The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-056-2170, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Goodrich Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-056-2170 |
| Primary Part Number | 2006005-1 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Goodrich Corporation |
| Status | ACTIVE |
| Width Across Flats | 2.625 INCHES NOMINAL IN |
| Hole Thread Quantity Per Inch | 32 |
| Surface Treatment Document and Classification | QQ-P-416,CLASS 2,TYPE II FED SPEC 1ST TREATMENT RESPONSE AND MIL-P-23377 MIL SPEC 2ND TREATMENT RESPONSE AND MIL-C-83286 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT (UNJ) |
| Hole Configuration Style | CONFIGURATION H |
| Material Document and Classification | MIL-S-5626,COND E4 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.000 INCHES IN |
| Nut Height | 0.560 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND PAINT OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Hole Nominal Thread Diameter | 0.190 INCHES IN |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 4140 OVERALL |
| Bearing Surface Type | CHAMFERED |
| Hole Type and Quantity | 6 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 |
|---|---|
| 2006005-1 PRIMARY | Goodrich Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2006005-1 | 3/9 Design control — primary reference Goodrich Corp Dba Goodrich Corp |
NSN 5310-01-056-2170 is a Nut,plain,hexagon, manufactured by Goodrich Corporation, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-056-2170 has 1 manufacturer part number on file: 2006005-1 (Goodrich Corporation).
1 possible match (shared part number, not a government interchangeability claim): 1450-01-674-0693. Verify interchangeability with system specifications before substitution.
Key specifications for 2006005-1: Width Across Flats: 2.625 INCHES NOMINAL IN; Hole Thread Quantity Per Inch: 32; Surface Treatment Document and Classification: QQ-P-416,CLASS 2,TYPE II FED SPEC 1ST TREATMENT RESPONSE AND MIL-P-23377 MIL SPEC 2ND TREATMENT RESPONSE AND MIL-C-83286 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL JOINT (UNJ). 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.