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Technical Data Sheet
PartsTable / COMPONENT / MS35831-7C
MS35831-7C ✓ 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 HINGE,BUTT is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-221-4388, 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
MS35831-7C
NSN: 5340-00-221-4388
FSC: 5340
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberMS35831-7C
NSN5340-00-221-4388
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MS35831-7C 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
10862602Interchangeable
interchangeable cross-reference
interchangeable
A-A-55596Interchangeable
interchangeable cross-reference
interchangeable
MIL-P-53030AInterchangeable
interchangeable cross-reference
interchangeable
MS35831-6DInterchangeable
interchangeable cross-reference
interchangeable
AA55596BInterchangeable
interchangeable cross-reference
interchangeable
MS35831-3CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS35831-7C?
MS35831-7C is a HINGE,BUTT.
What parts can replace MS35831-7C?
There are 11 known substitutes for MS35831-7C: 10862602, A-A-55596, MIL-P-53030A and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MS35831-7C?
MS35831-7C is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-221-4388. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026