The Bolt,shoulder, cataloged under National Stock Number 5306-00-073-3018, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-073-3018 |
| Primary Part Number | ERD217 |
| Item Name | Bolt,shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| Head Height | 0.188 INCHES NOMINAL IN |
| Fastener Length | 1.750 INCHES NOMINAL IN |
| Distance From Centerline to Flat | 0.175 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN |
| Thread Length | 0.500 INCHES MINIMUM IN |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | DEE |
| Thread Direction | RIGHT-HAND |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.500 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 |
|---|---|
| ERD217 | Renk America Llc Div Renk America (USA) |
| 377024C | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 5306000733018 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 377024C | 5/9 Secondary reference Hercules Engine Co Inc |
| 13206E0653 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5306-00-073-3018 is a Bolt,shoulder, manufactured by Renk America Llc Div Renk America, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-073-3018 has 2 manufacturer part numbers on file: ERD217 (Renk America Llc Div Renk America), 377024C (Brinkley Technology Group Llc Dba Hercules Manufacturing).
Key specifications for ERD217: Head Height: 0.188 INCHES NOMINAL IN; Fastener Length: 1.750 INCHES NOMINAL IN; Distance From Centerline to Flat: 0.175 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN; Thread Length: 0.500 INCHES MINIMUM 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.