The Nut,special, cataloged under National Stock Number 5310-00-308-3174, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-308-3174 |
| Item Name | Nut,special |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL MIL-S-6758 OR MIL-S-6050,0.840 IN. DIA,0.280 IN. HIEGHT,1/4-28 UNF-3B THD,0.175 IN. DIA HOLE DRILLED THRU 0.285 IN. FROM CENTERLINE OF TAPPED HOLE ON CENTERLINE OF NUT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 4-80026 | 5/9 Secondary reference A. O. Smith Corporation Dba a O Smith Corp |
| 4-80026 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-00-308-3174 is a Nut,special, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-308-3174: General Characteristics Item Description: STEEL MIL-S-6758 OR MIL-S-6050,0.840 IN. DIA,0.280 IN. HIEGHT,1/4-28 UNF-3B THD,0.175 IN. DIA HOLE DRILLED THRU 0.285 IN. FROM CENTERLINE OF TAPPED HOLE ON CENTERLINE OF NUT IN. 1 specification is 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.