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347993-001 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

347993-001: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include hole_diameter: 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, overall_width: 5.120 INCHES NOMINAL IN, overall_length: 9.940 INCHES NOMINAL IN, special_features: TWO HOLES 4.500 IN. DIA IN, cross-sectional_thickness: 0.125 INCHES NOMINAL IN.

This part is cataloged in the U.S. Government catalog under NSN 5330-01-121-5373, 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
347993-001
NSN: 5330-01-121-5373
FSC: 5330 — Packing and Gasket Materials
CAGE: 26581 — HAMILTON SUNDSTRAND CORPORATION DIV MISSION SYSTEMS (USA)
SPECIFICATIONS
hole_diameter0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
overall_width5.120 INCHES NOMINAL IN
overall_length9.940 INCHES NOMINAL IN
special_featuresTWO HOLES 4.500 IN. DIA IN
bolt_hole_quantity8
cross-sectional_thickness0.125 INCHES NOMINAL IN
NSN5330-01-121-5373
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 347993-001 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
•
BOLT HOLE QUANTITY: 8
•
HOLE DIAMETER: 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.125 INCHES NOMINAL IN
OVERALL LENGTH9.940 INCHES NOMINAL IN
OVERALL WIDTH5.120 INCHES NOMINAL IN
BOLT HOLE QUANTITY8
SPECIAL FEATURESTWO HOLES 4.500 IN. DIA IN
HOLE DIAMETER0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
SUBSTITUTES & CROSS-REFERENCES 1
5271-6Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 347993-001?
347993-001 is a GASKET.
What parts can replace 347993-001?
There is 1 known substitute for 347993-001: 5271-6. Substitute compatibility should be verified for your specific system.
What is the NSN for 347993-001?
347993-001 is cataloged in the U.S. Government catalog under NSN 5330-01-121-5373. 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.