The Fairlead,roller and Sheave, cataloged under National Stock Number 3815-01-665-8148, is classified within Federal Supply Class 3815 (Crane and Crane-shovel Attachments) of the Construction, Mining, Excavating Equipment group. The manufacturer of record is Maritime Applied Physics Corporation Dba Blacksea Technologies. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3815-01-665-8148 |
| Primary Part Number | 228-1-024 |
| Item Name | Fairlead,roller and Sheave |
| FSC / FSG | 3815 / 38 — Crane and Crane-shovel Attachments |
| Manufacturer | Maritime Applied Physics Corporation Dba Blacksea Technologies |
| Status | ACTIVE |
| Supplementary Features | BELONGS TO A TOW WINCH |
| 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 |
|---|---|
| 228-1-024 PRIMARY | Maritime Applied Physics Corporation Dba Blacksea Technologies (USA) |
| Reference | Meaning |
|---|---|
| 228-0-005 REV B ITEM NO.3 | C/1 Advisory reference — outside the item-of-supply concept Maritime Applied Physics Corporation Dba Blacksea Technologies |
NSN 3815-01-665-8148 is a Fairlead,roller and Sheave, manufactured by Maritime Applied Physics Corporation Dba Blacksea Technologies, classified under FSC 3815, Crane and Crane-shovel Attachments. Status: active.
NSN 3815-01-665-8148 has 1 manufacturer part number on file: 228-1-024 (Maritime Applied Physics Corporation Dba Blacksea Technologies).
Key specifications for 228-1-024: Supplementary Features: BELONGS TO A TOW WINCH; Part Name Assigned by Controlling Agency: ROLLER. 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.