The Roller,roller Fairlead, cataloged under National Stock Number 3815-01-443-6632, 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 Sea Systems Command. Government technical data includes 3 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 | 3815-01-443-6632 |
| Primary Part Number | 6902168 |
| Item Name | Roller,roller Fairlead |
| FSC / FSG | 3815 / 38 — Crane and Crane-shovel Attachments |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Overall Diameter | 2.375 INCHES NOMINAL IN |
| General Characteristics Item Description | CONSISTS OF 6902169 ROLLER GUIDE TRANSFER HEAD AND 6665662-02 BUSHING, GUIDE ROLLER |
| Surface Treatment | PASSIVATE |
| 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 |
|---|---|
| 6902168 PRIMARY | Naval Sea Systems Command (USA) |
NSN 3815-01-443-6632 is a Roller,roller Fairlead, manufactured by Naval Sea Systems Command, classified under FSC 3815, Crane and Crane-shovel Attachments. Status: active.
NSN 3815-01-443-6632 has 1 manufacturer part number on file: 6902168 (Naval Sea Systems Command).
Key specifications for 6902168: Overall Height: 2.250 INCHES NOMINAL IN; Overall Diameter: 2.375 INCHES NOMINAL IN; General Characteristics Item Description: CONSISTS OF 6902169 ROLLER GUIDE TRANSFER HEAD AND 6665662-02 BUSHING, GUIDE ROLLER; Special Features: ROLLER GUIDE HAS INNER DIAM OF 0.750 AND OUTER DIAM OF 2.375 AND ROUNDED INDENTATION ON CIRCUMFERENCE WITH RADIUS OF 0.3125 CENTERED 1.00 INCH FROM EITHER FLAT SIDE; BUSHINGS ARE 0.094 HIGH WITH OUTER DIAM OF 0.7507-0.7511 ON PART TO BE INSERTED AND 1.313 DIAM ON SHOULDER; BUSHINGS ARE PRESS FIT INTO EACH SIDE OF ROLLER;MATERIAL:STEEL, CRES PER QQ-S-763, CLASS 316 ANNEALED (ROLLER) AND BRONZE PER MIL-B-13501 ALLOY B (BUSHINGS) IN. 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.