The Plate,base,tower Support, cataloged under National Stock Number 5445-01-353-0614, is classified within Federal Supply Class 5445 (Prefabricated Tower Structures) of the Prefabricated Structures and Scaffolding group. The manufacturer of record is Seaman Corp Seaman Building Systems Div. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5445-01-353-0614 |
| Primary Part Number | 8721301-1 |
| Item Name | Plate,base,tower Support |
| FSC / FSG | 5445 / 54 — Prefabricated Tower Structures |
| Manufacturer | Seaman Corp Seaman Building Systems Div |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY; 36.000 IN. LG,30 IN. WIDE; 4 MTG FACILITIES IN THE SHAPE OF A CROSS 2.880 IN. WIDE,CENTER 3.500 IN. FROM END 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 |
|---|---|
| 8721301-1 PRIMARY | Seaman Corp Seaman Building Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 8721301 | 5/2 Secondary reference U.S. Government activity |
NSN 5445-01-353-0614 is a Plate,base,tower Support, manufactured by Seaman Corp Seaman Building Systems Div, classified under FSC 5445, Prefabricated Tower Structures. Status: active.
NSN 5445-01-353-0614 has 1 manufacturer part number on file: 8721301-1 (Seaman Corp Seaman Building Systems Div).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-447-8662. Verify interchangeability with system specifications before substitution.
Key specifications for 8721301-1: General Characteristics Item Description: ALUMINUM ALLOY; 36.000 IN. LG,30 IN. WIDE; 4 MTG FACILITIES IN THE SHAPE OF A CROSS 2.880 IN. WIDE,CENTER 3.500 IN. FROM END IN; End Item Identification: 5410-01-224-8876. 1 specification is 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.