The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-997-0551, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Naval Air Warfare Center Aircraft Div. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-997-0551 |
| Primary Part Number | 60A5A918-123 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Naval Air Warfare Center Aircraft Div |
| Status | ACTIVE |
| Corner Shape | SQUARE ALL CORNERS |
| Overall Thickness | 0.0230 INCHES NOMINAL IN |
| Hardness Rating | 72.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 76.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM OVERALL |
| Style Designator | ROUND |
| Diameter | 0.5010 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.6120 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Center Hole Shape Style | ROUND |
| 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 |
|---|---|
| 60A5A918-123 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 60A5A918-123 PRIMARY | Naval Air Warfare Center Aircraft Div (USA) |
NSN 3120-00-997-0551 is a Bearing,washer,thrust, manufactured by Naval Air Warfare Center Aircraft Div, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-00-997-0551 has 2 manufacturer part numbers on file: 60A5A918-123 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 60A5A918-123 (Naval Air Warfare Center Aircraft Div).
Key specifications for 60A5A918-123: Corner Shape: SQUARE ALL CORNERS; Overall Thickness: 0.0230 INCHES NOMINAL IN; Hardness Rating: 72.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 76.5 ROCKWELL SUPERFICIAL 30-N MAXIMUM OVERALL; Style Designator: ROUND. 9 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.