The Nut,plain,round, cataloged under National Stock Number 5310-00-866-0855, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-866-0855 |
| Primary Part Number | 205746 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Bearing Surface Finish | 16.0 MICROINCHES |
| Thread Series | UNEF |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OR EMS 627,FSCM 70210 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Drive Point Width | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.437 INCHES IN |
| Nut Diameter | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN |
| Drive Point Depth | 0.110 INCHES MINIMUM AND 0.113 INCHES MAXIMUM IN |
| Nut Thickness | 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN |
| Countersink Angle | 88.0 DEGREES MINIMUM AND 92.0 DEGREES MAXIMUM BOTH ENDS |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Class | 3B |
| Test Data Document | 96906-MIL-STD-1949 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.). |
| Thread Quantity Per Inch | 18 |
| Material | STEEL COMP E4340 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 |
|---|---|
| 205746 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 205746 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 5310-00-866-0855 is a Nut,plain,round, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-866-0855 has 1 manufacturer part number on file: 205746 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 205746: Bearing Surface Finish: 16.0 MICROINCHES; Thread Series: UNEF; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM; Material Document and Classification: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OR EMS 627,FSCM 70210 MFR REF SINGLE MATERIAL RESPONSE OVERALL. 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.