Keeping mission-critical programs on schedule starts with having the right parts in stock. Barysphere Supply Group is a stocking distributor of electronic, aerospace, and industrial components, headquartered in Southington, CT. We supply the DLA directly through DIBBS, providing competitive pricing, prompt bids on solicitations we can fulfill, and rapid turnaround times. Our team understands the compliance standards and urgency that government procurement demands, delivering the right components on time, every time.

We monitor federal portals to identify contracts matching your capabilities and submit competitive bids.

Sourcing resistors, capacitors, microcontrollers, mil-spec connectors, and components from vetted suppliers worldwide.

AS9100-grade aerospace and defense parts, avionics, sensors, and structural components for mission-critical applications.

Qualified supplier networks, lead time management, and logistics coordination to keep your contracts on track.
Our processes are aligned with the highest standards in defense and aerospace supply chain integrity. All incoming inventory undergoes full inspection performed per MIL-STD-1916 methodology, with ESD-safe handling procedures maintained throughout receiving, storage, and shipping. Third-party laboratory testing is available upon request through our accredited testing lab partners.
| Standard | What It Covers |
|---|---|
| MIL-STD-1916 | Inspection / Quality |
| MIL-STD-2073 | Packaging / Preservation |
| ASTM-D-3951 | Commercial Packaging |
| MIL-STD-129 | Marking / Labeling |
Relationships with hundreds of vetted manufacturers and partnered with several OEM excess plants across electronic, aerospace, and industrial sectors.
We move at the pace of government deadlines. Rapid quoting, sourcing, and delivery to keep contracts on schedule.
From bid preparation to final delivery — we manage the entire process so you can focus on your mission.
Our processes are aligned with FAR, DFARS, and ISO standards. ITAR registration is maintained annually with the Directorate of Defense Trade Controls (DDTC) via the DECCS portal — a mandatory requirement for U.S. entities handling defense-related articles on the USML.
From mil-spec connectors to avionics systems — if it's needed for a government contract, we source it.
At Barysphere Supply Group, we source and deliver AN, MS, and NAS specified components built for the rigors of aerospace and defense operations. Our procurement team works directly with vetted manufacturers and OEM excess channels to locate hard-to-find hardware, electronics, and flight-critical parts — cutting lead times without cutting corners. Whether you need a single line item or a full bill of materials, we bring the inventory access, specification knowledge, and supply chain discipline to get it done right.
From precision-engineered fasteners to specialized packing and seals, our mechanical hardware inventory covers the full spectrum of AN, MS, and NAS specifications required for aerospace and defense assemblies. Each component is sourced to meet exacting tolerances and mil-spec requirements.
| FSC | Description |
|---|---|
| 5305 | Screws |
| 5306 | Bolts |
| 5307 | Studs |
| 5310 | Nuts & Washers |
| 5315 | Pins & Rivets |
| 5320 | Rivets |
| 5325 | Fastener Tape (Velcro-type) |
| 5330 | Packing, Gaskets & Seals |
| 5340 | Hardware, Commercial |
| 5365 | Bushings, Rings & Shims |
Our electronic and electrical component lines support mission-critical defense and avionics systems. From resistors and semiconductors to printed circuit board assemblies, each component is sourced from vetted manufacturers and verified against applicable military specifications.
| FSC | Description |
|---|---|
| 5905 | Resistors |
| 5910 | Capacitors |
| 5915 | Filters & Networks |
| 5920 | Fuses & Circuit Breakers |
| 5935 | Connectors, Electrical |
| 5940 | Lugs, Terminals & Splices |
| 5945 | Relays & Solenoids |
| 5950 | Coils, Transformers & Other Inductors |
| 5960 | Electron Tubes |
| 5961 | Semiconductors |
| 5963 | Electronic Modules |
| 5970 | Electrical Insulators & Insulating Materials |
| 5975 | Electrical Hardware & Supplies |
| 5998 | Printed Circuit Board Assemblies |
| 5999 | Miscellaneous Electrical/Electronic Components |
Don't see what you need? We source across all Federal Supply Classes. Contact us for tailored solutions — no demand is too extreme. We're here to deliver precisely what you require, precisely when you need it.
Whether you're a government agency with a procurement need or a prime contractor looking for a reliable parts partner — we'd love to hear from you.