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LL-HX6-6348 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

LL-HX6-6348: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.310 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 1.000 INCHES NOMINAL IN, overall_length: 16.880 INCHES NOMINAL IN, style_designator: NON-CIRCULAR, special_test_features: SPECIAL QUALITY CONTROL TESTING, cross-sectional_thickness: 0.125 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-341-9337, 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
LL-HX6-6348
NSN: 5330-01-341-9337
FSC: 5330 — Packing and Gasket Materials
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
hole_diameter0.310 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width1.000 INCHES NOMINAL IN
overall_length16.880 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
bolt_hole_quantity5
special_test_featuresSPECIAL QUALITY CONTROL TESTING
cross-sectional_thickness0.125 INCHES NOMINAL IN
criticality_code_justificationZZZY
bolt_hole_centerline_to_nearest_edge_distance0.500 INCHES NOMINAL IN
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS
outside_edge_to_bolt_hole_center_distance_along_length0.500 INCHES NOMINAL IN
NSN5330-01-341-9337
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LL-HX6-6348 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 THICKNESS: 0.125 INCHES NOMINAL IN
•
SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
STYLE DESIGNATOR: NON-CIRCULAR
•
BOLT HOLE CENTERLINE TO NEAREST EDGE DISTANCE: 0.500 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 5
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
CRITICALITY CODE JUSTIFICATIONZZZY
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH16.880 INCHES NOMINAL IN
OVERALL WIDTH1.000 INCHES NOMINAL IN
BOLT HOLE CENTERLINE TO NEAREST EDGE DISTANCE0.500 INCHES NOMINAL IN
BOLT HOLE QUANTITY5
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.500 INCHES NOMINAL IN
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
SUBSTITUTES & CROSS-REFERENCES 2
135409-2Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LO1383Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LL-HX6-6348?
LL-HX6-6348 is a GASKET.
What parts can replace LL-HX6-6348?
There are 2 known substitutes for LL-HX6-6348: 135409-2, LO1383. Substitute compatibility should be verified for your specific system.
What is the NSN for LL-HX6-6348?
LL-HX6-6348 is cataloged in the U.S. Government catalog under NSN 5330-01-341-9337. 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.