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MMD-4103 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

MMD-4103: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include end_item_identification: ANCHOR WINDLASS. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-536-8270, 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
MMD-4103
NSN: 5330-01-536-8270
FSC: 5330 — Packing and Gasket Materials
CAGE: 70433 — APPLETON MARINE INC (USA)
SPECIFICATIONS
end_item_identificationANCHOR WINDLASS
NSN5330-01-536-8270
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: MMD-4103 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
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONANCHOR WINDLASS
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
AMD-1646 ITEM 46.00Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MMD-4103?
MMD-4103 is a GASKET.
What parts can replace MMD-4103?
There is 1 known substitute for MMD-4103: AMD-1646 ITEM 46.00. Substitute compatibility should be verified for your specific system.
What is the NSN for MMD-4103?
MMD-4103 is cataloged in the U.S. Government catalog under NSN 5330-01-536-8270. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.