The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-034-3691, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 12 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 | 3120-01-034-3691 |
| Primary Part Number | 727529-7 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Surface Finish | 32.0 MICROINCHES RIGHT SIDE |
| Surface Finish | 32.0 MICROINCHES LEFT SIDE |
| Surface Finish | 500.0 MICROINCHES LARGEST OUTSIDE DIAMETER |
| Corner Shape | SQUARE ALL CORNERS |
| Overall Thickness | 0.0680 INCHES MINIMUM AND 0.0720 INCHES MAXIMUM IN |
| Hardness Rating | 34.0 ROCKWELL C NOMINAL OVERALL |
| Style Designator | ROUND |
| Diameter | 0.2500 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.3600 INCHES NOMINAL IN |
| Material | COBALT ALLOY 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 | F |
| Part Number | Manufacturer |
|---|---|
| 727529-7 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 3120-01-034-3691 is a Bearing,washer,thrust, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-034-3691 has 1 manufacturer part number on file: 727529-7 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 727529-7: Surface Finish: 32.0 MICROINCHES RIGHT SIDE; Surface Finish: 32.0 MICROINCHES LEFT SIDE; Surface Finish: 500.0 MICROINCHES LARGEST OUTSIDE DIAMETER; Corner Shape: SQUARE ALL CORNERS. 12 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.