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571028 — INSULATION SLEEVING,ELECTRICAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

571028: INSULATION SLEEVING,ELECTRICAL.

The INSULATION SLEEVING,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: PLASTIC CROSS-LINKED POLYOLEFIN, temp_rating: -90.0 CELSIUS AND 250.0 CELSIUS DEGC, wall_thickness: 0.009 INCHES NOMINAL IN, hardness_rating: 75.0 SHORE DUROMETER A NOMINAL, inside_diameter: 0.018 INCHES NOMINAL IN, outside_diameter: 1.193 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5331-00-932-2442, 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
571028
NSN: 5331-00-932-2442
NIINs: 009322442, 012042790, 012745481, 013904655
FSC: 5331 — O-ring
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialPLASTIC CROSS-LINKED POLYOLEFIN
temp_rating-90.0 CELSIUS AND 250.0 CELSIUS DEGC
wall_thickness0.009 INCHES NOMINAL IN
hardness_rating75.0 SHORE DUROMETER A NOMINAL
inside_diameter0.018 INCHES NOMINAL IN
outside_diameter1.193 INCHES NOMINAL IN
center_hole_diameter0.981 INCHES MINIMUM AND 0.993 INCHES MAXIMUM IN
reliability_indicatorNOT ESTABLISHED
cross-sectional_height0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
dielectric_material_voltage_rating_per_unit_thickness800.0 VOLTS PER MIL /0.001 INCH/ IN
NSN5331-00-932-2442
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 571028 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: -67.0 FAHRENHEIT AND 347.0 FAHRENHEIT DEGF
•
CROSS-SECTIONAL HEIGHT: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.193 INCHES NOMINAL IN
•
HARDNESS RATING: 75.0 SHORE DUROMETER A NOMINAL
•
CENTER HOLE DIAMETER: 0.981 INCHES MINIMUM AND 0.993 INCHES MAXIMUM IN
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS
TEMP RATING-67.0 FAHRENHEIT AND 347.0 FAHRENHEIT DEGF
CROSS-SECTIONAL HEIGHT0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.193 INCHES NOMINAL IN
HARDNESS RATING75.0 SHORE DUROMETER A NOMINAL
CENTER HOLE DIAMETER0.981 INCHES MINIMUM AND 0.993 INCHES MAXIMUM IN
MATERIALRUBBER SYNTHETIC
SUBSTITUTES & CROSS-REFERENCES 2
571029Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
640577Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 571028?
571028 is a INSULATION SLEEVING,ELECTRICAL.
What parts can replace 571028?
There are 2 known substitutes for 571028: 571029, 640577. Substitute compatibility should be verified for your specific system.
What is the NSN for 571028?
571028 is cataloged in the U.S. Government catalog under NSN 5331-00-932-2442. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.