The Bearing,roller,needle, cataloged under National Stock Number 3110-01-112-6689, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Dla Aviation Engineering Div Department of Defense. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-112-6689 |
| Primary Part Number | RO0199 |
| Item Name | Bearing,roller,needle |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Dla Aviation Engineering Div Department of Defense |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Outer Ring Width | 0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN |
| Special Test Features | SPECIAL QUALITY CONTROL TESTING |
| Criticality Code Justification | ZZZY |
| Style Designator | CAM ROLLER, HARDENED AND GROUND, NON-SEPARABLE |
| Overall Outside Diameter | 1.7490 INCHES MINIMUM AND 1.7500 INCHES MAXIMUM IN |
| Alignment Type | RIGID |
| Seal Quantity | 2 |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Bore Diameter | 0.5000 INCHES NOMINAL IN |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL ROLLER |
| Inner Ring Width | 1.0615 INCHES MINIMUM AND 1.0630 INCHES MAXIMUM IN |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION |
| 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 |
|---|---|
| RO0199 | Dla Aviation Engineering Div Department of Defense (USA) |
| Reference | Meaning |
|---|---|
| 1159F98 ITEM 42 | 5/1 Secondary reference U.S. Government activity |
| CYR-1.75-S | 3/9 Design control — primary reference Mcgill Manufacturing Company Inc Use CAGE Code 92563 for Cataloging. |
NSN 3110-01-112-6689 is a Bearing,roller,needle, manufactured by Dla Aviation Engineering Div Department of Defense, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-112-6689 has 1 manufacturer part number on file: RO0199 (Dla Aviation Engineering Div Department of Defense).
Key specifications for RO0199: Bearing Seal Type: CONTACT; Outer Ring Width: 0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM IN; Special Test Features: SPECIAL QUALITY CONTROL TESTING; Criticality Code Justification: ZZZY. 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.