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2661058B003 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2661058B003: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, hardness_rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM, outside_diameter: 0.176 INCHES NOMINAL IN, center_hole_diameter: 0.052 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN, elongation_percentage: 200 MAXIMUM, cross-sectional_height: 0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-243-9020, 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
2661058B003
NSN: 5331-01-243-9020
FSC: 5331 — O-ring
CAGE: 92003 — PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
hardness_rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
outside_diameter0.176 INCHES NOMINAL IN
center_hole_diameter0.052 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
elongation_percentage200 MAXIMUM
cross-sectional_height0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
NSN5331-01-243-9020
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2661058B003 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-SECTIONAL HEIGHT: 0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.176 INCHES NOMINAL IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
•
ELONGATION PERCENTAGE: 200 MAXIMUM
•
CENTER HOLE DIAMETER: 0.052 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.057 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.176 INCHES NOMINAL IN
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
ELONGATION PERCENTAGE200 MAXIMUM
CENTER HOLE DIAMETER0.052 INCHES MINIMUM AND 0.060 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
MS29513-003Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAE-AS29513Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS29561-003Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· 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 2661058B003?
2661058B003 is a O-RING.
What parts can replace 2661058B003?
There are 3 known substitutes for 2661058B003: MS29513-003, SAE-AS29513, MS29561-003. Substitute compatibility should be verified for your specific system.
What is the NSN for 2661058B003?
2661058B003 is cataloged in the U.S. Government catalog under NSN 5331-01-243-9020. This indicates validated use in U.S. government and defense supply chains.
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