The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-197-3104, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 16 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-197-3104 |
| Primary Part Number | ST7M223T8L |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Width Across Flats | 1.000 INCHES NOMINAL IN |
| Thread Series | UNJS |
| Hole Configuration Style | CONFIGURATION B |
| Material Document and Classification | AMS 4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.719 INCHES IN |
| Nut Height | 0.242 INCHES NOMINAL IN |
| Drilled Hole Diameter | 0.070 INCHES NOMINAL IN |
| Countersink Angle | 80.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM BOTH ENDS |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material | TITANIUM ALLOY OVERALL |
| Bearing Surface Type | CHAMFERED |
| Hole Type and Quantity | 2 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 |
|---|---|
| AE16133-08 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| ST7M223T8L PRIMARY | The Boeing Company Div Defense (USA) |
| R44118T-08 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| AP391T08 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
NSN 5310-01-197-3104 is a Nut,plain,hexagon, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-197-3104 has 4 manufacturer part numbers on file: AE16133-08 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), ST7M223T8L (The Boeing Company Div Defense), R44118T-08 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), AP391T08 (Sps Technologies, Llc Dba Airdrome Precision Components).
1 possible match (shared part number, not a government interchangeability claim): 1680-01-476-4629. Verify interchangeability with system specifications before substitution.
Key specifications for ST7M223T8L: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 1.000 INCHES NOMINAL IN; Thread Series: UNJS; Hole Configuration Style: CONFIGURATION B. 16 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.