The Beam,structural, cataloged under National Stock Number 9520-01-255-9588, is classified within Federal Supply Class 9520 (Structural Shapes) of the Metal Bars, Sheets, and Shapes group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 9520-01-255-9588 |
| Primary Part Number | 114-5562734 ITEM 15 |
| Item Name | Beam,structural |
| FSC / FSG | 9520 / 95 — Structural Shapes |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Right Side Top Flange Thickness | 0.279 INCHES NOMINAL IN |
| Length | 13.000 FEET NOMINAL FT |
| Left Side Top Flange Distance to Center of Both Flanges | 2.000 INCHES NOMINAL IN |
| Right Top Inside Angle | 90.0 DEGREES NOMINAL |
| Left Top Inside Angle | 90.0 DEGREES NOMINAL |
| Material Document and Classification | ABS RULES, GRADE A ASSN STD SINGLE MATERIAL RESPONSE |
| Basic Shape Style | T SHAPE |
| Weight Per Unit Measure | 6.000 POUNDS PER LINEAR FOOT LBS |
| Nondefinitive Spec/std Data | A GRADE |
| Top Flange Width | 4.000 INCHES NOMINAL IN |
| Third Tip Relationship to Preceding Tips | IDENTICAL W/FIRST TIP |
| Material | STEEL |
| Fabrication Method | ROLLED |
| Leg Thickness | 0.230 INCHES NOMINAL IN |
| First Tip Style | SQUARE END |
| Left Side Top Flange Thickness | 0.279 INCHES NOMINAL IN |
| Second Tip Relationship to First Tip | IDENTICAL |
| Right Side Top Flange Distance to Center of Both Flanges | 2.000 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7340191 | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| 114-5562734 ITEM 15 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| ABS RULES | 3/1 Design control — primary reference American Bureau of Shipping |
| MIL-S-22698 | 5/9 Secondary reference U.S. Government activity |
| 1210-827 ITEM 15 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| ST 3 WF | 3/9 Design control — primary reference U.S. Government activity |
| 114-5562734 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 9520-01-255-9588 is a Beam,structural, manufactured by Naval Sea Systems Command, classified under FSC 9520, Structural Shapes. Status: active.
NSN 9520-01-255-9588 has 2 manufacturer part numbers on file: 7340191 (Huntington Ingalls Inc Div Newport News Shipbuilding), 114-5562734 ITEM 15 (Naval Sea Systems Command).
Key specifications for 114-5562734 ITEM 15: Overall Height: 3.000 INCHES NOMINAL IN; Right Side Top Flange Thickness: 0.279 INCHES NOMINAL IN; Length: 13.000 FEET NOMINAL FT; Left Side Top Flange Distance to Center of Both Flanges: 2.000 INCHES NOMINAL IN. 18 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.