The Insulation Board,thermal, cataloged under National Stock Number 5640-01-237-6608, is classified within Federal Supply Class 5640 (No Item Name Available) of the Construction and Building Materials group. The primary manufacturer of record is Warner Robins Air Logistics Center. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5640-01-237-6608 |
| Primary Part Number | 8337040-1 |
| Item Name | Insulation Board,thermal |
| FSC / FSG | 5640 / 56 — No Item Name Available |
| Manufacturer | Warner Robins Air Logistics Center |
| Status | ACTIVE |
| Material | MINERAL FIBER LOCATION NOT OTHERWISE SPECIFIED |
| Density Rating | 6.0 POUNDS PER CUBIC FOOT LBS |
| Water Repellent Coated Surface | NOT PROVIDED |
| Flameproof Feature | INCLUDED |
| Temp Rating | 400.0 FAHRENHEIT DEGF |
| Overall Thickness | 1.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| ASTM C612 | American Society for Testing and Materials Dba Astm International (USA) |
| HH-I-558 FMACL2 | General Services Administration Federal Supply Service (USA) |
| 8337040-1 PRIMARY | Warner Robins Air Logistics Center (USA) |
| 8337040-1 | Sacramento Air Logistics Center Sm-Alc/liil (USA) |
| HH-I-558 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 5640-01-237-6608 is a Insulation Board,thermal, manufactured by Warner Robins Air Logistics Center, classified under FSC 5640 (No Item Name Available). Status: active.
NSN 5640-01-237-6608 has 5 cross-referenced part numbers: ASTM C612 (American Society for Testing and Materials Dba Astm International), HH-I-558 FMACL2 (General Services Administration Federal Supply Service), 8337040-1 (Warner Robins Air Logistics Center), 8337040-1 (Sacramento Air Logistics Center Sm-Alc/liil), HH-I-558 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 12 known substitutes for 5640-01-237-6608: 5640-00-079-3360, 5640-00-142-5956, 5640-00-242-6032 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 8337040-1: Material: MINERAL FIBER LOCATION NOT OTHERWISE SPECIFIED; Density Rating: 6.0 POUNDS PER CUBIC FOOT LBS; Water Repellent Coated Surface: NOT PROVIDED; Flameproof Feature: INCLUDED. 8 total characteristics are documented in the Federal Logistics Information System.