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PartsTable / COMPONENT / MIL-P-17303 TYP E B 3/8SQ
MIL-P-17303 TYP E B 3/8SQ ✓ 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 MIL-P-17303 TYP E B 3/8SQ is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-01-387-6232, 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
MIL-P-17303 TYP E B 3/8SQ
NSN: 5330-01-387-6232
FSC: 5330
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
Part NumberMIL-P-17303 TYP E B 3/8SQ
NSN5330-01-387-6232
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MIL-P-17303 TYP E B 3/8SQ 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
•
ENVIRONMENTAL ATTRIBUTE CODE: ASBESTOS ALTERNATIVE PRODUCTS
•
CROSS-SECTIONAL WIDTH: 0.375 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.375 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE
•
CROSS-SECTIONAL SHAPE STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
ENVIRONMENTAL ATTRIBUTE CODEASBESTOS ALTERNATIVE PRODUCTS
CROSS-SECTIONAL WIDTH0.375 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.375 INCHES NOMINAL IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE
CROSS-SECTIONAL SHAPE STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 35
13304-27Interchangeable
interchangeable cross-reference
interchangeable
PL1.5VCM-1 ITEM 66DInterchangeable
interchangeable cross-reference
interchangeable
999R0341 PIECEInterchangeable
interchangeable cross-reference
interchangeable
PALMETTO 5000 1/2SQInterchangeable
interchangeable cross-reference
interchangeable
SYM1430-1-2Interchangeable
interchangeable cross-reference
interchangeable
STYLE 49 3/16SQInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MIL-P-17303 TYP E B 3/8SQ?
MIL-P-17303 TYP E B 3/8SQ is a MIL-P-17303 TYP E B 3/8SQ.
What parts can replace MIL-P-17303 TYP E B 3/8SQ?
There are 35 known substitutes for MIL-P-17303 TYP E B 3/8SQ: 13304-27, PL1.5VCM-1 ITEM 66D, 999R0341 PIECE and 32 more. Substitute compatibility should be verified for your specific system.
Is MIL-P-17303 TYP E B 3/8SQ still available?
MIL-P-17303 TYP E B 3/8SQ 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