The Screw,self-Drilling, cataloged under National Stock Number 5305-01-283-8665, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Rhine Air, Inc. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-283-8665 |
| Primary Part Number | 500-BW26 |
| Item Name | Screw,self-Drilling |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Rhine Air, Inc |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.190 INCHES0.190 INCHES IN |
| Extended Washer Thickness | 0.019 INCHES MINIMUM AND 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM0.031 INCHES MAXIMUM IN |
| Head Height | 0.124 INCHES MINIMUM AND 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM0.151 INCHES MAXIMUM IN |
| Fastener Length | 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN |
| Extended Washer Diameter | 0.384 INCHES MINIMUM AND 0.384 INCHES MINIMUM AND 0.414 INCHES MAXIMUM0.414 INCHES MAXIMUM IN |
| Head Style | HEXAGON EXTENDED WASHERHEXAGON EXTENDED WASHER |
| Point Style | SELF-DRILLINGSELF-DRILLING |
| Width Between Flats | 0.305 INCHES MINIMUM AND 0.305 INCHES MINIMUM AND 0.312 INCHES MAXIMUM0.312 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | W/O INTERNAL DRIVEW/O INTERNAL DRIVE |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 500-BW26 PRIMARY | Rhine Air, Inc (USA) |
| Reference | Meaning |
|---|---|
| 195523 | C/1 Advisory reference — outside the item-of-supply concept Wiggins Lift Co Inc |
| 40-0038477 | C/1 Advisory reference — outside the item-of-supply concept Hercules Engine Co Inc |
NSN 5305-01-283-8665 is a Screw,self-Drilling, manufactured by Rhine Air, Inc, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-283-8665 has 1 manufacturer part number on file: 500-BW26 (Rhine Air, Inc).
Key specifications for 500-BW26: Nonmachine Nominal Thread Diameter: 0.190 INCHES0.190 INCHES IN; Extended Washer Thickness: 0.019 INCHES MINIMUM AND 0.019 INCHES MINIMUM AND 0.031 INCHES MAXIMUM0.031 INCHES MAXIMUM IN; Head Height: 0.124 INCHES MINIMUM AND 0.124 INCHES MINIMUM AND 0.151 INCHES MAXIMUM0.151 INCHES MAXIMUM IN; Fastener Length: 0.750 INCHES NOMINAL0.750 INCHES NOMINAL IN. 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.