The Screw,machine, cataloged under National Stock Number 5305-01-016-1548, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Commercial. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-016-1548 |
| Primary Part Number | 63-9816 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Commercial |
| Status | ACTIVE |
| Head Height | 0.165 INCHES NOMINAL IN |
| Fastener Length | 0.405 INCHES NOMINAL IN |
| Screw Material Document and Classification | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.250 INCHES NOMINAL IN |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 4140 |
| Minimum Tensile Strength | 180000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Thread Series Designator | UNF |
| Head Diameter | 0.498 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 |
|---|---|
| 63-9816 PRIMARY | The Boeing Company Div Commercial (USA) |
| Reference | Meaning |
|---|---|
| 63-9816 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-016-1548 is a Screw,machine, manufactured by The Boeing Company Div Commercial, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-016-1548 has 1 manufacturer part number on file: 63-9816 (The Boeing Company Div Commercial).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-370-2904. Verify interchangeability with system specifications before substitution.
Key specifications for 63-9816: Head Height: 0.165 INCHES NOMINAL IN; Fastener Length: 0.405 INCHES NOMINAL IN; Screw Material Document and Classification: MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.250 INCHES NOMINAL IN. 14 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.