for complex geometries
on milled features
available on prototypes
technical data
CNC Machined Weapons System Components for Defense Teams
Defense teams in Detroit need weapons components that are dimensionally exact and built to mil-spec. We machine aluminum, steel, and titanium receivers, trigger groups, and rail systems to tight tolerances. Full documentation on every order.
Defense-Grade Materials
7075 aluminum, 4340 steel, and titanium with mil-cert traceability.
Mil-Spec Tolerances
±0.001" on general features. Tighter on critical timing bores.
Defense Docs
Inspection reports and material certs for your defense program.
Arsenal of Democracy — Still Building
Detroit's defense legacy runs deep. General Dynamics Land Systems in Sterling Heights builds Abrams tanks and Stryker vehicles. The Detroit Arsenal in Warren houses TACOM, the Army's ground vehicle command. BAE Systems, L3Harris, and dozens of Tier 2 suppliers machine turret components, hull fittings, and fire control parts across metro Detroit.
RivCut serves Detroit defense suppliers with fixed lead times, ITAR compliance, and the MIL-spec documentation your TACOM program office requires on every shipment.
General Dynamics Land Systems — Sterling Heights
Abrams tank and Stryker vehicle production driving turret, hull, and drivetrain machining demand.
BAE Systems — Sterling Heights
Bradley Fighting Vehicle and armored vehicle upgrades requiring machined armor and suspension components.
Detroit Arsenal — TACOM
Army Tank-automotive and Armaments Command driving procurement for ground vehicle programs.
Metro Detroit Defense Tier 2 Suppliers
Dense network of machining shops supporting turret assemblies, fire control housings, and drivetrain parts.
What Detroit Defense Teams Usually Order
| Typical quantity | 5-25 validation or low-rate production parts |
|---|---|
| Common materials | Aluminum 6061-T6, Steel 4140, Aluminum 7075-T6 |
| Key requirement | Full material traceability with certified material test reports and AS9100D-aligned First Article Inspection documentation |
| Typical lead time | 7-15 business days depending on part complexity and finishing requirements |
| Who orders | Program engineer or supply chain manager at a ground vehicle prime or Tier 1 defense supplier, usually working under an Army or DoD contract |
Weapons System Parts for Detroit Teams
Receivers, trigger groups, barrel extensions, and rail systems machined to mil-spec.
Receiver Components
7075-T6 aluminum and 4140 steel receiver components with precise bore and pin dimensions.
7075-T6 & 4140Barrel Extensions
4140 and 4340 steel barrel extension components with precise headspace and thread form dimensions.
Headspace criticalTrigger Group Parts
4140 steel trigger, hammer, sear, and disconnector components. Precise geometry and surface hardness.
4140 steelRail Systems
7075 aluminum Picatinny and M-LOK rail sections with precise slot geometry and flatness.
Mil-spec slotsMagazine Wells
Aluminum magazine well inserts and feed lip guides with precise tolerances for reliable feeding.
Feed geometryBolt Carrier Components
Steel bolt body and carrier components with precise cam pin, gas key, and extractor features.
Heat treated8 Housings. 10 Days. ITAR Documented.
A Metro Detroit weapons systems team needed fire control housings with precise optical mounting surfaces, EMI shielding fits, and MIL-A-8625 Type III anodize. Teams near companies like General Dynamics Land Systems — Sterling Heights trust this kind of precision and documentation rigor.
Every unit shipped with controlled documentation:
- CMM dimensional report — optical mount and EMI surfaces verified
- Material cert with heat lot traceability
- First Article Inspection per AS9102
- MIL-A-8625 Type III anodize process cert
What Detroit Defense Buyers Should Know
TACOM procurement cycles are long — plan ahead
Army ground vehicle programs at the Detroit Arsenal can take 12-18 months from RFP to PO. Start qualifying your machining supplier early.
Armor steel machining requires special tooling
RHA and HHA armor plate used in GDLS programs eats carbide tooling. Confirm your supplier has experience with hardened steel above 40 HRC.
Lake-effect weather delays winter shipments
Metro Detroit gets hit with lake-effect snow from November through March. Add shipping buffer or use expedited freight for critical deliveries.
MIL-STD-1916 sampling applies to ground vehicle parts
Army vehicle programs use different acceptance criteria than aerospace. Confirm the correct sampling plan before your first shipment.
When Your Local Shop Can't Keep Up
When a prime contract surges volume, smaller buyers get pushed back. We give you fixed lead times, ITAR compliance, and mil-spec documentation — every time. Detroit's defense sector demands it.
Documentation-Ready
Dimensional reports, material certs, and process records ship with every order — no chasing paperwork after delivery.
Full Material Traceability
Every bar ships with mill certs and heat lot numbers. Full chain of custody from raw stock to finished part.
CMM Inspection, Every Part
NIST-traceable CMM verification on every critical dimension before anything ships. No sampling — we inspect every part.
5–7 Day Prototype Turnaround
Most first articles ship in under a week. Rush available for simpler geometries. Confirmed ship date at order.
Need our full quality documentation? Email us — we'll send everything your team needs.
From File to Part in 3 Steps
Simple, clear, and designed for fast-moving teams.
Upload & Quote
Upload your STEP or IGES file, select material and finish, and get an instant AI price. Every quote includes a free DFM review.
We Machine & Inspect
Parts run on our CNC mills and lathes with CMM inspection on every order. We verify every critical dimension before shipping.
Ship with Full Docs
Your order ships with dimensional reports, material certs, and full paperwork — everything your quality team needs.
Questions from Detroit Defense Teams
Defense CNC Machining in Other Cities
We serve defense teams in cities across the US.
Upload Your CAD File
Weapons System Components, structural brackets, housings, and more — we machine them all. Most orders ship in 5 to 7 business days.
No minimums · 100% Made in USA · Never brokered · Ships anywhere in the US
Currently accepting new projects