The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-133-7922, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Nelson Aero Space, Inc.. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-133-7922 |
| Primary Part Number | ST7M223T4L |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Nelson Aero Space, Inc. |
| Status | ACTIVE |
| Width Across Flats | 0.688 INCHES NOMINAL0.688 INCHES NOMINAL IN |
| Thread Series | UNJSUNJS |
| Hole Configuration Style | CONFIGURATION BCONFIGURATION B |
| Material Document and Classification | AMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Nominal Thread Size | 0.438 INCHES0.438 INCHES IN |
| Nut Height | 0.210 INCHES NOMINAL0.210 INCHES NOMINAL IN |
| Drilled Hole Diameter | 0.070 INCHES NOMINAL0.070 INCHES NOMINAL IN |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM BOTH ENDS100.0 DEGREES MAXIMUM BOTH ENDS |
| Nut Style | HEXAGONHEXAGON |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 2424 |
| Material | TITANIUM ALLOY OVERALL |
| Bearing Surface Type | CHAMFEREDCHAMFERED |
| Hole Type and Quantity | 2 DRILLED2 DRILLED |
| 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 |
|---|---|
| ST7M223T4L PRIMARY | Nelson Aero Space, Inc. (USA) |
| ST7M223T4L PRIMARY | The Boeing Company Div Defense (USA) |
| ST7M223T4L | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| ST7M223T4L PRIMARY | Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company (USA) |
| Reference | Meaning |
|---|---|
| 10109692 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| ST7M223T4L | 5/9 Secondary reference Bailey Hose Inc |
NSN 5310-01-133-7922 is a Nut,plain,hexagon, manufactured by Nelson Aero Space, Inc., classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-133-7922 has 4 manufacturer part numbers on file: ST7M223T4L (Nelson Aero Space, Inc.), ST7M223T4L (The Boeing Company Div Defense), ST7M223T4L (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), ST7M223T4L (Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company).
Key specifications for ST7M223T4L: Width Across Flats: 0.688 INCHES NOMINAL0.688 INCHES NOMINAL IN; Thread Series: UNJSUNJS; Hole Configuration Style: CONFIGURATION BCONFIGURATION B; Material Document and Classification: AMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALLAMS 4965,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V. 15 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.