Aviation Headset Replacement Part Foam Insert (David Clark Models)

Quick take

This foam insert pair is made to restore comfort on compatible aviation headsets by adding a soft barrier between your ears and the recessed speaker area. It is best for pilots who want an inexpensive refresh when existing padding starts to degrade, with the biggest buying caveat being confirming the foam insert dimensions match your headset domes.

Pros and cons

Pros

  • Sold as a pair of soft, durable foam inserts for ear dome/cup replacement
  • Designed to fit inside ear domes and separate ears from the recessed speaker
  • Compatibility focus includes David Clark headset models
  • Made in the USA, with a straightforward install for many users

Cons

  • Some buyers report size mismatch if their headset dome opening differs
  • As a foam insert, it does not replace full headset parts, electronics, or complete earcup assemblies

What buyers think

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Buyer-review evidence suggests these foam inserts generally live up to their intended purpose: improving comfort and restoring a clean fit when an older headset’s original foam breaks down. Several reviewers mention a “perfect” or snug fit in specific headset dome models, and they describe the foam as providing a better, more protective surface than degraded originals. That said, review coverage also includes at least one report of the inserts being too small for a particular headset, which points to the importance of measuring before ordering. Overall, buyer feedback centers on fit, comfort/ear separation, and how well the inserts pop into place.

What these foam inserts are for

If your aviation headset’s ear dome padding has become thin, crumbling, or no longer comfortable against your ears, a replacement foam insert can bring back the intended cushioning. These inserts are meant to sit inside the ear dome area and create a softer interface between you and the recessed speaker region, helping prevent direct contact with hard components while you fly.

Key specs and compatibility to check

  • Material: foam
  • Color: black
  • What you get: a pair of inserts
  • Approximate size: about 2 inches wide and 3 inches tall (packaged dimensions are listed as 3 x 2 x 0.25 inches)
  • Designed for: aviation headsets, including David Clark models

Important: because the fit depends on your headset’s dome opening and internal shape, measure your ear dome area (and compare it to the insert dimensions) before you order, especially if you have a non-typical model or older headset.

How easy is the installation?

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Reviewers describe the inserts as simple to install, often “popping right in” once sizing is confirmed. If your existing foam has disintegrated, replacing it with a fresh foam insert can also make the headset feel more complete again by restoring that ear-cushioned separation.

Pros and cons for different buyers

Best for

  • Owners of aviation headsets with David Clark compatibility who need replacement ear dome/cup foam
  • Anyone looking for a basic comfort refresh rather than replacing an entire headset
  • Buyers who are comfortable doing a quick fit check or measurement before installation

Who should avoid (or double-check fit first)

  • Shoppers who cannot confirm dome size, since some buyers report the inserts can be too small for certain headsets
  • People who need a full earcup replacement, not just the foam insert layer

Is it worth it?

It is worth considering if your priority is comfort restoration for an aviation headset that is otherwise functional. The strongest case from buyer feedback is the combination of compatible fit (for the models it matches) and a softer surface that improves ear comfort. The main risk is fit variance across headset dome designs, so taking a moment to measure and verify dimensions can help you avoid ordering the wrong insert size.

Alternatives to consider

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If you discover your headset’s dome opening does not match these inserts, alternatives typically fall into two buckets: (1) finding OEM or model-specific replacement ear foam for your exact headset, or (2) replacing the entire earcup/ear-dome assembly so the comfort layer is matched to the headset’s housing shape.

Price and availability

The current price can vary, but this product is positioned as an inexpensive replacement foam layer compared to full headset replacements. Check live pricing before purchasing.

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FAQ

Will these foam inserts work with David Clark headsets?

They are specifically designed to fit most popular aviation headset models, including David Clark models. If you are unsure, measure your headset’s ear dome opening and compare it to the insert dimensions before ordering.

What size are the foam inserts?

The foam insert is approximately 2 inches wide and 3 inches tall. The packaged dimensions are listed as 3 x 2 x 0.25 inches, so it is a good idea to verify which measurement applies to the part geometry in your headset dome.

Do I get one insert or a pair?

You get a pair of inserts in the package, intended for both sides of your headset.

Are these just foam, or do they include speakers or electronics?

These are replacement ear foam inserts only. They are meant to be added to the ear dome/cup area, not to replace headset electronics, microphones, or speakers.

How do I know if the inserts will fit my headset?

Look for compatibility with your headset model, then confirm the ear dome opening size. Some buyers report size mismatch when their headset dome differs, so measurement is the best safeguard.

What do buyers use these inserts for?

Buyers commonly use them to restore comfort when older foam has degraded, and to provide a soft barrier between the ear and the recessed speaker area.

Specifications

Product TitleAviation Headset Replacement Part Foam Insert (David Clark Models)
CategoryElectronics > Car & Vehicle Electronics > Aviation Electronics > Headsets & Intercoms
BrandOH 4 Aviation
ManufacturerOH 4 Industries
Model NumberOH-AV-001
ColorBlack
MaterialFoam
Enclosure MaterialFoam
Compatible DevicesAviation Headsets
Item Dimensions3 x 2 x 0.25 inches
UPC850799002378
Mfr Part NumberDC-001
Built-In MediaReplacement Ear Cover
Item dimensions L x W x H3 x 2 x 0.25 inches

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