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PartsTable / COMPONENT / AS9379-39
AS9379-39 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

The PLUG,EXPANSION is a the manufacturer industrial component. Key specifications include radius: 4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM IN, material: STEEL, outside_diameter: 2.870 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN, style_designator: CONCAVE, material_thickness: 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN, end_item_identification: STRYKER. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-190-0796, 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
AS9379-39
NSN: 5340-01-190-0796
FSC: 5340
CAGE: 81343 — SOCIETY OF AUTOMOTIVE ENGINEERS INC (USA)
SPECIFICATIONS
radius4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM IN
materialSTEEL
outside_diameter2.870 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN
style_designatorCONCAVE
material_thickness0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
end_item_identificationSTRYKER
material_document_and_classificationMIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE
part_name_assigned_by_controlling_agencyPLUG, EXPANSION
NSN5340-01-190-0796
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: AS9379-39 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
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL: STEEL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE
•
RADIUS: 4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 2.870 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORCONCAVE
PART NAME ASSIGNED BY CONTROLLING AGENCYPLUG, EXPANSION
END ITEM IDENTIFICATIONSTRYKER
MATERIALSTEEL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6721 MIL SPEC SINGLE MATERIAL RESPONSE
RADIUS4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM IN
OUTSIDE DIAMETER2.870 INCHES MINIMUM AND 2.880 INCHES MAXIMUM IN
MATERIAL THICKNESS0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
BEDX1ADInterchangeable
interchangeable cross-reference
interchangeable
22-57-1Interchangeable
interchangeable cross-reference
interchangeable
5214781Interchangeable
interchangeable cross-reference
interchangeable
172547Interchangeable
interchangeable cross-reference
interchangeable
12G101Interchangeable
interchangeable cross-reference
interchangeable
117920Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AS9379-39?
AS9379-39 is a PLUG,EXPANSION.
What parts can replace AS9379-39?
There are 18 known substitutes for AS9379-39: BEDX1AD, 22-57-1, 5214781 and 15 more. Substitute compatibility should be verified for your specific system.
Is AS9379-39 still available?
AS9379-39 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026