The Bearing,roller,cylindrical, cataloged under National Stock Number 3110-01-065-8377, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 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 | 3110-01-065-8377 |
| Primary Part Number | 740729 |
| Item Name | Bearing,roller,cylindrical |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Internal Clearance | 0.0025 INCHES MINIMUM RADIAL AND 0.0045 INCHES MAXIMUM RADIAL IN |
| Locating Feature | NONLOCATING |
| Surface Finish | GROUND |
| Style Designator | SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE |
| Material Document and Classification | PWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | PWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | PWA 725,FSCM 77445 MFR REF SINGLE MATERIAL RESPONSE ROLLER |
| Overall Outside Diameter | 4.9209 INCHES MINIMUM AND 4.9213 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Bore Diameter | 3.3462 INCHES MINIMUM AND 3.3465 INCHES MAXIMUM IN |
| Material | STEEL COMP 4340 RETAINER |
| Material | STEEL OUTER RING |
| Material | STEEL INNER RING |
| Material | STEEL ROLLER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 740729 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 3110-01-065-8377 is a Bearing,roller,cylindrical, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-065-8377 has 1 manufacturer part number on file: 740729 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 740729: Internal Clearance: 0.0025 INCHES MINIMUM RADIAL AND 0.0045 INCHES MAXIMUM RADIAL IN; Locating Feature: NONLOCATING; Surface Finish: GROUND; Style Designator: SINGLE ROW, NON-LOCATING, TWO LIP INNER RING, CYLINDRICAL OUTER RING, SEPARABLE. 15 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.
NSN 3110-01-065-8377 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.