MIL-STD-1623 Fire Performance Requirements And Approved Specifications For Interior Finish Materials And Furnishings Naval Shipboard UseThis design criteria standard provides fire performance requirements and approved specifications for various categories of interior finish materials and furnishings for use on Naval surface ship and submarines.

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Category

Material

Specification

Fire test

Test limits

Insulation continued

End sealer

MIL-C-22395

MIL-C-22395, fire resistance

Burn after removal of a test flame

30 sec MAX

Thermal/sound

15/

absorbing felt

MIL-I-22023

Type I and

Type II

ASTM E84

Flame spread index

25 MAX

Smoke developed index

50 MAX

Type III

MIL-I-22023

Appendix A

Flash-over time

> 10 minute

MIN

Thermal/acoustic

15/

panel

DOD-I-24688, Type I

ASTM E662

Smoke density

5 max

DOD-I-24688

Appendix A

Flash-over time

> 10 minute

MIN

Type II, Class

1 and 2

DOD-I-24688

Appendix A

Flash-over time

> 10 minute

MIN

High temperature fire/thermal/acoustic

15/

insulation

MIL-PRF-

32161, Type I, II, and III

ASTM E84

Flame spread index

25 MAX

Smoke developed index

50 MAX

Type I

MIL-STD-3020

Full-scale fire resistance test

11/

Thermal/acoustic

15/

barrier

MIL-T-24708, Type I

ASTM E162

Flame spread index12/

25 MAX

ASTM E66220/

Smoke density

150 MAX

Type I, Class 3

MIL-T-24708

Appendix

Flash-over time

> 10 minute

MIN

Acoustic board

MIL-A-23054

ASTM E84 or

UL 723

Flame spread index

30 MAX

Smoke developed index

100 MAX

Bedding

Mattress, innerspring

NAVSEA

05Z6 PD 5-

04A

Component testing:

Upholstery Ticking, Border Ticking, Flange, Tapel6/  and

Pocketing Materiall6/

ASTM D6413

Initial flammability:

Char length

5 inch MAX

After flame

2 sec MAX

Molten and/or flaming drops

None