The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-449-1500, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems. Government technical data includes 18 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-449-1500 |
| Primary Part Number | 4790027-001 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| Status | ACTIVE |
| Width Across Flats | 0.5000 INCHES NOMINAL IN |
| Length | 1.0000 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Left Projection Diameter | 0.3070 INCHES NOMINAL IN |
| Left Projection Length | 0.2000 INCHES NOMINAL IN |
| Thread Length | 0.4700 INCHES NOMINAL LEFT EXTERNAL IN |
| Style Designator | PROJECTION BOTH ENDS RIGHT EXTERNAL THREAD |
| Material Document and Classification | ASTM-A-276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND LEFT EXTERNAL |
| Nominal Thread Size | 0.1900 INCHES LEFT EXTERNAL IN |
| Cross-Sectional Shape | HEXAGON |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A LEFT EXTERNAL A |
| Thread Quantity Per Inch | 32 LEFT EXTERNAL |
| Material | STEEL COMP 316 OVERALL |
| Right Projection Diameter | 0.2150 INCHES MINIMUM AND 0.2250 INCHES MAXIMUM IN |
| Thread Series Designator | UNF LEFT EXTERNAL |
| Right Projection Length | 0.4700 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4790027-001 PRIMARY | Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems (USA) |
NSN 5340-01-449-1500 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-449-1500 has 1 manufacturer part number on file: 4790027-001 (Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems).
Key specifications for 4790027-001: Width Across Flats: 0.5000 INCHES NOMINAL IN; Length: 1.0000 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Left Projection Diameter: 0.3070 INCHES NOMINAL 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.