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40239-1 — PAD,CUSHIONING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

40239-1: PAD,CUSHIONING.

The PAD,CUSHIONING is a the manufacturer industrial component. Key specifications include special_features: 7.500 IN. DIA IN, end_item_identification: AGTS-36 TOW TARGET.

This part is cataloged in the U.S. Government catalog under NSN 5330-00-441-9799, 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
40239-1
NSN: 5330-00-441-9799
NIINs: 004419799, 012034583, 013149254
FSC: 5330 — Packing and Gasket Materials
CAGE: 47496 — THE DEWEY ELECTRONICS CORPORATION DIV PITOMETER LOG DIVISION (USA)
SPECIFICATIONS
special_features7.500 IN. DIA IN
end_item_identificationAGTS-36 TOW TARGET
NSN5330-00-441-9799
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 40239-1 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: 0.062 INCHES NOMINAL IN
•
INSIDE CORNER INVERTED RADIUS: 0.312 INCHES NOMINAL IN
•
HARDNESS RATING: 50.0 SHORE DUROMETER A MAXIMUM OVERALL
•
STYLE DESIGNATOR: NON-CIRCULAR
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: SOLID SINGLE OR COMPOSITION
TECHNICAL CHARACTERISTICS
CROSS-SECTIONAL THICKNESS0.062 INCHES NOMINAL IN
INSIDE CORNER INVERTED RADIUS0.312 INCHES NOMINAL IN
HARDNESS RATING50.0 SHORE DUROMETER A MAXIMUM OVERALL
STYLE DESIGNATORNON-CIRCULAR
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-15624 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH5.438 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLESOLID SINGLE OR COMPOSITION
OVERALL WIDTH3.438 INCHES NOMINAL IN
APERTURE WIDTH3.062 INCHES NOMINAL IN
ELONGATION PERCENTAGE300 MAXIMUM
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 40239-1?
40239-1 is a PAD,CUSHIONING.
What is the NSN for 40239-1?
40239-1 is cataloged in the U.S. Government catalog under NSN 5330-00-441-9799. 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.