PartsTable
Technical Data Sheet
LL-HX4-6719 ✓ Verified by PartsTable
· ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The BUMPER is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.125 INCHES NOMINAL IN, overall_height: 0.312 INCHES NOMINAL IN, material_hardness_rating: 68.0 SHORE DUROMETER A MINIMUM, outside/top_flange_diameter: 0.750 INCHES NOMINAL IN, criticality_code_justification: FEAT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-202-3655, 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-HX4-6719
NSN: 5340-01-202-3655
FSC: 5340
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.125 INCHES NOMINAL IN
overall_height0.312 INCHES NOMINAL IN
special_featuresAS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
material_hardness_rating68.0 SHORE DUROMETER A MINIMUM
outside/top_flange_diameter0.750 INCHES NOMINAL IN
criticality_code_justificationFEAT
material_document_and_classificationMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE
NSN5340-01-202-3655
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LL-HX4-6719 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
HOLE DIAMETER: 0.125 INCHES NOMINAL IN
MATERIAL HARDNESS RATING: 68.0 SHORE DUROMETER A MINIMUM
CRITICALITY CODE JUSTIFICATION: FEAT
OUTSIDE/TOP FLANGE DIAMETER: 0.750 INCHES NOMINAL IN
MATERIAL: RUBBER
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.125 INCHES NOMINAL IN
MATERIAL HARDNESS RATING68.0 SHORE DUROMETER A MINIMUM
OVERALL HEIGHT0.312 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONFEAT
OUTSIDE/TOP FLANGE DIAMETER0.750 INCHES NOMINAL IN
SPECIAL FEATURESAS DIFFERENTIATED BY PACKAGING IN ACCORDANCE WITH MIL-P-23199 AND MATERIAL CONFORMING TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
MATERIALRUBBER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-25732 MIL SPEC SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
952530-1Interchangeable
interchangeable cross-reference
interchangeable
300-143Interchangeable
interchangeable cross-reference
interchangeable
37X162Interchangeable
interchangeable cross-reference
interchangeable
030.01.0043Interchangeable
interchangeable cross-reference
interchangeable
58246Interchangeable
interchangeable cross-reference
interchangeable
C300Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LL-HX4-6719?
LL-HX4-6719 is a BUMPER.
What parts can replace LL-HX4-6719?
There are 11 known substitutes for LL-HX4-6719: 952530-1, 300-143, 37X162 and 8 more. Substitute compatibility should be verified for your specific system.
Is LL-HX4-6719 still available?
LL-HX4-6719 is currently cancelled.
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