The Cam Follower,needle Bearing, cataloged under National Stock Number 3110-01-005-0578, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rbc Bearings Incorporated Div West Trenton Division. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-005-0578 |
| Primary Part Number | H44LW |
| Item Name | Cam Follower,needle Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rbc Bearings Incorporated Div West Trenton Division |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.7500 INCHES NOMINAL IN |
| Thread Length | 0.6250 INCHES NOMINAL IN |
| Style Designator | CAM FOLLOWER |
| Overall Outside Diameter | 1.3750 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Stud Length | 1.1250 INCHES NOMINAL IN |
| Surface Treatment | OXIDE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP E52100 ROLLER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | PLASTIC POLYAMIDE NYLON SEAL |
| Material | STEEL COMP E52100 INNER RING |
| Material | STEEL WASHER |
| Thread Series Designator | UNF |
| Lubrication Material Document and Classification | MARFAK NO. 2,TEXACO INC MFR REF SINGLE MATERIAL RESPONSE |
| Stud Diameter | 0.7500 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 |
|---|---|
| H44LW | Rbc Bearings Incorporated Div West Trenton Division (USA) |
| Reference | Meaning |
|---|---|
| CFH1-3-8SB | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-005-0578 is a Cam Follower,needle Bearing, manufactured by Rbc Bearings Incorporated Div West Trenton Division, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-005-0578 has 1 manufacturer part number on file: H44LW (Rbc Bearings Incorporated Div West Trenton Division).
Key specifications for H44LW: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.7500 INCHES NOMINAL IN; Thread Length: 0.6250 INCHES NOMINAL IN. 21 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.