The Beam,structural, cataloged under National Stock Number 9520-00-277-4459, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 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 | 9520-00-277-4459 |
| Primary Part Number | MILS20166 |
| Item Name | Beam,structural |
| FSC / FSG | 9520 / 95 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Bottom Flange Width | 2.625 INCHES NOMINAL IN |
| Basic Shape Style | I SHAPE |
| Heat Treatment | AS FABRICATED |
| Weight Per Unit Measure | 7.700 POUNDS PER LINEAR FOOT LBS |
| Top Flange Width | 2.625 INCHES NOMINAL IN |
| Material | STEEL UNS K02102 |
| Length | 20.000 FEET MINIMUM AND 40.000 FEET MAXIMUM FT |
| Material Document and Classification | MIL-S-22698, GRADE A MIL SPEC SINGLE MATERIAL RESPONSE |
| Nondefinitive Spec/std Data | A GRADE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MILS20166 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-S-22698 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| ABS RULES | American Bureau of Shipping (USA) |
NSN 9520-00-277-4459 is a Beam,structural, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 9520 (No Item Name Available). Status: active.
NSN 9520-00-277-4459 has 3 cross-referenced part numbers: MILS20166 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-S-22698 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), ABS RULES (American Bureau of Shipping).
There are 12 known substitutes for 9520-00-277-4459: 5925-00-113-5066, 9510-00-126-1014, 9520-00-277-4438 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILS20166: Bottom Flange Width: 2.625 INCHES NOMINAL IN; Basic Shape Style: I SHAPE; Heat Treatment: AS FABRICATED; Weight Per Unit Measure: 7.700 POUNDS PER LINEAR FOOT LBS. 10 total characteristics are documented in the Federal Logistics Information System.