The Nut,plain,round, cataloged under National Stock Number 5310-00-019-9496, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-019-9496 |
| Primary Part Number | 1973198-1 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems |
| Status | ACTIVE |
| Thread Series | UNS |
| Hole Configuration Style | CONFIGURATION J |
| Material Document and Classification | ASTM A582,COND A ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Drive Point Width | 0.078 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.1870 INCHES IN |
| Nut Diameter | 0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN |
| Drive Point Depth | 0.049 INCHES MINIMUM AND 0.053 INCHES MAXIMUM IN |
| Undercut Thickness | 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Nut Thickness | 0.082 INCHES NOMINAL IN |
| Small End Diameter | 0.240 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.052 INCHES NOMINAL IN |
| Countersink Angle | 90.0 DEGREES NOMINAL NUT |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Thread Quantity Per Inch | 64 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OVERALL |
| Hole Type and Quantity | 2 DRILLED |
| 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 |
|---|---|
| 1973198-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems (USA) |
| Reference | Meaning |
|---|---|
| 1973198-1 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
NSN 5310-00-019-9496 is a Nut,plain,round, manufactured by Honeywell Intl Inc Defense Avionics Systems, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-019-9496 has 1 manufacturer part number on file: 1973198-1 (Honeywell Intl Inc Defense Avionics Systems).
Key specifications for 1973198-1: Thread Series: UNS; Hole Configuration Style: CONFIGURATION J; Material Document and Classification: ASTM A582,COND A ASSN STD ALL MATERIAL RESPONSES OVERALL; Drive Point Width: 0.078 INCHES NOMINAL IN. 19 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.