The Screw,machine, cataloged under National Stock Number 5305-00-889-8565, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Abbott Ball Company the Dba Abbott Ball Co. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5305-00-889-8565 |
| Primary Part Number | 19555PC8-7 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Abbott Ball Company the Dba Abbott Ball Co |
| Status | ACTIVE |
| Head Height | 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.420 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN |
| Thread Length | 0.450 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Width Between Flats | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Screw Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Hole Quantity | 1 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Hole Configuration Style | HEXAGON FLATS |
| Hole Diameter | 0.042 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 |
|---|---|
| 19555PC8-7 PRIMARY | Abbott Ball Company the Dba Abbott Ball Co (USA) |
| Reference | Meaning |
|---|---|
| 19555PC8-7 | C/1 Advisory reference — outside the item-of-supply concept Howden Fluid Systems |
NSN 5305-00-889-8565 is a Screw,machine, manufactured by Abbott Ball Company the Dba Abbott Ball Co, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-889-8565 has 1 manufacturer part number on file: 19555PC8-7 (Abbott Ball Company the Dba Abbott Ball Co).
Key specifications for 19555PC8-7: Head Height: 0.096 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.420 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN; Thread Length: 0.450 INCHES MAXIMUM IN. 15 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.