The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-008-6051, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-008-6051 |
| Primary Part Number | 2R217 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Flange Diameter | 0.690 INCHES NOMINAL IN |
| Length | 8.500 INCHES NOMINAL IN |
| Flange Thickness | 2.000 INCHES NOMINAL IN |
| Thread Length | 1.010 INCHES NOMINAL RIGHT EXTERNAL IN |
| Thread Length | 1.120 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Style Designator | FLANGED WITH LEFT INTERNAL THREAD |
| Material Document and Classification | 1E303 CF FSC-11083 MFR REF SINGLE MATERIAL RESPONSE STANDOFF |
| Thread Direction | RIGHT-HAND RIGHT EXTERNAL |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 0.500 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.750 INCHES RIGHT EXTERNAL IN |
| Thread Class | 3A RIGHT EXTERNAL A |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 20 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 10 RIGHT EXTERNAL |
| Material | STEEL STANDOFF |
| Thread Series Designator | UNF LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5340-00-008-6051 is a Standoff,threaded,spacing, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-008-6051 has 2 manufacturer part numbers on file: 2R217 (Caterpillar Inc Div Caterpillar Defense), 2R0217 (Caterpillar Inc Div Caterpillar Defense).
Key specifications for 2R217: Flange Diameter: 0.690 INCHES NOMINAL IN; Length: 8.500 INCHES NOMINAL IN; Flange Thickness: 2.000 INCHES NOMINAL IN; Thread Length: 1.010 INCHES NOMINAL RIGHT EXTERNAL IN. 18 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.