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Technical Data Sheet

DD-4836 ITEM 27 — Technical Data Sheet

✓ 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 O-RING is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System under NSN 5331-00-020-0186, 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
DD-4836 ITEM 27
NSN: 5331-00-020-0186
FSC: 5331 — O-RING
CAGE: 53424 — CUNICO CORPORATION (USA)
SPECIFICATIONS
Part NumberDD-4836 ITEM 27
NSN5331-00-020-0186
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: DD-4836 ITEM 27 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 38
30117InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
4WA13InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
854InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
3-906 V747-75InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
58A164C826-7InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
30-177InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DD-4836 ITEM 27?
DD-4836 ITEM 27 is a O-RING.
What parts can replace DD-4836 ITEM 27?
There are 38 known substitutes for DD-4836 ITEM 27: 30117, 4WA13, 854 and 35 more. Substitute compatibility should be verified for your specific system.
Is DD-4836 ITEM 27 still available?
DD-4836 ITEM 27 is currently cancelled.
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