The Bolt,ribbed Shoulder, cataloged under National Stock Number 5306-01-021-6840, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Dana Off Highway Products, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-01-021-6840 |
| Primary Part Number | 123700 |
| Item Name | Bolt,ribbed Shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Fastener Length | 1.500 INCHES NOMINAL IN |
| Shoulder Diameter | 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.810 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | SAE GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 20 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Rib Quantity | 32 |
| 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 |
|---|---|
| 123700 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 123700 | 5/9 Secondary reference Clark Equipment Co |
NSN 5306-01-021-6840 is a Bolt,ribbed Shoulder, manufactured by Dana Off Highway Products, Llc, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-021-6840 has 1 manufacturer part number on file: 123700 (Dana Off Highway Products, Llc).
Key specifications for 123700: Fastener Length: 1.500 INCHES NOMINAL IN; Shoulder Diameter: 0.526 INCHES MINIMUM AND 0.531 INCHES MAXIMUM FIRST SHOULDER IN; Thread Length: 0.810 INCHES MINIMUM AND 0.910 INCHES MAXIMUM IN; Shoulder Shape: ROUND FIRST SHOULDER. 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.