The Channel,structural, cataloged under National Stock Number 9520-01-666-7056, is classified within Federal Supply Class 9520 (No Item Name Available) of the Metal Bars, Sheets, and Shapes group. The primary manufacturer of record is Clarkdietrich Engineering Services Llc. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9520-01-666-7056 |
| Primary Part Number | 181031 |
| Item Name | Channel,structural |
| FSC / FSG | 9520 / 95 — No Item Name Available |
| Manufacturer | Clarkdietrich Engineering Services Llc |
| Status | ACTIVE |
| First Tip Style | SQUARE END |
| Left Side Flange Height | 1.250 INCHES NOMINAL IN |
| Right Side Top Flange Width | 0.250 INCHES NOMINAL IN |
| Left Side Top Flange Width | 0.250 INCHES NOMINAL IN |
| Basic Shape Style | CHANNEL |
| Length | 10.0 FEET NOMINAL FT |
| Left Side Flange Thickness | 0.0150 INCHES MINIMUM AND 0.0158 INCHES MAXIMUM IN |
| Base Flange Thickness | 0.0150 INCHES MINIMUM AND 0.0158 INCHES MAXIMUM IN |
| Left Inside Angle | 90.0 DEGREES NOMINAL |
| Fabrication Method | COLD FINISH |
| Left Side Top Flange Thickness | 0.0150 INCHES MINIMUM AND 0.0158 INCHES MAXIMUM IN |
| Right Side Flange Height | 1.250 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Inside Angle | 90.0 DEGREES NOMINAL |
| Right Side Flange Thickness | 0.0150 INCHES MINIMUM AND 0.0158 INCHES MAXIMUM IN |
| Right Side Top Flange Thickness | 0.0150 INCHES MINIMUM AND 0.0158 INCHES MAXIMUM IN |
| Material | STEEL |
| Surface Treatment Document and Classification | G40EQ PER PRODUCT SHEET MFR REF SINGLE TREATMENT RESPONSE |
| Shape | RECTANGULAR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 9520-01-666-7056 is a Channel,structural, manufactured by Clarkdietrich Engineering Services Llc, classified under FSC 9520 (No Item Name Available). Status: active.
NSN 9520-01-666-7056 has 2 cross-referenced part numbers: 181031 (Clarkdietrich Engineering Services Llc), 651329 (Home Depot Usa Inc Dba Home Depot).
There are 3 known substitutes for 9520-01-666-7056: 5342-00-200-7623, 5365-01-177-7565, 6115-01-679-3637. Verify interchangeability with system specifications before substitution.
Key specifications for 181031: First Tip Style: SQUARE END; Left Side Flange Height: 1.250 INCHES NOMINAL IN; Right Side Top Flange Width: 0.250 INCHES NOMINAL IN; Left Side Top Flange Width: 0.250 INCHES NOMINAL IN. 22 total characteristics are documented in the Federal Logistics Information System.