_diameter: 1.312 INCHES NOMINAL IN, cross-sectional_height: 0.812 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-987-7809, 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
LL63
NSN: 5330-00-987-7809
FSC: 5330 — Packing and Gasket Materials
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
special_features4 ADDITIONAL HOLES,2 HOLES 0.219 INCH DIA 2 HOLES 0.150 INCH DIA WITH NO. 10-24 TAP IN
attachment_methodROUND HOLE
peripheral_diameter2.000 INCHES NOMINAL IN
center_hole_diameter1.312 INCHES NOMINAL IN
cross-sectional_height0.812 INCHES NOMINAL IN
attachment_hole_diameter0.500 INCHES NOMINAL IN
cross-sectional_thickness0.436 INCHES NOMINAL IN
attachment_feature_quantity2
flanged_body_outside_diameter1.547 INCHES NOMINAL IN
material_document_and_classificationQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5330-00-987-7809
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LL63 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 HOLE DIAMETER: 0.500 INCHES NOMINAL IN
•
ATTACHMENT FEATURE QUANTITY: 2
•
CROSS-SECTIONAL THICKNESS: 0.436 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.812 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
FLANGED BODY OUTSIDE DIAMETER: 1.547 INCHES NOMINAL IN
•
PERIPHERAL DIAMETER: 2.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
ATTACHMENT HOLE DIAMETER0.500 INCHES NOMINAL IN
ATTACHMENT FEATURE QUANTITY2
CROSS-SECTIONAL THICKNESS0.436 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.812 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FLANGED BODY OUTSIDE DIAMETER1.547 INCHES NOMINAL IN
PERIPHERAL DIAMETER2.000 INCHES NOMINAL IN
SPECIAL FEATURES4 ADDITIONAL HOLES,2 HOLES 0.219 INCH DIA 2 HOLES 0.150 INCH DIA WITH NO. 10-24 TAP IN
CENTER HOLE DIAMETER1.312 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 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
R1099PC4Reference document
Same NSN cross-reference
Reference document — Secondary reference
LL105Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 LL63?
LL63 is a RETAINER,PACKING.
What parts can replace LL63?
There are 2 known substitutes for LL63: R1099PC4, LL105. Substitute compatibility should be verified for your specific system.
What is the NSN for LL63?
LL63 is cataloged in the U.S. Government catalog under NSN 5330-00-987-7809. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.