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577R703H01 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

577R703H01: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: RUBBER POLYSULFIDE CLASS T OVERALL, temp_rating: -65.0 CELSIUS AND 125.0 CELSIUS DEGC, overall_width: 0.541 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN, aperture_width: 0.281 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN, overall_length: 1.236 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN, aperture_length: 0.996 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-050-2086, 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
577R703H01
NSN: 5330-00-050-2086
FSC: 5330 — Packing and Gasket Materials
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
materialRUBBER POLYSULFIDE CLASS T OVERALL
temp_rating-65.0 CELSIUS AND 125.0 CELSIUS DEGC
overall_width0.541 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN
aperture_width0.281 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
overall_length1.236 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
aperture_length0.996 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
hardness_rating55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
style_designatorNON-CIRCULAR
outside_corner_radius0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
maximum_pressure_rating30.0 POUNDS PER SQUARE INCH (PSI) LBS
cross-sectional_thickness0.076 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
cross-sectional_shape_styleSOLID SINGLE OR COMPOSITION
NSN5330-00-050-2086
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 577R703H01 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 CELSIUS AND 125.0 CELSIUS DEGC
•
CROSS-SECTIONAL THICKNESS: 0.076 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
•
MAXIMUM PRESSURE RATING: 30.0 POUNDS PER SQUARE INCH (PSI) LBS
•
HARDNESS RATING: 55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM D2000 2AK605B3E3F2Z OR 2BK605B3EF2Z ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS
TEMP RATING-65.0 CELSIUS AND 125.0 CELSIUS DEGC
CROSS-SECTIONAL THICKNESS0.076 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
MAXIMUM PRESSURE RATING30.0 POUNDS PER SQUARE INCH (PSI) LBS
HARDNESS RATING55.0 SHORE DUROMETER A MINIMUM AND 65.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONASTM D2000 2AK605B3E3F2Z OR 2BK605B3EF2Z ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH1.236 INCHES MINIMUM AND 1.260 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH0.541 INCHES MINIMUM AND 0.555 INCHES MAXIMUM IN
APERTURE WIDTH0.281 INCHES MINIMUM AND 0.301 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085 5330-00-000-0167 5330-00-000-5275 5330-00-001-1260 5330-00-001-1833 5330-00-001-1844 5330-00-001-1845 5330-00-001-1846
SUBSTITUTES & CROSS-REFERENCES 1
N1223Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 577R703H01?
577R703H01 is a GASKET.
What parts can replace 577R703H01?
There is 1 known substitute for 577R703H01: N1223. Substitute compatibility should be verified for your specific system.
What is the NSN for 577R703H01?
577R703H01 is cataloged in the U.S. Government catalog under NSN 5330-00-050-2086. This indicates validated use in U.S. government and defense supply chains.
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