The Washer,key, cataloged under National Stock Number 5310-00-568-9549, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sabreliner Corp. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-568-9549 |
| Primary Part Number | 523612 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sabreliner Corp |
| Status | ACTIVE |
| Distance From Centerline to Inside of Prebent Key | 0.200 INCHES NOMINAL IN |
| Split Key Length | 0.090 INCHES NOMINAL IN |
| External Prebent Key Length | 0.095 INCHES NOMINAL IN |
| Overall Distance Including Keys | 0.550 INCHES NOMINAL IN |
| Style Designator | KEY |
| Outside Diameter | 0.380 INCHES NOMINAL IN |
| External Tapered Key Width | 0.380 INCHES NOMINAL IN |
| Material Thickness | 0.040 INCHES NOMINAL IN |
| External Key Quantity | 1 |
| External Prebent Key Width | 0.131 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Angle Between External Keys | 120.0 DEGREES NOMINAL |
| Hole Diameter | 0.200 INCHES NOMINAL 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 |
|---|---|
| 523612 PRIMARY | Sabreliner Corp (USA) |
| Reference | Meaning |
|---|---|
| 523612 | 5/9 Secondary reference Teledyne Brown Engineering, Inc. Dba Teledyne Turbine Engines Div Teledyne Turbine Engines |
NSN 5310-00-568-9549 is a Washer,key, manufactured by Sabreliner Corp, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-568-9549 has 1 manufacturer part number on file: 523612 (Sabreliner Corp).
Key specifications for 523612: Distance From Centerline to Inside of Prebent Key: 0.200 INCHES NOMINAL IN; Split Key Length: 0.090 INCHES NOMINAL IN; External Prebent Key Length: 0.095 INCHES NOMINAL IN; Overall Distance Including Keys: 0.550 INCHES NOMINAL IN. 13 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.