The Screw,machine, cataloged under National Stock Number 5305-00-008-8702, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Bsi Standards Limited. Government technical data includes 13 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-008-8702 |
| Primary Part Number | A218A20 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Bsi Standards Limited |
| Status | ACTIVE |
| Head Height | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Fastener Length | 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Screw Material Document and Classification | BS970 END 58 SERIES,FSCM K7766 NATIONAL SPEC SINGLE MATERIAL RESPONSE |
| Thread Length | 0.544 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.112 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL CORROSION RESISTING |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 40 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.205 INCHES MINIMUM AND 0.219 INCHES MAXIMUM 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 |
|---|---|
| 79800681020 | Goodrich Actuation Systems Ltd (GBR) |
| A218A20 PRIMARY | Bsi Standards Limited (GBR) |
| Reference | Meaning |
|---|---|
| 79800681020 | 5/9 Secondary reference Lucas Aerospace Ltd (electronic Systems & Equipment Div) |
| A218A20 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5305-00-008-8702 is a Screw,machine, manufactured by Bsi Standards Limited, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-008-8702 has 2 manufacturer part numbers on file: 79800681020 (Goodrich Actuation Systems Ltd), A218A20 (Bsi Standards Limited).
Key specifications for A218A20: Head Height: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN; Fastener Length: 0.594 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN; Screw Material Document and Classification: BS970 END 58 SERIES,FSCM K7766 NATIONAL SPEC SINGLE MATERIAL RESPONSE; Thread Length: 0.544 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN. 13 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.