The Boom,hoisting,marine, cataloged under National Stock Number 2020-01-362-7213, is classified within Federal Supply Class 2020 (Rigging and Rigging Gear) of the Ship and Marine Equipment group. The manufacturer of record is Mcelroy Marine Machinery. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2020-01-362-7213 |
| Primary Part Number | B-3688-90 |
| Item Name | Boom,hoisting,marine |
| FSC / FSG | 2020 / 20 — Rigging and Rigging Gear |
| Manufacturer | Mcelroy Marine Machinery |
| Status | ACTIVE |
| Material | STEEL |
| 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 |
|---|---|
| B-3688-90 PRIMARY | Mcelroy Marine Machinery (USA) |
| C-FRAME-B-3688-90 PRIMARY | Mcelroy Marine Machinery (USA) |
| Reference | Meaning |
|---|---|
| 593-6405224-115 | 5/1 Secondary reference Naval Sea Systems Command |
| C-FRAME B-3688- | C/1 Advisory reference — outside the item-of-supply concept Mcelroy Marine Machinery |
NSN 2020-01-362-7213 is a Boom,hoisting,marine, manufactured by Mcelroy Marine Machinery, classified under FSC 2020, Rigging and Rigging Gear. Status: active.
NSN 2020-01-362-7213 has 2 manufacturer part numbers on file: B-3688-90 (Mcelroy Marine Machinery), C-FRAME-B-3688-90 (Mcelroy Marine Machinery).
Key specifications for B-3688-90: Material: STEEL. 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.