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B513-2 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B513-2: 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 275.0 FAHRENHEIT DEGF, elongation_percentage: 160 MAXIMUM, cross-sectional_height: 0.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-054-6925, 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
B513-2
NSN: 5331-00-054-6925
FSC: 5331 — O-ring
CAGE: 03764 — COLTEC INDUSTRIES INC FMD ELECTRONICS DIV (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
temp_rating-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
elongation_percentage160 MAXIMUM
cross-sectional_height0.062 INCHES NOMINAL IN
NSN5331-00-054-6925
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B513-2 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 275.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.062 INCHES NOMINAL IN
•
ELONGATION PERCENTAGE: 160 MAXIMUM
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.062 INCHES NOMINAL IN
ELONGATION PERCENTAGE160 MAXIMUM
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
SUBSTITUTES & CROSS-REFERENCES 6
005-0003-51AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
546925Reference document
Same NSN cross-reference
Reference document — Secondary reference
ARP568-11Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AS568-011Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MIL-DTL-5516Reference document
Same NSN cross-reference
Reference document — Secondary reference
5330000546925Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Shelf-life managedAcquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B513-2?
B513-2 is a O-RING.
What parts can replace B513-2?
There are 6 known substitutes for B513-2: 005-0003-51A, 546925, ARP568-11 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B513-2?
B513-2 is cataloged in the U.S. Government catalog under NSN 5331-00-054-6925. This indicates validated use in U.S. government and defense supply chains.
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