The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-233-3058, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Fastener Innovation Technology, Inc. Dba F I T. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-233-3058 |
| Primary Part Number | 721617-290 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Fastener Innovation Technology, Inc. Dba F I T |
| Status | ACTIVE |
| Left Counterbore Depth | 0.094 INCHES NOMINAL IN |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Length | 1.060 INCHES NOMINAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Left Counterbore Diameter | 0.184 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN |
| Cross-Sectional Shape | HEXAGON |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 721617-290 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| Reference | Meaning |
|---|---|
| 721617-290 | 5/9 Secondary reference Lobaugh Rollin J |
| 721617-290 | 7/2 Vendor item drawing reference Raytheon Company Div Rmd Strategic |
| 721617-290 | 5/9 Secondary reference Modern Machine Works, Inc. Dba Modern Machine Works |
NSN 5340-01-233-3058 is a Standoff,threaded,spacing, manufactured by Fastener Innovation Technology, Inc. Dba F I T, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-233-3058 has 1 manufacturer part number on file: 721617-290 (Fastener Innovation Technology, Inc. Dba F I T).
Key specifications for 721617-290: Left Counterbore Depth: 0.094 INCHES NOMINAL IN; Width Across Flats: 0.312 INCHES NOMINAL IN; Length: 1.060 INCHES NOMINAL IN; Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD. 6 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.