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293-43C2-1 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

293-43C2-1: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, temp_rating: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, outside_diameter: 14.424 INCHES MINIMUM AND 14.600 INCHES MAXIMUM IN, center_hole_diameter: 14.204 INCHES MINIMUM AND 14.264 INCHES MAXIMUM IN, elongation_percentage: 164 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-133-3645, 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
293-43C2-1
NSN: 5331-00-133-3645
FSC: 5331 — O-ring
CAGE: 00752 — L3HARRIS TECHNOLOGIES, INC. DBA HARRIS CORP DIV ANTENNA PRODUCTS (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
hardness_rating75.0 SHORE DUROMETER A NOMINAL
outside_diameter14.424 INCHES MINIMUM AND 14.600 INCHES MAXIMUM IN
center_hole_diameter14.204 INCHES MINIMUM AND 14.264 INCHES MAXIMUM IN
elongation_percentage164 MAXIMUM
cross-sectional_height0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
NSN5331-00-133-3645
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 293-43C2-1 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
•
TEMP RATING: -65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 14.424 INCHES MINIMUM AND 14.600 INCHES MAXIMUM IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 164 MAXIMUM
•
CENTER HOLE DIAMETER: 14.204 INCHES MINIMUM AND 14.264 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN
OUTSIDE DIAMETER14.424 INCHES MINIMUM AND 14.600 INCHES MAXIMUM IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE164 MAXIMUM
CENTER HOLE DIAMETER14.204 INCHES MINIMUM AND 14.264 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
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 3
5-074N304-7Reference document
Same NSN cross-reference
Reference document — Secondary reference
559-1596-001Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2433143Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Shelf-life managedAcquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 293-43C2-1?
293-43C2-1 is a O-RING.
What parts can replace 293-43C2-1?
There are 3 known substitutes for 293-43C2-1: 5-074N304-7, 559-1596-001, 2433143. Substitute compatibility should be verified for your specific system.
What is the NSN for 293-43C2-1?
293-43C2-1 is cataloged in the U.S. Government catalog under NSN 5331-00-133-3645. 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.