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Technical Data Sheet
HHC576CLASS2 ✓ 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 CORK STRIP is a the manufacturer industrial component. Key specifications include width: 27.720 INCHES MINIMUM AND 28.280 INCHES MAXIMUM IN, length: 49.500 INCHES MINIMUM AND 50.500 INCHES MAXIMUM IN, material: CORK, thickness: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN, minimum_tensile_strength: ERR-060, nondefinitive_spec/std_data: 2 CLASS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-261-5802, 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
HHC576CLASS2
NSN: 5330-00-261-5802
FSC: 5330
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
width27.720 INCHES MINIMUM AND 28.280 INCHES MAXIMUM IN
length49.500 INCHES MINIMUM AND 50.500 INCHES MAXIMUM IN
materialCORK
thickness0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
minimum_tensile_strengthERR-060
nondefinitive_spec/std_data2 CLASS
departure_from_cited_designatorAS MOD BY LG AND W
NSN5330-00-261-5802
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: HHC576CLASS2 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
THICKNESS: 0.062 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTH: ERR-060
MATERIAL: CORK
NONDEFINITIVE SPEC/STD DATA: 2 CLASS
LENGTH: 36.000 INCHES NOMINAL IN
WIDTH: 36.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THICKNESS0.062 INCHES NOMINAL IN
MINIMUM TENSILE STRENGTHERR-060
MATERIALCORK
NONDEFINITIVE SPEC/STD DATA2 CLASS
LENGTH36.000 INCHES NOMINAL IN
WIDTH36.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
HHC576CLASS2Interchangeable
interchangeable cross-reference
interchangeable
1526517Interchangeable
interchangeable cross-reference
interchangeable
559D1-0868Interchangeable
interchangeable cross-reference
interchangeable
29311Interchangeable
interchangeable cross-reference
interchangeable
49 392 HInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is HHC576CLASS2?
HHC576CLASS2 is a CORK STRIP.
What parts can replace HHC576CLASS2?
There are 5 known substitutes for HHC576CLASS2: HHC576CLASS2, 1526517, 559D1-0868 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for HHC576CLASS2?
HHC576CLASS2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-261-5802. This indicates validated use in U.S. government and defense supply chains.
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