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Thermal Insulation Felt

Model / MPN: MIL-I-22023 | NSN: 5640-00-281-8634
ITAR Registered seal

A flexible or semirigid material composed of one or more kinds of fiber with an added binder, supplied in flat sheets or rolls. It is designed to offer resistance to the flow of heat, and must be rated for this use. For felted insulation with paper or other sheet material affixed to one or both sides, see insulation blanket, thermal. Excludes felt sheet and felt strip.

Product Details
NATO Stock Number
5640-00-281-8634
Sold in multiples of
1 RO
DEMIL
NO
Width
72.000 inches
Thickness
1.000 inches
Length
1200.000 inches
Binder Material
Any acceptable
Unit Package Type
Roll
Content Within Each Unit Package
100 ft
Maximum Thermal Conductivity
0.26 at 75 degrees f
Density Rating
1.5 pounds per cubic foot
Resin Treatment
Not included
Interwoven Construction Feature
Not included
Thread Bound Construction Feature
Not included
Material
Fiberglass
Material
Glass fiber
Nondefinitive Specification/std Data
1 type and 4 class
Solicitations
Solicitation Description Qty UOM Close Date
SPE8E619T0129 Insulation Felt, The 15 RO 11/05/2018
SPE8E619T2673 Insulation Felt, The 24 RO 08/12/2019
SPE8E620T3068 Insulation Felt, The 33 RO 03/26/2020

Pricing and Availability

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MIL-I-22023 Cross Reference
  • MIL-I-22023 TY1CL4