The Washer,key, cataloged under National Stock Number 5310-01-070-9642, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution. Government technical data includes 11 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-070-9642 |
| Primary Part Number | NAS1193K20-2 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| Status | ACTIVE |
| Internal Straight Key Width | 0.169 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN |
| Distance From Centerline to Top of Internal Key | 0.523 INCHES NOMINAL IN |
| Hardness Rating | 44.0 ROCKWELL C MAXIMUM |
| Style Designator | KEY |
| Material Document and Classification | AMS 5355 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Outside Diameter | 1.750 INCHES MINIMUM AND 1.770 INCHES MAXIMUM IN |
| Material Thickness | 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN |
| Specification/standard Data | 80205-NAS1193 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Material | STEEL COMP 630 OVERALL |
| Internal Key Quantity | 1 |
| Hole Diameter | 1.255 INCHES MINIMUM AND 1.275 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 |
|---|---|
| NAS1193K20-2 PRIMARY | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| NAS1193K20-2 | Nor-Cal Supply Co (USA) |
| Reference | Meaning |
|---|---|
| NAS1193K20-2 | 5/9 Secondary reference Lawrence Engineering and Supply Inc |
| NAS1193 | 3/1 Design control — primary reference U.S. Government activity |
| NAS1193K20-2 | 5/9 Secondary reference Cabco Industries Inc. |
| NAS1193K20-2 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1193K20-2 | 5/9 Secondary reference Collins Engineering Corp |
NSN 5310-01-070-9642 is a Washer,key, manufactured by Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-070-9642 has 2 manufacturer part numbers on file: NAS1193K20-2 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), NAS1193K20-2 (Nor-Cal Supply Co).
Key specifications for NAS1193K20-2: Internal Straight Key Width: 0.169 INCHES MINIMUM AND 0.179 INCHES MAXIMUM IN; Distance From Centerline to Top of Internal Key: 0.523 INCHES NOMINAL IN; Hardness Rating: 44.0 ROCKWELL C MAXIMUM; Style Designator: KEY. 11 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.