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Technical Data Sheet
PartsTable / COMPONENT / M5501/7-F5
M5501/7-F5 ✓ 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 M5501/7-F5 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-104-0373, 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
M5501/7-F5
NSN: 5340-01-104-0373
FSC: 5340
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM5501/7-F5
NSN5340-01-104-0373
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M5501/7-F5 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 1, GRADE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
•
CLOSED END OVERALL DIAMETER: 0.386 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
•
LENGTH UNDER SHOULDER: 0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
•
OPEN END INSIDE DIAMETER: 0.257 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 1, GRADE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC, POLYETHYLENE (PP)
CLOSED END OVERALL DIAMETER0.386 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN
LENGTH UNDER SHOULDER0.350 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
OPEN END INSIDE DIAMETER0.257 INCHES MINIMUM AND 0.277 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
102C1279-1Upgraded Successor
successor cross-reference
successor
8028447Upgraded Successor
successor cross-reference
successor
353122-4Upgraded Successor
successor cross-reference
successor
MILC52078Upgraded Successor
successor cross-reference
successor
22SUpgraded Successor
successor cross-reference
successor
M5501/7-F38Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M5501/7-F5?
M5501/7-F5 is a M5501/7-F5.
What parts can replace M5501/7-F5?
There are 30 known substitutes for M5501/7-F5: 102C1279-1, 8028447, 353122-4 and 27 more. Substitute compatibility should be verified for your specific system.
Is M5501/7-F5 still available?
M5501/7-F5 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