PartsTable
Technical Data Sheet
Download PDF

JH5143 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

JH5143: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: ASBESTOS CHRYSOTILE AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL, hole_diameter: 0.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 1.734 INCHES NOMINAL IN, style_designator: CIRCULAR, aperture_diameter: 0.375 INCHES NOMINAL IN, bolt_circle_diameter: 1.438 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-487-5437, 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
JH5143
NSN: 5330-00-487-5437
FSC: 5330 — Packing and Gasket Materials
CAGE: 54034 — STRUBE INC (USA)
SPECIFICATIONS
materialASBESTOS CHRYSOTILE AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
hole_diameter0.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter1.734 INCHES NOMINAL IN
style_designatorCIRCULAR
aperture_diameter0.375 INCHES NOMINAL IN
bolt_hole_quantity6
bolt_circle_diameter1.438 INCHES NOMINAL IN
fsc_application_dataDIRECTIONAL GYRO COMPONENT
cross-sectional_thickness0.031 INCHES NOMINAL IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
material_document_and_classificationHH-P-46 MIL SPEC ALL MATERIAL RESPONSES OVERALL
NSN5330-00-487-5437
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: JH5143 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
•
FSC APPLICATION DATA: DIRECTIONAL GYRO COMPONENT
•
CROSS-SECTIONAL THICKNESS: 0.031 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: HH-P-46 MIL SPEC ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 1.734 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.375 INCHES NOMINAL IN
•
BOLT HOLE QUANTITY: 6
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATADIRECTIONAL GYRO COMPONENT
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONHH-P-46 MIL SPEC ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER1.734 INCHES NOMINAL IN
APERTURE DIAMETER0.375 INCHES NOMINAL IN
BOLT HOLE QUANTITY6
BOLT CIRCLE DIAMETER1.438 INCHES NOMINAL IN
MATERIALASBESTOS CHRYSOTILE AND RUBBER NATURAL OR RUBBER SYNTHETIC 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy JH5143?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is JH5143?
JH5143 is a GASKET.
What is the NSN for JH5143?
JH5143 is cataloged in the U.S. Government catalog under NSN 5330-00-487-5437. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — JH5143

✓ 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.