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7520-040 — GASKET

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

7520-040: GASKET.

The GASKET is a the manufacturer industrial component. Key specifications include material: PLASTIC URETHANE OVERALL, overall_width: 2.612 INCHES NOMINAL IN, aperture_width: 2.382 INCHES NOMINAL IN, overall_length: 1.686 INCHES NOMINAL IN, aperture_length: 1.456 INCHES NOMINAL IN, style_designator: NON-CIRCULAR. This part is cataloged in the U.S.

Government catalog under NSN 5330-01-688-9423, 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
7520-040
NSN: 5330-01-688-9423
FSC: 5330 — Packing and Gasket Materials
CAGE: 23609 — LUDLUM MEASUREMENTS INC (USA)
SPECIFICATIONS
materialPLASTIC URETHANE OVERALL
overall_width2.612 INCHES NOMINAL IN
aperture_width2.382 INCHES NOMINAL IN
overall_length1.686 INCHES NOMINAL IN
aperture_length1.456 INCHES NOMINAL IN
style_designatorNON-CIRCULAR
inside_corner_radius0.080 INCHES NOMINAL IN
outside_corner_radius0.195 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyLCD BEZEL INNER GASKET
NSN5330-01-688-9423
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 7520-040 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
•
INSIDE CORNER RADIUS: 0.080 INCHES NOMINAL IN
•
STYLE DESIGNATOR: NON-CIRCULAR
•
APERTURE WIDTH: 2.382 INCHES NOMINAL IN
•
APERTURE LENGTH: 1.456 INCHES NOMINAL IN
•
OUTSIDE CORNER RADIUS: 0.195 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
INSIDE CORNER RADIUS0.080 INCHES NOMINAL IN
STYLE DESIGNATORNON-CIRCULAR
OVERALL LENGTH1.686 INCHES NOMINAL IN
OVERALL WIDTH2.612 INCHES NOMINAL IN
APERTURE WIDTH2.382 INCHES NOMINAL IN
APERTURE LENGTH1.456 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYLCD BEZEL INNER GASKET
OUTSIDE CORNER RADIUS0.195 INCHES NOMINAL IN
MATERIALPLASTIC URETHANE OVERALL
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

No substitute or cross-reference records for this part.

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 7520-040?
7520-040 is a GASKET.
What is the NSN for 7520-040?
7520-040 is cataloged in the U.S. Government catalog under NSN 5330-01-688-9423. 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.