The Sheave Roller, cataloged under National Stock Number 3110-01-538-0198, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 2 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-538-0198 |
| Primary Part Number | 4491153 PIECE 52SQ |
| Item Name | Sheave Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | QUALITY ASSURANCE TESTED FOR SUBMARINE ANTENNA APPLICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 4491153 PIECE 52SQ | Naval Inventory Control Point Mechanicsburg (USA) |
| 4491153-52SQ | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 4491153 PIECE 52 | 5/2 Secondary reference U.S. Government activity |
| 4491153-52 | 3/9 Design control — primary reference Naval Ship Engineering Center Philadelphia Division Submarine Antenna Quality Assurance |
| 4491153 PIECE 52 | 5/1 Secondary reference Scandia Manufacturing Co., Inc. |
NSN 3110-01-538-0198 is a Sheave Roller, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-538-0198 has 2 manufacturer part numbers on file: 4491153 PIECE 52SQ (Naval Inventory Control Point Mechanicsburg), 4491153-52SQ (Naval Inventory Control Point Mechanicsburg).
Key specifications for 4491153 PIECE 52SQ: Criticality Code Justification: ZZZY; Part Name Assigned by Controlling Agency: CABLE GUIDE SHEAVES AND SUPPORT BRACKET ASSEMBLY AND DETS (DRAWING NAME); SHEAVE ROLLER CABLE GUIDE (INAVY); End Item Identification: MAST ANTENNA SYSTEM ANBRA34; Reference Number Differentiating Characteristics: QUALITY ASSURANCE TESTED FOR SUBMARINE ANTENNA APPLICATION. 2 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.