The Nut,plain,round, cataloged under National Stock Number 5310-00-917-7701, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 17 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-917-7701 |
| Primary Part Number | MS172247 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Surface Treatment Document and Classification | AMS 2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNS |
| Hardness Rating | 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| Thread Pitch Diameters | +2.1209 TO 2.1260 INCHES IN |
| Material Document and Classification | AMS 6381 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6382 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.250 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.157 INCHES IN |
| Nut Diameter | 2.735 INCHES MINIMUM AND 2.755 INCHES MAXIMUM IN |
| Drive Point Depth | 0.0865 INCHES MINIMUM AND 0.0965 INCHES MAXIMUM IN |
| Nut Thickness | 0.312 INCHES NOMINAL IN |
| Countersink Angle | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM FIRST END |
| Countersink Angle | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM SECOND END |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP 4140 OVERALL |
| 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 |
|---|---|
| MS172247 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| 10388451 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| MS172247 | 5/9 Secondary reference U.S. Government activity |
| MS172247 | 3/9 Design control — primary reference U.S. Government activity |
| 5310PL0963274 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5310-00-917-7701 is a Nut,plain,round, manufactured by Sae International Dba Sae International, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-917-7701 has 1 manufacturer part number on file: MS172247 (Sae International Dba Sae International).
Key specifications for MS172247: Surface Treatment Document and Classification: AMS 2481 ASSN STD SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNS; Hardness Rating: 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM; Thread Pitch Diameters: +2.1209 TO 2.1260 INCHES IN. 17 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.