# NSN 9520-00-277-4473: Beam, Structural

NSN 9520-00-277-4473 (also written 9520002774473; NIIN 00-277-4473) is a beam, structural in Federal Supply Class 9520, Structural Shapes. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 9520-00-277-4473 (9520002774473)
- NIIN: 00-277-4473 (002774473)
- Item name: BEAM,STRUCTURAL
- Federal Supply Class: [FSC 9520 Structural Shapes](https://nsnexplorer.com/fsc/9520/)
- Federal Supply Group: [FSG 95](https://nsnexplorer.com/group/95/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| BPXH | RIGHT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES | INCHES NOMINAL 2.000 |
| CTBR | LEFT BOTTOM INSIDE ANGLE | DEGREES NOMINAL 90.0 |
| BPXF | LEFT SIDE BOTTOM FLANGE DISTANCE TO CENTER OF BOTH FLANGES | INCHES NOMINAL 2.000 |
| BPXL | FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG | INCHES NOMINAL 0.250 |
| BPXM | FILLET RADIUS WHERE BOTTOM RIGHT FLANGE JOINS WEB FLANGE/LEG | INCHES NOMINAL 0.250 |
| BPXN | WEB FLANGE THICKNESS | INCHES NOMINAL 0.250 |
| BRFD | WEIGHT PER UNIT MEASURE | POUNDS PER LINEAR FOOT 12.000 |
| CMZY | FIRST TIP STYLE | — |
| CNQJ | SECOND TIP RELATIONSHIP TO FIRST TIP | IDENTICAL |
| CNQL | THIRD TIP RELATIONSHIP TO PRECEDING TIPS | IDENTICAL W/FIRST TIP |
| CNQN | FOURTH TIP RELATIONSHIP TO PRECEDING TIPS | IDENTICAL W/FIRST TIP |
| CRZC | RIGHT TOP INSIDE ANGLE | DEGREES NOMINAL 90.0 |
| ADXK | RIGHT SIDE FLANGE HEIGHT | INCHES NOMINAL 4.000 |
| AARN | FABRICATION METHOD | ROLLED |
| CWKK | RIGHT BOTTOM INSIDE ANGLE | DEGREES NOMINAL 90.0 |
| MATT | MATERIAL | STEEL UNS K02102 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL SPEC SINGLE MATERIAL RESPONSE -IL-S-22698, GRADE A |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | GRADE A |
| ABMK | OVERALL WIDTH | INCHES NOMINAL 6.000 |
| CSMZ | LEFT TOP INSIDE ANGLE | DEGREES NOMINAL 90.0 |
| BPXJ | FILLET RADIUS WHERE TOP LEFT FLANGE JOINS WEB FLANGE/LEG | INCHES NOMINAL 0.250 |
| BPXK | FILLET RADIUS WHERE BOTTOM LEFT FLANGE JOINS WEB FLANGE/LEG | INCHES NOMINAL 0.250 |
| ABRY | LENGTH | FEET MINIMUM 20.000 AND FEET MAXIMUM 40.000 |
| ADXJ | LEFT SIDE FLANGE HEIGHT | INCHES NOMINAL 4.000 |
| BPXG | RIGHT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES | INCHES NOMINAL 2.000 |
| AGTA | BASIC SHAPE STYLE | — |
| BPXD | LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES | INCHES NOMINAL 2.000 |
| ADXL | LEFT SIDE FLANGE THICKNESS | INCHES NOMINAL 0.250 |
| ADXM | RIGHT SIDE FLANGE THICKNESS | INCHES NOMINAL 0.250 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| ABS RULES | 0T3K3 | AMERICAN BUREAU OF SHIPPING | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MIL-S-22698 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=9520002774473&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=9520002774473
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/9520-00-277-4473/
JSON: https://nsnexplorer.com/api/nsn/9520-00-277-4473.json