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730379 — SEAL,PLAIN ENCASED

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

730379: SEAL,PLAIN ENCASED.

The SEAL,PLAIN ENCASED is a the manufacturer industrial component. Key specifications include material: PLASTIC, edge_type: FLANGED, case_style: SQUARE, seal_width: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN, overall_width: 1.447 INCHES NOMINAL IN, overall_length: 7.453 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-011-5750, 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
730379
NSN: 5330-01-011-5750
NIINs: 010115750, 010143459
FSC: 5330 — Packing and Gasket Materials
CAGE: 5F893 — VANSEAL CORP (USA)
SPECIFICATIONS
materialPLASTIC
edge_typeFLANGED
case_styleSQUARE
seal_width0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
ply_quantity2
overall_width1.447 INCHES NOMINAL IN
overall_length7.453 INCHES NOMINAL IN
surface_finishGROUND
special_markingsGATE,NSEC,USEC,MSEC,SEC,KHZ,MHZ
style_designatorSQUARE CORNERS
overall_thickness0.187 INCHES NOMINAL IN
housing_bore_diameter1.377 INCHES MINIMUM AND 1.381 INCHES MAXIMUM IN
NSN5330-01-011-5750
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 730379 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: 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
•
SEALING ELEMENT STYLE: VERTICAL
•
HOUSING BORE DIAMETER: 1.377 INCHES MINIMUM AND 1.381 INCHES MAXIMUM IN
•
CASE STYLE: SQUARE
•
ACCOMMODATED SHAFT DIAMETER: 0.613 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
•
MATERIAL: STEEL CASE
TECHNICAL CHARACTERISTICS
SEAL WIDTH0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM IN
SEALING ELEMENT STYLEVERTICAL
HOUSING BORE DIAMETER1.377 INCHES MINIMUM AND 1.381 INCHES MAXIMUM IN
CASE STYLESQUARE
ACCOMMODATED SHAFT DIAMETER0.613 INCHES MINIMUM AND 0.653 INCHES MAXIMUM IN
MATERIALSTEEL CASE
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 730379?
730379 is a SEAL,PLAIN ENCASED.
What is the NSN for 730379?
730379 is cataloged in the U.S. Government catalog under NSN 5330-01-011-5750. 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.