The Rod,continuous Thread, cataloged under National Stock Number 5306-01-409-0302, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Derbyshire Machine & Tool Co. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5306-01-409-0302 |
| Primary Part Number | 845-4788655 ITEM 20 |
| Item Name | Rod,continuous Thread |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Derbyshire Machine & Tool Co |
| Status | ACTIVE |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Nominal Thread Size | 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN |
| Thread Class | 2A LOCATION NOT OTHERWISE SPECIFIED A |
| Thread Quantity Per Inch | 11 LOCATION NOT OTHERWISE SPECIFIED |
| Material | NICKEL ALLOY 400 |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| 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 |
|---|---|
| 845-4788655 ITEM 20 | Derbyshire Machine & Tool Co (USA) |
| Reference | Meaning |
|---|---|
| 2621-561-10 ITEM 20 | 5/9 Secondary reference U.S. Government activity |
| 845-4788655 ITEM 20 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-01-409-0302 is a Rod,continuous Thread, manufactured by Derbyshire Machine & Tool Co, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-409-0302 has 1 manufacturer part number on file: 845-4788655 ITEM 20 (Derbyshire Machine & Tool Co).
Key specifications for 845-4788655 ITEM 20: Material Document and Classification: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 3.408 FEET NOMINAL FT; Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED; Nominal Thread Size: 0.625 INCHES LOCATION NOT OTHERWISE SPECIFIED IN. 7 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.