Request a Quote

Please fill out the following form below.

SKU: Select an option to display SKU

* Required Fields


Restrictions / Notifications

  • This item contains hazardous materials and does not qualify for any free shipping promotions.

Click to Enlarge Image



  • 67 square inches of reflective tape: 30 square inches on front, and 37 square inches on back
  • Waist belt with YKK® buckle for a secure fit in and out of the water, belt tunnel to reduce snagging
  • Fall protection harness opening on the back to accommodate most fall protection gear, reinforced 3 in. x 1 in. opening
  • Velcro® patch on left shoulder to hold strobe light in place away from the eyes
  • Two 5-1/4 in. x 4-1/4 in. equipment pockets on left side
  • Made with fire retardant 88% Cotton, 12% high tenacity nylon, rugged twill outer shell
  • Pockets feature full 1 in. x 5 in. Velcro® closures
  • Top pocket is partitioned to hold strobe light and whistle, bottom pocket designed for added personal gear
  • Heavy-duty Vislon® zipper with safety webbing across zipper to minimize snagging and hold vest closed
  • 1 in. waist belt with YKK® buckle, enclosed belt tunnel to reduce snagging

MK1 Inflatable Vest Includes:

  • Outer Shell
  • Inflatable Bladder
  • CO2 Cartridge
  • Personal Strobe Light
  • Whistle
  • Sea Dye Marker


  • Stearns MK1 Vests no longer include the Auto Inflator
  • Stearns Chemical Replacement Pills For Secumatic 3001S (P/N: I701SPI-00-NAV) are REQUIRED to auto-inflate the MK1 Vests
  • Stearns I701 Chemical Pill Inflator - Secumatic 3001 (P/N: I701KIT-00-NAV) is REQUIRED to auto-inflate the MK1 Vests

Care Instructions:

  • The best way to care for the MK1 Inflatable Vest is to hand wash it with mild detergent in warm water
  • Do not use any solvent based detergents
  • Do not dry clean

Sizing Chart:

Size Chest (Inches) Chest (cm)
Small 36-38 in. 91-97cm
Medium 40-42 in. 102-107cm
Large 44-46 in. 112-117cm
X-Large 48-50 in. 122-127cm
2X-Large 52-54 in. 132-138cm

The Stearns MK1 Inflatable Vest is designed to meet the Naval Sea Systems Command requirements for a durable and reliable shipboard life preserver. They are made in accordance to select requirements of Underwriters Laboratories Standard UL1180.

Constructed of a flame resistant, breathable fabric, the MK1 can be worn comfortably for extended periods of time. The lightweight vest design allows a full range of motion in the performance of duties. It is available in a number of colors, denoting the wearer's onboard duties, as per the US Navy's identification requirements.

Bright silver 3M Scotchlite™ reflective tape is added to the shoulders and back for improved wearer visibility and an emergency light (included in the Complete version) may be attached to the Velcro™ patch above the pocket. The bladder is constructed of RF (radio frequency) welded polyurethane coated nylon. This vest-type life preserver was developed for the US Navy's flight deck personnel based on the well-established Mark I.

Complete Package Includes: Outershell, Inflatable Bladder, CO2 Cartridge, Personal Strobe Light, Whistle and Sea Dye Marker.

NOTE: The MK1 Vests no longer include the Auto Inflator.

The best way to care for the MK1 Inflatable Vest is to hand wash it with a mild detergent in warm water. Do not use any solvent based detergents and do not dry clean.

The MK1 Inflatable Vest - Complete is available from Amron International on GSA Advantage and DOD Emall.


Additional Information

Search Weight 30
Brand Stearns
Clearance Item No
Video No

Product FAQ's

Ask a Question

No questions have been asked for this product. To ask a question please click the Ask a Question button and fill out the form. Thank you.

Customers Who Bought This Item Also Bought