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Technical Data Sheet
PartsTable / O-RING / 24909
24909 ✓ 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 JUNCTION BOX is a the manufacturer industrial component. Key specifications include material: RUBBER, cross-sectional_height: 0.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-00-171-5371, 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
24909
NSN: 5331-00-171-5371
FSC: 5331 — O-RING
CAGE: 95201 — NAPCO INTERNATIONAL LLC DBA NAPCO INTERNATIONAL INC (USA)
SPECIFICATIONS
materialRUBBER
cross-sectional_height0.250 INCHES NOMINAL IN
general_characteristics_item_descriptionBRONZE TUBING,SAE 660; 2.5938 IN. OD,2.746 IN. ID; 1.9688 IN. H; TOP,BOTTOM AND INSIDE SURFACES ELECTROLIZED 0.0003-0.0004 IN. THK IN
NSN5331-00-171-5371
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 24909 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
•
MATERIAL: RUBBER
•
CROSS-SECTIONAL HEIGHT: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALRUBBER
CROSS-SECTIONAL HEIGHT0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
H556CInterchangeable
interchangeable cross-reference
interchangeable
11229Interchangeable
interchangeable cross-reference
interchangeable
126-4517Interchangeable
interchangeable cross-reference
interchangeable
65-04Interchangeable
interchangeable cross-reference
interchangeable
840-002-001Interchangeable
interchangeable cross-reference
interchangeable
M8-G1K-B4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 24909?
24909 is a JUNCTION BOX.
What parts can replace 24909?
There are 24 known substitutes for 24909: H556C, 11229, 126-4517 and 21 more. Substitute compatibility should be verified for your specific system.
Is 24909 still available?
24909 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026