The Beam,structural, cataloged under National Stock Number 9520-00-277-4457, 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 29 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 | 9520-00-277-4457 |
| Primary Part Number | MIL-S-22698 |
| 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 |
| Right Side Bottom Flange Distance to Center of Both Flanges | 1.187 INCHES NOMINAL IN |
| Third Tip Style | UPPER RADIUS |
| Right Top Inner Face to Outer Face Angle | 90.0 DEGREES NOMINAL |
| Right Side Top Flange Tip Thickness | 0.187 INCHES NOMINAL IN |
| Fourth Tip Relationship to Preceding Tips | IDENTICAL W/THIRD TIP |
| Fillet Radius Where Top Right Flange Joins Web Flange/leg | 0.270 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | NOT IDENTICAL |
| Left Side Bottom Flange Thickness | 0.375 INCHES NOMINAL IN |
| Weight Per Unit Measure | 5.700 POUNDS PER LINEAR FOOT LBS |
| Right Side Top Flange Thickness | 0.375 INCHES NOMINAL IN |
| Left Side Top Flange Distance to Center of Both Flanges | 1.187 INCHES NOMINAL IN |
| Right Side Top Flange Distance to Center of Both Flanges | 1.187 INCHES NOMINAL IN |
| Web Flange Thickness | 0.188 INCHES NOMINAL IN |
| Right Side Bottom Flange Thickness | 0.375 INCHES NOMINAL IN |
| Left Side Bottom Flange Tip Thickness | 0.187 INCHES NOMINAL IN |
| Left Side Bottom Flange Distance to Center of Both Flanges | 1.187 INCHES NOMINAL IN |
| Bottom Flange Width | 2.375 INCHES NOMINAL IN |
| First Tip Style | LOWER RADIUS |
| Left Side Top Flange Thickness | 0.375 INCHES NOMINAL IN |
| Right Side Bottom Flange Tip Thickness | 0.187 INCHES NOMINAL IN |
| Heat Treatment | AS FABRICATED |
| Left Side Top Flange Tip Thickness | 0.187 INCHES NOMINAL IN |
| Left Bottom Inner Face to Outer Face Angle | 90.0 DEGREES NOMINAL |
| Fillet Radius Where Bottom Left Flange Joins Web Flange/leg | 0.270 INCHES NOMINAL IN |
| Top Flange Width | 2.375 INCHES NOMINAL IN |
| Third Tip Radius | 0.100 INCHES NOMINAL IN |
| First Tip Radius | 0.100 INCHES NOMINAL IN |
| Basic Shape Style | I SHAPE |
| Fillet Radius Where Bottom Right Flange Joins Web Flange/leg | 0.270 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 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) |
| MILS20166 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 9520-00-277-4457 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 9520-00-277-4457 has 3 cross-referenced part numbers: 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), MILS20166 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 9520-00-277-4457: 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 MIL-S-22698: Right Side Bottom Flange Distance to Center of Both Flanges: 1.187 INCHES NOMINAL IN; Third Tip Style: UPPER RADIUS; Right Top Inner Face to Outer Face Angle: 90.0 DEGREES NOMINAL; Right Side Top Flange Tip Thickness: 0.187 INCHES NOMINAL IN. 30 total characteristics are documented in the Federal Logistics Information System.