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26-370-5505 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

26-370-5505: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER, hardness_rating: 40.0 SHORE DUROMETER A NOMINAL, center_hole_diameter: 34.500 INCHES NOMINAL IN, cross-sectional_height: 0.375 INCHES NOMINAL IN, material_document_and_classification: MS-7270 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-026-0400, 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
26-370-5505
NSN: 5331-01-026-0400
FSC: 5331 — O-ring
CAGE: 72429 — MISSION SYSTEMS DAVENPORT INC. (USA)
SPECIFICATIONS
materialRUBBER
hardness_rating40.0 SHORE DUROMETER A NOMINAL
center_hole_diameter34.500 INCHES NOMINAL IN
cross-sectional_height0.375 INCHES NOMINAL IN
material_document_and_classificationMS-7270 ASSN STD SINGLE MATERIAL RESPONSE
NSN5331-01-026-0400
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 26-370-5505 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
•
CROSS-SECTIONAL HEIGHT: 0.375 INCHES NOMINAL IN
•
HARDNESS RATING: 40.0 SHORE DUROMETER A NOMINAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: MS-7270 ASSN STD SINGLE MATERIAL RESPONSE
•
CENTER HOLE DIAMETER: 34.500 INCHES NOMINAL IN
•
MATERIAL: RUBBER
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.375 INCHES NOMINAL IN
HARDNESS RATING40.0 SHORE DUROMETER A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMS-7270 ASSN STD SINGLE MATERIAL RESPONSE
CENTER HOLE DIAMETER34.500 INCHES NOMINAL IN
MATERIALRUBBER
OTHER ITEMS IN FSC 5331 — O-ring
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5331-00-001-1971 5331-00-001-1979 5331-00-001-3904 5331-00-001-3905 5331-00-001-3906 5331-00-001-3908 5331-00-001-3923 5331-00-001-3924
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 26-370-5505?
26-370-5505 is a O-RING.
What is the NSN for 26-370-5505?
26-370-5505 is cataloged in the U.S. Government catalog under NSN 5331-01-026-0400. This indicates validated use in U.S. government and defense supply chains.
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