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20740-0001 — 20740-0001

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

20740-0001: 20740-0001.

The 20740-0001 is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, overall_width: 0.300 INCHES NOMINAL IN, overall_height: 0.198 INCHES NOMINAL IN, overall_length: 1.000 INCHES NOMINAL IN, surface_treatment: CADMIUM, unthreaded_mounting_hole_diameter: 0.067 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. This part is cataloged in the U.S.

Government catalog under NSN 5330-00-066-2400, 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
MRO→ MRO_GENERAL→ 20740-0001
NSN: 5330-00-066-2400
NIINs: 000662400, 001400106
FSC: 5330 — Packing and Gasket Materials
CAGE: 09384 — CEC VIBRATION PRODUCTS, LLC DBA CEC VIBRATIONS PRODUCTS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
overall_width0.300 INCHES NOMINAL IN
overall_height0.198 INCHES NOMINAL IN
overall_length1.000 INCHES NOMINAL IN
surface_treatmentCADMIUM
unthreaded_mounting_hole_diameter0.067 INCHES NOMINAL SINGLE MOUNTING FACILITY IN
mounting_facility_type_and_quantity2 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
material_document_and_classificationQQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE
surface_treatment_document_and_classificationQQ-P-415,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE
NSN5330-00-066-2400
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 20740-0001 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 THICKNESS: 0.031 INCHES NOMINAL IN
•
STYLE DESIGNATOR: CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-P-20693,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
•
OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
APERTURE DIAMETER: 0.164 INCHES NOMINAL IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.031 INCHES NOMINAL IN
STYLE DESIGNATORCIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-P-20693,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
APERTURE DIAMETER0.164 INCHES NOMINAL IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20740-0001?
20740-0001 is a 20740-0001. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 20740-0001?
20740-0001 is cataloged in the U.S. Government catalog under NSN 5330-00-066-2400. 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.