MIL-PRF-85285ETYICLH#17925 (2-USgl-Kit)

Additional Product Information

Overview

MIL-PRF-85285D Polyurethane Coating is a two-component, aliphatic polyester polyurethane designed for aerospace and heavy-duty industrial use. It provides exceptional chemical, solvent, and abrasion resistance, with excellent adhesion to most substrates. Maintenance and repair teams rely on it for its durability, UV resistance, and versatility across aircraft, industrial machinery, and exterior surfaces.

Key Technical Specs for MIL-PRF-85285D Polyurethane Coating

• Type: Two-component aliphatic polyester polyurethane
• Volume/Solids: 55 57% (volume), 67 70% (weight)
• Color: Full range, including gloss, semi-gloss, camouflage
• Viscosity/Consistency: 70 90 KU
• Cure/Working Time: Pot life 6 8 hours at 77 F (25 C), tack-free 2 hours, recoat overnight, full service 7 days
• Tensile/Peel Strength: Excellent adhesion to most substrates
• Shore Hardness: Not specified, adheres to MIL specifications
• Service Temperature: Suitable for exterior UV-exposed environments
• Typical Uses: Aircraft MRO, industrial machinery, exterior surface coatings, chemical and abrasion protection
• Shelf Life: As per manufacturer recommendations when stored in original sealed containers under proper conditions

Approvals & Specifications

• Meets MIL-PRF-85285D Military Specification
• Meets ASTM standard tests for chemical and abrasion resistance
• Compliant with VOC regulations: Type I 420 g/L, Type II 340 g/L

Typical Aircraft MRO / AOG Applications

• Exterior aircraft surfaces exposed to UV and weather
• Protective coatings on fuselage and structural components
• Maintenance touch-ups on industrial aerospace equipment
• Surface protection in harsh chemical or mechanical environments

Compatibility & Safety Notes

• Compatible with primers MIL-P-23377G or MIL-P-85582; avoid alkyd-based primers
• Surfaces must be clean, dry, and structurally sound
• Use with adequate ventilation; contents are flammable
• Avoid skin and eye contact; wear appropriate PPE
• Read MSDS before use; industrial use only

Packaging & Procurement

• Available in 4:1 component mix for brush, roll, or spray application
• Store in original sealed containers at recommended temperature
• Easy mixing and chemical induction; thinning possible with MIL-T-81772B Type I thinner

Why MIL-PRF-85285D Polyurethane Coating is Chosen for AOG / MRO

• Fast drying and recoat times for efficient turnaround
• Reliable adhesion and chemical resistance reduce repeat maintenance
• Versatile application methods for field or hangar use
• Durable finish withstands UV exposure and harsh environments

Practical Suggestions for Your Team (AOG Mindset)

• Maintain adequate stock to meet urgent maintenance needs
• Pre-mix components with mechanical agitation and allow 15-minute induction
• Train personnel on proper PPE and solvent handling
• Store partially used containers properly to preserve pot life

Manufacture / Aviation Spec Codes

• Manufacturer: [Insert Manufacturer Name]
• Product ID: MIL-PRF-85285D
• MIL / OEM / Export Codes: MIL-PRF-85285D compliant

Alternative Names & Descriptions

• MIL-PRF-85285D Polyurethane
• Aerospace Grade 2K Polyurethane Coating
• MIL Spec Polyurethane Coating
• Industrial Chemical-Resistant Polyurethane
• Heavy Duty Exterior Polyurethane Coating