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9543B — O-RING

✓ Government record, cited
ZURU · ORING SEAL
PRODUCT OVERVIEW

9543B: O-RING.

Pets Alive Hamster Mania (Pink) ZURU Meet the cutest bundles of fun with Pets Alive Hamster Mania! These furry friends run in and out of their balls and come to life with the sweetest hamster sounds! Hamster Mania are the realest hamster pets!

There are 4 adorable Hamsters to adopt and collect for the ultimate Hamster Mania! This part is cataloged in the U.S. Government catalog under NSN 5331-00-989-6002, 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
9543B
NSN: 5331-00-989-6002
FSC: 5331 — O-ring
CAGE: 93236 — DRESSER-RAND CO WORTHINGTON COMPRESSOR OPN A JOINT VENTURE (USA)
SPECIFICATIONS
materialRUBBER SILICONE CLASS Q
temp_rating-85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
hardness_rating70.0 SHORE DUROMETER A NOMINAL
outside_diameter5.887 INCHES NOMINAL IN
center_hole_diameter5.586 INCHES MINIMUM AND 5.632 INCHES MAXIMUM IN
elongation_percentage125 MAXIMUM
cross-sectional_height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
NSN5331-00-989-6002
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 9543B MFR: ZURU ⚠ 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: -85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 5.887 INCHES NOMINAL IN
•
HARDNESS RATING: 70.0 SHORE DUROMETER A NOMINAL
•
ELONGATION PERCENTAGE: 125 MAXIMUM
•
CENTER HOLE DIAMETER: 5.586 INCHES MINIMUM AND 5.632 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SILICONE CLASS Q
TECHNICAL CHARACTERISTICS
TEMP RATING-85.0 FAHRENHEIT AND 401.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
OUTSIDE DIAMETER5.887 INCHES NOMINAL IN
HARDNESS RATING70.0 SHORE DUROMETER A NOMINAL
ELONGATION PERCENTAGE125 MAXIMUM
CENTER HOLE DIAMETER5.586 INCHES MINIMUM AND 5.632 INCHES MAXIMUM IN
MATERIALRUBBER SILICONE CLASS Q
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 5
S-255-S604-70Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
2-255S604-70Reference document
Same NSN cross-reference
Reference document — Secondary reference
AS3582-255Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS9068-255Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS3582Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 9543B?
9543B is a O-RING manufactured by ZURU.
What parts can replace 9543B?
There are 5 known substitutes for 9543B: S-255-S604-70, 2-255S604-70, AS3582-255 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9543B?
9543B is cataloged in the U.S. Government catalog under NSN 5331-00-989-6002. This indicates validated use in U.S. government and defense supply chains.
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