The Screw,self-Drilling, cataloged under National Stock Number 5305-01-352-3323, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Seaman Corporation. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-352-3323 |
| Primary Part Number | 8721343 |
| Item Name | Screw,self-Drilling |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Seaman Corporation |
| Status | ACTIVE |
| Nonmachine Nominal Thread Diameter | 0.216 INCHES IN |
| Fastener Length | 1.250 INCHES NOMINAL IN |
| Nonmachine Thread Style | SELF DRILLING |
| Head Style | HEXAGON EXTENDED WASHER |
| 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 |
|---|---|
| 8721343 | Seaman Corporation (USA) |
| 8721343 | Seaman Corp Seaman Building Systems Div (USA) |
| Reference | Meaning |
|---|---|
| 8721343 | 7/2 Vendor item drawing reference U.S. Government activity |
| 100-60000 | 3/2 Design control — primary reference U.S. Government activity |
| 641-12080-02-0278 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-352-3323 is a Screw,self-Drilling, manufactured by Seaman Corporation, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-352-3323 has 2 manufacturer part numbers on file: 8721343 (Seaman Corporation), 8721343 (Seaman Corp Seaman Building Systems Div).
Key specifications for 8721343: Nonmachine Nominal Thread Diameter: 0.216 INCHES IN; Fastener Length: 1.250 INCHES NOMINAL IN; Nonmachine Thread Style: SELF DRILLING; Head Style: HEXAGON EXTENDED WASHER. 4 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.