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Delta Three Oscar

D3O, LLC

Blacksburg, Virginia, United States

Armour & ProtectionSoldier EquipmentDual-use
Subsystem Manufacturer, Component SupplierSupplies Land Forces, Homeland Security & Police
Profile last updated: August 16, 2026

About

Delta Three Oscar is a defense subsystem manufacturer based in Blacksburg, United States working in armour & protection, soldier equipment.

Delta Three Oscar is the tactical arm of D3O, a materials science and impact protection company. It designs and manufactures protective products for military and law enforcement personnel, including helmet liners, helmet suspension pads, body and limb protection, and footwear inserts. Its products use proprietary materials developed in an innovation centre and lab, and the company states its US-based production supports the US Defense Industrial Base. Delta Three Oscar supplies suspension pads for US Army helmet programmes and works with the National Industries for the Blind and its agencies IFB Solutions and VisionCorps on production. The brand also serves civilian motorsports, industrial workwear, sports and consumer electronics markets through the wider D3O business.

Location

Blacksburg, United States

Legal name

D3O, LLC

Focus areas

impact protectionballistic protectionhelmet linershelmet suspension padsPPEbody armourlimb protectionfootwear protection

Languages

EN

Products & capabilities

Defense domains

Armour & ProtectionSoldier Equipment

Supply-chain role

Subsystem ManufacturerComponent Supplier

What they offer

HardwareComponents

Markets

Also sells to civilian markets

Products

Halo 3

Ballistic helmet liner

Lightweight, comfortable ballistic helmet liner system for military and law enforcement use.

Halo 7/9

Helmet liner system

Helmet liner product line from Delta Three Oscar for military and law enforcement personnel.

P12 Knee & Elbow Pads

Knee and elbow pads

Low-profile impact protection knee and elbow pads for military and law enforcement professionals.

P5 Knee and Elbow Pads

Knee and elbow pads

Knee and elbow impact protection pads for military and law enforcement use.

Fitted Ankle Guard LP

Ankle guard

Fitted ankle protection guard for law enforcement and military personnel.

End users

Land ForcesHomeland Security & Police

Standards, platforms & customers

Defense standards

Berry CompliantNIJ Standard 0101.07

Platforms & programmes

Integrated Helmet Protection System (IHPS)Soldier Protection System (SPS)

Named customers

US ArmyUS Department of Defense

Credentials & affiliations

Certifications

ISO 9001:2015

Industry memberships

Warrior Protection & Readiness Coalition (WPRC)

Other defense companies in United States

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