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PartsTable / COMPONENT / B2481 PIECE 61
B2481 PIECE 61 ✓ 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 PACKING,PREFORMED is a the manufacturer industrial component. Key specifications include color: BLACK, material: RUBBER SYNTHETIC OVERALL, body_recess_depth: 0.031 INCHES NOMINAL IN, cross-sectional_height: 0.156 INCHES NOMINAL IN, cross-sectional_shape_style: SPECIAL, cross_section_inside_diameter: 0.750 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-420-4551, 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
B2481 PIECE 61
NSN: 5330-00-420-4551
FSC: 5330
CAGE: 28953 — RIX INDUSTRIES (USA)
SPECIFICATIONS
colorBLACK
materialRUBBER SYNTHETIC OVERALL
body_recess_depth0.031 INCHES NOMINAL IN
cross-sectional_height0.156 INCHES NOMINAL IN
cross-sectional_shape_styleSPECIAL
cross_section_inside_diameter0.750 INCHES NOMINAL IN
cross_section_outside_diameter1.250 INCHES NOMINAL IN
NSN5330-00-420-4551
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B2481 PIECE 61 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 SECTION OUTSIDE DIAMETER: 1.250 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: SPECIAL
•
COLOR: BLACK
•
BODY RECESS DEPTH: 0.031 INCHES NOMINAL IN
•
CROSS SECTION INSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.156 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CROSS SECTION OUTSIDE DIAMETER1.250 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESPECIAL
COLORBLACK
BODY RECESS DEPTH0.031 INCHES NOMINAL IN
CROSS SECTION INSIDE DIAMETER0.750 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.156 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
9-125-0403Interchangeable
interchangeable cross-reference
interchangeable
472-023Interchangeable
interchangeable cross-reference
interchangeable
125-403Interchangeable
interchangeable cross-reference
interchangeable
125B403-1Interchangeable
interchangeable cross-reference
interchangeable
125B403Interchangeable
interchangeable cross-reference
interchangeable
217651Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B2481 PIECE 61?
B2481 PIECE 61 is a PACKING,PREFORMED.
What parts can replace B2481 PIECE 61?
There are 6 known substitutes for B2481 PIECE 61: 9-125-0403, 472-023, 125-403 and 3 more. Substitute compatibility should be verified for your specific system.
Is B2481 PIECE 61 still available?
B2481 PIECE 61 is currently cancelled.
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Last verified: July 2026