The Bearing,washer,thrust, cataloged under National Stock Number 3120-00-631-4517, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-00-631-4517 |
| Primary Part Number | S1510-21399 |
| Item Name | Bearing,washer,thrust |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Overall Thickness | 0.0930 INCHES MINIMUM AND 0.0940 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY OVERALL |
| Style Designator | ROUND |
| Surface Condition | GROUND |
| Corner Shape | SQUARE ALL CORNERS |
| Cross-Sectional Shape Style | RECTANGULAR |
| Diameter | 0.4980 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN |
| Center Hole Shape Style | ROUND |
| Outside Diameter | 1.8650 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5074 | Morrison Machine Co (USA) |
| S1510-21399 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| 35 | Nieman Tool and Machine Co Inc (USA) |
| 1015 | Ha and DL Machine Shop (USA) |
| 5310H37-007-3B | Us Army Aviation and Missile Command (USA) |
| 5310H37-007 | Us Army Aviation and Missile Command (USA) |
NSN 3120-00-631-4517 is a Bearing,washer,thrust, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 3120 (No Item Name Available). Status: active.
NSN 3120-00-631-4517 has 6 cross-referenced part numbers: 5074 (Morrison Machine Co), S1510-21399 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 35 (Nieman Tool and Machine Co Inc), 1015 (Ha and DL Machine Shop), 5310H37-007-3B (Us Army Aviation and Missile Command) and 1 more.
There are 12 known substitutes for 3120-00-631-4517: 6625-00-222-0979, 6680-00-334-4239, 5310-00-637-3137 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for S1510-21399: Overall Thickness: 0.0930 INCHES MINIMUM AND 0.0940 INCHES MAXIMUM IN; Material: ALUMINUM ALLOY OVERALL; Style Designator: ROUND; Surface Condition: GROUND. 9 total characteristics are documented in the Federal Logistics Information System.