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Technical Data Sheet
PartsTable / COMPONENT / M5501/7-F12
M5501/7-F12 ✓ 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-F12 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-043-7077, 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-F12
NSN: 5340-01-043-7077
FSC: 5340
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM5501/7-F12
NSN5340-01-043-7077
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: M5501/7-F12 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
•
CLOSED END OVERALL DIAMETER: 0.621 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC, POLYETHYLENE (PP)
•
MATERIAL DOCUMENT AND CLASSIFICATION: L-P-390, TYPE 1, GRADE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE
•
OPEN END INSIDE DIAMETER: 0.477 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN
•
LENGTH UNDER SHOULDER: 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
CLOSED END OVERALL DIAMETER0.621 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
MATERIALPLASTIC, POLYETHYLENE (PP)
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-390, TYPE 1, GRADE 1, CLASS L FED SPEC SINGLE MATERIAL RESPONSE
OPEN END INSIDE DIAMETER0.477 INCHES MINIMUM AND 0.497 INCHES MAXIMUM IN
LENGTH UNDER SHOULDER0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
NAS847Upgraded Successor
successor cross-reference
successor
MIL-C-5501/7Upgraded Successor
successor cross-reference
successor
M5501/7-F24Upgraded Successor
successor cross-reference
successor
17SUpgraded Successor
successor cross-reference
successor
194Upgraded Successor
successor cross-reference
successor
TC15-1714Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M5501/7-F12?
M5501/7-F12 is a M5501/7-F12.
What parts can replace M5501/7-F12?
There are 26 known substitutes for M5501/7-F12: NAS847, MIL-C-5501/7, M5501/7-F24 and 23 more. Substitute compatibility should be verified for your specific system.
Is M5501/7-F12 still available?
M5501/7-F12 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