The Bearing,roller,track Roller, cataloged under National Stock Number 3110-01-345-0273, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3110-01-345-0273 |
| Primary Part Number | 75A352303-1001 |
| Item Name | Bearing,roller,track Roller |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | ROLLER ASSEMBLY |
| Style Designator | SINGLE ROW, TWO LIP INNER RING, NO OUTER RING, ROLLER RETAINMENT RINGS, NON-SEPARABLE |
| Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Overall Outside Diameter | 0.9000 INCHES MINIMUM AND 0.9050 INCHES MAXIMUM IN |
| Bore Diameter | 0.3125 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM IN |
| Material | IRON ALLOY 660 OVERALL |
| Inner Ring Width | 0.2230 INCHES MINIMUM AND 0.2280 INCHES MAXIMUM 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 |
|---|---|
| 75A352303-1001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 75A352303-1001 | C/1 Advisory reference — outside the item-of-supply concept Pioneer Machine Products Inc. |
| 75A352303-1001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3110-01-345-0273 is a Bearing,roller,track Roller, manufactured by The Boeing Company Div Defense, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-345-0273 has 1 manufacturer part number on file: 75A352303-1001 (The Boeing Company Div Defense).
Key specifications for 75A352303-1001: FSC Application Data: ROLLER ASSEMBLY; Style Designator: SINGLE ROW, TWO LIP INNER RING, NO OUTER RING, ROLLER RETAINMENT RINGS, NON-SEPARABLE; Material Document and Classification: AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Overall Outside Diameter: 0.9000 INCHES MINIMUM AND 0.9050 INCHES MAXIMUM IN. 7 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.