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11318LPD — SEAL,PLAIN

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

11318LPD: SEAL,PLAIN.

The SEAL,PLAIN is a the manufacturer industrial component. Key specifications include material: ASBESTOS AND RUBBER SYNTHETIC HEEL, seal_width: 0.625 INCHES NOMINAL IN, construction: SOLID, housing_bore_diameter: 13.750 INCHES NOMINAL IN, accommodated_shaft_diameter: 12.250 INCHES NOMINAL IN, cross-sectional_shape_style: SINGLE LIP. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-271-5776, 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
11318LPD
NSN: 5330-01-271-5776
NIINs: 012715776, 012806419
FSC: 5330 — Packing and Gasket Materials
CAGE: 75165 — JOHNS MANVILLE INTL (USA)
SPECIFICATIONS
materialASBESTOS AND RUBBER SYNTHETIC HEEL
seal_width0.625 INCHES NOMINAL IN
constructionSOLID
housing_bore_diameter13.750 INCHES NOMINAL IN
accommodated_shaft_diameter12.250 INCHES NOMINAL IN
cross-sectional_shape_styleSINGLE LIP
material_document_and_classificationL5 CAGEC 75165 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
NSN5330-01-271-5776
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 11318LPD 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
•
SEAL WIDTH: 0.625 INCHES NOMINAL IN
•
HOUSING BORE DIAMETER: 13.750 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: H1 CAGEC 75165 MFR REF ALL MATERIAL RESPONSES HEEL
•
CROSS-SECTIONAL SHAPE STYLE: SINGLE LIP
•
ACCOMMODATED SHAFT DIAMETER: 12.250 INCHES NOMINAL IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.625 INCHES NOMINAL IN
HOUSING BORE DIAMETER13.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONH1 CAGEC 75165 MFR REF ALL MATERIAL RESPONSES HEEL
MATERIAL DOCUMENT AND CLASSIFICATIONL5 CAGEC 75165 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT
CROSS-SECTIONAL SHAPE STYLESINGLE LIP
ACCOMMODATED SHAFT DIAMETER12.250 INCHES NOMINAL IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
MATERIALASBESTOS AND RUBBER SYNTHETIC HEEL
CONSTRUCTIONSOLID
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 11318LPD?
11318LPD is a SEAL,PLAIN.
What is the NSN for 11318LPD?
11318LPD is cataloged in the U.S. Government catalog under NSN 5330-01-271-5776. 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.