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LO1351 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

LO1351: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER CHLOROPRENE CLASS CR OVERALL, overall_width: 4.540 INCHES NOMINAL IN, overall_length: 4.540 INCHES NOMINAL IN, hardness_rating: 50.0 SHORE DUROMETER A NOMINAL OVERALL, special_features: ITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-012680181, aperture_diameter: 3.960 INCHES MINIMUM AND 3.970 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-01-268-0181, 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
LO1351
NSN: 5330-01-268-0181
FSC: 5330 — Packing and Gasket Materials
CAGE: 16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
materialRUBBER CHLOROPRENE CLASS CR OVERALL
overall_width4.540 INCHES NOMINAL IN
overall_length4.540 INCHES NOMINAL IN
hardness_rating50.0 SHORE DUROMETER A NOMINAL OVERALL
special_featuresITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-012680181
aperture_diameter3.960 INCHES MINIMUM AND 3.970 INCHES MAXIMUM IN
special_test_featuresSPECIAL QUALITY CONTROL TESTING
cross-sectional_thickness0.030 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTR0L PROVISIONS
NSN5330-01-268-0181
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: LO1351 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: 0.030 INCHES NOMINAL IN
•
SPECIAL TEST FEATURES: SPECIAL QUALITY CONTROL TESTING
•
HARDNESS RATING: 50.0 SHORE DUROMETER A NOMINAL OVERALL
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
APERTURE DIAMETER: 3.960 INCHES MINIMUM AND 3.970 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.030 INCHES NOMINAL IN
SPECIAL TEST FEATURESSPECIAL QUALITY CONTROL TESTING
HARDNESS RATING50.0 SHORE DUROMETER A NOMINAL OVERALL
CRITICALITY CODE JUSTIFICATIONZZZY
OVERALL LENGTH4.540 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH4.540 INCHES NOMINAL IN
APERTURE DIAMETER3.960 INCHES MINIMUM AND 3.970 INCHES MAXIMUM IN
COLORBLACK
SPECIAL FEATURESITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-012680181
SUBSTITUTES & CROSS-REFERENCES 3
LO-012680181Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
KLG121Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LL-HX-55305Reference document
Same NSN cross-reference
Reference document — Secondary 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 LO1351?
LO1351 is a GASKET.
What parts can replace LO1351?
There are 3 known substitutes for LO1351: LO-012680181, KLG121, LL-HX-55305. Substitute compatibility should be verified for your specific system.
What is the NSN for LO1351?
LO1351 is cataloged in the U.S. Government catalog under NSN 5330-01-268-0181. This indicates validated use in U.S. government and defense supply chains.
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