The Fairlead,roller and Sheave, cataloged under National Stock Number 3815-01-459-9988, is classified within Federal Supply Class 3815 (Crane and Crane-shovel Attachments) of the Construction, Mining, Excavating Equipment group. The manufacturer of record is Smith-Berger Marine, Inc. Government technical data includes 16 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3815-01-459-9988 |
| Primary Part Number | MD-610-00A |
| Item Name | Fairlead,roller and Sheave |
| FSC / FSG | 3815 / 38 — Crane and Crane-shovel Attachments |
| Manufacturer | Smith-Berger Marine, Inc |
| Status | ACTIVE |
| Wire Rope Accommodated Diameter | 0.500 INCHES IN |
| Usage Design | GENERAL |
| Design Type | RIGID |
| Sheave Outside Diameter | 8.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Roller Outside Diameter | 8.125 INCHES NOMINAL IN |
| Base Width | 16.000 INCHES NOMINAL IN |
| Line Quantity Accommodated | 1 |
| Roller Quantity | 1 |
| Base Length | 14.750 INCHES NOMINAL IN |
| Roller Mounting Position | VERTICAL |
| Bearing Type | SLEEVE |
| Sheave Quantity | 3 LOCATION NOT OTHERWISE SPECIFIED |
| Material | STEEL ROLLER |
| Material | STEEL SLEEVE |
| Material | STEEL FRAME |
| Cable Opening Diameter | 0.625 INCHES NOMINAL 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 |
|---|---|
| MD-610-00A PRIMARY | Smith-Berger Marine, Inc (USA) |
NSN 3815-01-459-9988 is a Fairlead,roller and Sheave, manufactured by Smith-Berger Marine, Inc, classified under FSC 3815, Crane and Crane-shovel Attachments. Status: active.
NSN 3815-01-459-9988 has 1 manufacturer part number on file: MD-610-00A (Smith-Berger Marine, Inc).
Key specifications for MD-610-00A: Overall Height: 21.125 INCHES NOMINAL IN; Wire Rope Accommodated Diameter: 0.500 INCHES IN; Usage Design: GENERAL; Design Type: RIGID. 16 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.