The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-101-8200, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 20 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 | 5340-01-101-8200 |
| Primary Part Number | 398028-1 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Flange Width Across Flats | 0.438 INCHES NOMINAL0.438 INCHES NOMINAL IN |
| Length | 1.563 INCHES NOMINAL1.563 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | 980005-4 FSCM 00752 MFR REF SINGLE TREATMENT RESPONSE STANDOFF980005-4 FSCM 00752 MFR REF SINGLE TREATMENT RESPONSE STANDOFF |
| Flange Thickness | 1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN |
| Thread Length | 0.250 INCHES NOMINAL RIGHT EXTERNAL0.250 INCHES NOMINAL RIGHT EXTERNAL IN |
| Thread Length | 0.313 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.313 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Style Designator | FLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFFASTM A582 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF |
| Thread Direction | RIGHT-HAND RIGHT EXTERNALRIGHT-HAND RIGHT EXTERNAL |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD)RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.138 INCHES RIGHT EXTERNAL0.138 INCHES RIGHT EXTERNAL IN |
| Surface Treatment | PASSIVATE STANDOFFPASSIVATE STANDOFF |
| Thread Class | 2A RIGHT EXTERNAL2A RIGHT EXTERNAL A |
| Thread Class | 2B LEFT INTERNAL (INCLUDES THRU THREAD)2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 32 LEFT INTERNAL (INCLUDES THRU THREAD)32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 32 RIGHT EXTERNAL32 RIGHT EXTERNAL |
| Material | STEEL COMP 303 STANDOFFSTEEL COMP 303 STANDOFF |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNALUNIFIED 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 398028-1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
NSN 5340-01-101-8200 is a Standoff,threaded,spacing, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-101-8200 has 1 manufacturer part number on file: 398028-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 398028-1: Flange Width Across Flats: 0.438 INCHES NOMINAL0.438 INCHES NOMINAL IN; Length: 1.563 INCHES NOMINAL1.563 INCHES NOMINAL IN; Surface Treatment Document and Classification: 980005-4 FSCM 00752 MFR REF SINGLE TREATMENT RESPONSE STANDOFF980005-4 FSCM 00752 MFR REF SINGLE TREATMENT RESPONSE STANDOFF; Flange Thickness: 1.250 INCHES NOMINAL1.250 INCHES NOMINAL IN. 20 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.