The 4X4 IN. DOUGLAS FIR is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5510-00-220-6178, indicating validated use in U.S.
government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.
| Part Number | 4X4 IN. DOUGLAS FIR |
| NSN | 5510-00-220-6178 |
| RANDOM LENGTH | 8 FT AND LONGER WITH A MAX OF 5 PCT TO BE 8-9 FT AND MIN OF 50 PCT 14 FT AND LONGER FT |
| WIDTH-LOCATION AND MEASURING METHOD | 4.000 INCHES NOMINAL OVERALL SPECIFIED IN |
| NONDEFINITIVE SPEC/STD DATA | 3 TABLE |
| SUPPLEMENTARY FEATURES | UNIT OF ISSUE-BF |
| TYPICAL WOOD PRODUCTS USE | HIGH QUALITY CONSTRUCTION AND INDUSTRIAL USES, HEAVY FRAMING AND DECKING |
| MEASURING METHOD AND LENGTH | 8.000 FEET MINIMUM RANDOM FT |
| THICKNESS-LOCATION AND MEASURING METHOD | 4.000 INCHES NOMINAL OVERALL SPECIFIED IN |
| SURFACE CONDITION DEGREE | SURFACED FOUR SIDES |
| SPECIFICATION/STANDARD DATA | 81348-MM-L-751 GOVERNMENT SPECIFICATION |
| SPECIES-GRADE AND GRADING ASSOCIATION | ANY ACCEPTABLE CONSTRUCTION NORTHERN HARDWOOD AND PINE MANUFACTURERS ASSOCIATION OR ANY ACCEPTABLE CONSTRUCTION WEST COAST LUMBER INSPECTION BUREAU OR ANY ACCEPTABLE CONSTRUCTION WESTERN WOOD PRODUCTS ASSOCIATION OR PINE, SOUTHERN NO. 1 SOUTHERN PINE INSPECTION BUREAU OR PINE, SOUTHERN CONSTRUCTION SOUTHERN PINE INSPECTION BUREAU OR REDWOOD NO. 1 REDWOOD INSPECTION SERVICE OR REDWOOD CONSTRUCTION REDWOOD INSPECTION SERVICE |