The Screw,tapping, cataloged under National Stock Number 5305-01-355-2693, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-355-2693 |
| Primary Part Number | 1594890 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.190 INCHES IN |
| Extended Washer Thickness | 0.080 INCHES NOMINAL IN |
| Head Height | 0.170 INCHES NOMINAL IN |
| Fastener Length | 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Extended Washer Diameter | 0.425 INCHES MINIMUM AND 0.445 INCHES MAXIMUM IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Features Provided | FINISHED HEAD |
| Head Style | FILLISTER EXTENDED WASHER |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Material | STEEL COMP 1021 OVERALL |
| Head Diameter | 0.365 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 |
|---|---|
| 1594890 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| B71-04393-136 | 5/9 Secondary reference Amsco Products Camcar Div Textron Inc |
| 1594890 | 5/9 Secondary reference Oshkosh Corp |
NSN 5305-01-355-2693 is a Screw,tapping, manufactured by Oshkosh Defense Llc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-355-2693 has 1 manufacturer part number on file: 1594890 (Oshkosh Defense Llc).
Key specifications for 1594890: Nonmachine Nominal Thread Diameter: 0.190 INCHES IN; Extended Washer Thickness: 0.080 INCHES NOMINAL IN; Head Height: 0.170 INCHES NOMINAL IN; Fastener Length: 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN. 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.