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20-282 ✓ Verified by PartsTable
Legrand · 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 MICROCIRCUIT,DIGITAL is a Legrand industrial component. Key specifications include angle: 30.0 DEGREES NOMINAL, color: BLACK, length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT, material: NICKEL ALLOY FLOW CONTROL DEVICE, thickness: 0.062 INCHES NOMINAL IN, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5330-00-202-4549, 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
20-282
NSN: 5330-00-202-4549
FSC: 5330
CAGE: 1Z473 — PAKON INC DBA IMPAK DIVISION (USA)
SPECIFICATIONS
angle30.0 DEGREES NOMINAL
colorBLACK
length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
materialNICKEL ALLOY FLOW CONTROL DEVICE
thickness0.062 INCHES NOMINAL IN
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN
body_length0.785 INCHES MAXIMUM IN
bonnet_typeOUTSIDE SCREW-YOKE
flange_shapeROUND WITH HOLES ALL ENDS
hole_diameter0.531 INCHES NOMINAL IN
leg_thickness0.085 INCHES NOMINAL IN
NSN5330-00-202-4549
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20-282 MFR: Legrand ⚠ 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
•
PERIPHERAL DIAMETER: 1.000 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: FLANGE
•
CENTER HOLE DIAMETER: 0.438 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
•
FLANGED BODY OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
CROSS-SECTIONAL HEIGHT: 0.625 INCHES NOMINAL IN
•
ANGLE: 30.0 DEGREES NOMINAL
•
FSC APPLICATION DATA: WASHER,PHOTOGRAPHIC PRINT
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL DIAMETER1.000 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEFLANGE
CENTER HOLE DIAMETER0.438 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
FLANGED BODY OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
CROSS-SECTIONAL HEIGHT0.625 INCHES NOMINAL IN
ANGLE30.0 DEGREES NOMINAL
FSC APPLICATION DATAWASHER,PHOTOGRAPHIC PRINT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
20-282Interchangeable
interchangeable cross-reference
interchangeable
257-4281Interchangeable
interchangeable cross-reference
interchangeable
257-7813Interchangeable
interchangeable cross-reference
interchangeable
336A121Interchangeable
interchangeable cross-reference
interchangeable
N-807-67Interchangeable
interchangeable cross-reference
interchangeable
B-232-0-03Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20-282?
20-282 is a MICROCIRCUIT,DIGITAL manufactured by Legrand.
What parts can replace 20-282?
There are 16 known substitutes for 20-282: 20-282, 257-4281, 257-7813 and 13 more. Substitute compatibility should be verified for your specific system.
Is 20-282 still available?
20-282 is currently cancelled.
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Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
Last verified: July 2026