The Fairlead,roller and Sheave, cataloged under National Stock Number 3815-01-375-4782, is classified within Federal Supply Class 3815 (Crane and Crane-shovel Attachments) of the Construction, Mining, Excavating Equipment group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 3815-01-375-4782 |
| Primary Part Number | 2D3-03554 ITEM 10VM |
| Item Name | Fairlead,roller and Sheave |
| FSC / FSG | 3815 / 38 — Crane and Crane-shovel Attachments |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| FSC Application Data | STERN CRANE,STBD |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 2D3-03554 ITEM 10VM | Naval Inventory Control Point Mechanicsburg (USA) |
| 2D3-03216VM | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 2D3-03216 | 3/1 Design control — primary reference Lake Shore Systems, Inc. |
| 2D3-03554 ITEM 10 | 5/1 Secondary reference Lake Shore Systems, Inc. |
NSN 3815-01-375-4782 is a Fairlead,roller and Sheave, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3815, Crane and Crane-shovel Attachments. Status: active.
NSN 3815-01-375-4782 has 2 manufacturer part numbers on file: 2D3-03554 ITEM 10VM (Naval Inventory Control Point Mechanicsburg), 2D3-03216VM (Naval Inventory Control Point Mechanicsburg).
1 possible match (shared part number, not a government interchangeability claim): 3020-01-377-4242. Verify interchangeability with system specifications before substitution.
Key specifications for 2D3-03554 ITEM 10VM: FSC Application Data: STERN CRANE,STBD; Criticality Code Justification: ZZZY; Reference Number Differentiating Characteristics: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 3 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.