The Nut,sleeve, cataloged under National Stock Number 5310-01-190-8071, 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 Legacy Am&m. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-190-8071 |
| Primary Part Number | L6314143-003 |
| Item Name | Nut,sleeve |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Nut Length | 1.780 INCHES NOMINAL IN |
| Thread Series | UNJEF |
| Hole Configuration Style | CONFIGURATION B |
| Material Document and Classification | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.4375 INCHES IN |
| Nut Diameter | 1.750 INCHES NOMINAL IN |
| Boss Width Across Flats | 1.490 INCHES NOMINAL IN |
| Thread Class | 3B |
| Hole Nominal Thread Diameter | 0.055 INCHES IN |
| Thread Quantity Per Inch | 20 |
| Material | STEEL COMP 630 OVERALL |
| Hole Type and Quantity | 2 TAPPED |
| 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 |
|---|---|
| L6314143-003 | Marvin Engineering Co, Inc (USA) |
| L6314143-003 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 5310-01-190-8071 is a Nut,sleeve, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-190-8071 has 2 manufacturer part numbers on file: L6314143-003 (Marvin Engineering Co, Inc), L6314143-003 (The Boeing Company Div Legacy Am&m).
Key specifications for L6314143-003: Nut Length: 1.780 INCHES NOMINAL IN; Thread Series: UNJEF; Hole Configuration Style: CONFIGURATION B; Material Document and Classification: AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 13 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.