The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-355-8823, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5340-00-355-8823 |
| Primary Part Number | 73B516 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| Status | ACTIVE |
| Width Across Flats | 0.312 INCHES NOMINAL IN |
| Length | 0.812 INCHES NOMINAL IN |
| Style Designator | INTERNALLY THREADED FULL LENGTH |
| Material Document and Classification | QQ-B-626, COMP. 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Cross-Sectional Shape | HEXAGON |
| Material | COPPER ALLOY 360 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 73B516 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| Reference | Meaning |
|---|---|
| SC-B-23862 | 3/2 Design control — primary reference U.S. Government activity |
| SC-B-23862 | 5/9 Secondary reference Damin Mechanical Products Inc |
NSN 5340-00-355-8823 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-355-8823 has 1 manufacturer part number on file: 73B516 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple).
Key specifications for 73B516: Width Across Flats: 0.312 INCHES NOMINAL IN; Length: 0.812 INCHES NOMINAL IN; Style Designator: INTERNALLY THREADED FULL LENGTH; Material Document and Classification: QQ-B-626, COMP. 22 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.