The Bolt,ribbed Shoulder, cataloged under National Stock Number 5306-01-157-6804, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is Kelsey-Hayes Co Gunite Div. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Bolt,ribbed Shoulder |
| FSC / FSG | 5306 — Bolts (FSG 53) |
| Manufacturers | Kelsey-Hayes Co Gunite Div (CAGE 73972) |
| Parameter | Value |
|---|---|
| NSN | 5306-01-157-6804 |
| Primary Part Number | W988R |
| Item Name | Bolt,ribbed Shoulder |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | Kelsey-Hayes Co Gunite Div |
| Status | ACTIVE |
| 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 |
|---|---|
| W988R PRIMARY | Kelsey-Hayes Co Gunite Div (USA) |
| Reference | Meaning |
|---|---|
| WP720R | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| WP-720R | 5/9 Secondary reference Kelsey-Hayes Co Gunite Div |
| 5731538 | 5/9 Secondary reference Am General Llc |
NSN 5306-01-157-6804 is a Bolt,ribbed Shoulder, manufactured by Kelsey-Hayes Co Gunite Div, classified under FSC 5306, Bolts. Status: active.
NSN 5306-01-157-6804 has 1 manufacturer part number on file: W988R (Kelsey-Hayes Co Gunite Div).
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.