The Nut,cylinder Head, cataloged under National Stock Number 5310-00-017-8422, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-00-017-8422 |
| Primary Part Number | ERNH297 |
| Item Name | Nut,cylinder Head |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Renk America Llc Div Renk America |
| Status | ACTIVE |
| FSC Application Data | ENGINE,GASOLINE,MILITARY STANDARD |
| General Characteristics Item Description | STEEL SAE J403 NO. 1108-1118,0.551 IN. MIN,0.562 IN. MAX W ACROSS FLATS,0.771 IN. MIN,0.793 IN. MAX WASHER OD,0.259 IN. NUT H,0.321 IN. MIN,0.338 IN. MAX O/A H 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 |
|---|---|
| ERNH297 | Renk America Llc Div Renk America (USA) |
| 207019C | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| ERNH297 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 207019C | 5/9 Secondary reference Hercules Engine Co Inc |
| 13206E0708 | 3/2 Design control — primary reference U.S. Government activity |
| 5310000178422 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5310-00-017-8422 is a Nut,cylinder Head, manufactured by Renk America Llc Div Renk America, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-017-8422 has 3 manufacturer part numbers on file: ERNH297 (Renk America Llc Div Renk America), 207019C (Brinkley Technology Group Llc Dba Hercules Manufacturing), ERNH297 (Satair A/s).
Key specifications for ERNH297: FSC Application Data: ENGINE,GASOLINE,MILITARY STANDARD; General Characteristics Item Description: STEEL SAE J403 NO. 1108-1118,0.551 IN. MIN,0.562 IN. MAX W ACROSS FLATS,0.771 IN. MIN,0.793 IN. MAX WASHER OD,0.259 IN. NUT H,0.321 IN. MIN,0.338 IN. MAX O/A H IN; End Item Identification: 28059523927; End Item Identification: 28059523926. 2 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.