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876662-00 — O-RING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

876662-00: O-RING.

The O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR, hardness_rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM, special_features: TWO TABS LOCATED 180 DEGREES APART ON INSIDE AND OUTSIDE DIA; 0.005 INCH WIDE BY 0.003 INCH LONG; USED ON GTA-1 IN, center_hole_diameter: 0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-01-173-8782, 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
876662-00
NSN: 5331-01-173-8782
FSC: 5331 — O-ring
CAGE: 32345 — DEFENSE REDUCTION AGENCY (USA)
SPECIFICATIONS
materialRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
hardness_rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
special_featuresTWO TABS LOCATED 180 DEGREES APART ON INSIDE AND OUTSIDE DIA; 0.005 INCH WIDE BY 0.003 INCH LONG; USED ON GTA-1 IN
center_hole_diameter0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
NSN5331-01-173-8782
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 876662-00 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: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
•
HARDNESS RATING: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
•
CENTER HOLE DIAMETER: 0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
•
MATERIAL: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL HEIGHT0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
HARDNESS RATING65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM
SPECIAL FEATURESTWO TABS LOCATED 180 DEGREES APART ON INSIDE AND OUTSIDE DIA; 0.005 INCH WIDE BY 0.003 INCH LONG; USED ON GTA-1 IN
CENTER HOLE DIAMETER0.484 INCHES MINIMUM AND 0.494 INCHES MAXIMUM IN
MATERIALRUBBER ISOBUTYLENE-ISOPRENE CLASS IIR
SUBSTITUTES & CROSS-REFERENCES 4
0.489X.070-70 BUReference document
Same NSN cross-reference
Reference document — Secondary reference
12704114-9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
11200187-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
12704114Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 876662-00?
876662-00 is a O-RING.
What parts can replace 876662-00?
There are 4 known substitutes for 876662-00: 0.489X.070-70 BU, 12704114-9, 11200187-5 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 876662-00?
876662-00 is cataloged in the U.S. Government catalog under NSN 5331-01-173-8782. This indicates validated use in U.S. government and defense supply chains.
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