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633B1056 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

633B1056: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include end_item_identification: DIRECTIONAL CONTROL VALVE, part_name_assigned_by_controlling_agency: BUNA. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-375-4295, 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
633B1056
NSN: 5331-01-375-4295
NIINs: 013754295, 014680546
FSC: 5331 — O-ring
CAGE: 24976 — DANFOSS INC (USA)
SPECIFICATIONS
end_item_identificationDIRECTIONAL CONTROL VALVE
part_name_assigned_by_controlling_agencyBUNA
NSN5331-01-375-4295
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 633B1056 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
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 633B1056?
633B1056 is a O-RING.
What is the NSN for 633B1056?
633B1056 is cataloged in the U.S. Government catalog under NSN 5331-01-375-4295. This indicates validated use in U.S. government and defense supply chains.
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