Genuine US GI CVC Tanker Jacket: Sizing & Authentication Guide
When it comes to cold-weather military surplus outerwear, the Genuine US GI CVC (Combat Vehicle Crewman) Tanker Jacket is a legendary piece. Constructed from flame-resistant Aramid (Nomex) fibers and designed with a distinct cropped cut, it is both highly functional and a staple of vintage military style. However, due to its specialized military design and the prevalence of modern civilian reproductions, finding the right fit and verifying authenticity can be challenging. This guide breaks down the sizing matrix, lists verified NSN numbers, and shows you how to spot a real issue jacket.
Technical Specifications & Authenticity Check
| Specification Field | Verified Military Data |
|---|---|
| National Stock Number (NSN) | 8415-01-074-9418, 8415-01-074-9419, 8415-01-074-9421, 8415-01-074-9423, 8415-01-074-9427 |
| Material Composition | 100% Aramid (Flame-Resistant Nomex Fiber) / Rib-Knit Cuffs & Waistband |
| Country of Origin | United States (Official US GI Military Issue) |
| Era / Conflict Assignment | Cold War to Modern Era (Post-1980 Issue) |
| Available Conditions | Unissued (New Old Stock), Grade 1 (Excellent Condition), Grade 2 (Used/Worn) |
Official Sizing & Fit Matrix
| Jacket Size | Chest Size (Inches) | Recommended Height |
|---|---|---|
| Small | 34" - 39" | 5'4" - 5'7" |
| Medium | 39" - 41" | 5'7" - 5'11" |
| Large | 41" - 45" | 5'11" - 6'0" |
| X-Large | 45" - 49" | 6'0" - 6'3" |
Understanding the CVC Jacket's Cropped Military Fit
Unlike traditional flight jackets, the CVC Cold Weather Jacket has a short torso. It is designed to sit right at or slightly above the waistline. This cropped style was intentional, engineered to prevent the fabric from bunching up while crewmen were sitting in the tight, cramped environments of tanks and armored vehicles. If you prefer a longer look or plan to layer it over thick sweaters, we recommend sizing up or opting for a 'Long' length variation.
How to Verify an Authentic Nomex CVC Jacket
Authentic military-issue CVC jackets are built under strict military specification MIL-J-43924E. You can verify a genuine jacket by inspecting the inner collar label. It must state a composition of 100% Aramid (Nomex) and list a valid 13-digit National Stock Number (NSN). Additionally, authentic jackets feature a hook-and-loop closure patch on the back panel designed to access the heavy-duty emergency extraction strap (rescue strap) – a detail that civilian reproductions often skip or poorly fake.