The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-078-2426, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 19 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 | 5340-01-078-2426 |
| Primary Part Number | 1854788-10 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Flange Width Across Flats | 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN |
| Length | 1.187 INCHES NOMINAL1.187 INCHES NOMINAL IN |
| Flange Thickness | 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN |
| Thread Length | 0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 0.750 INCHES NOMINAL RIGHT EXTERNAL0.750 INCHES NOMINAL RIGHT EXTERNAL IN |
| Style Designator | FLANGED WITH LEFT INTERNAL THREADFLANGED WITH LEFT INTERNAL THREAD |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE STANDOFFQQ-S-763,COND A FED SPEC 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 | 0.164 INCHES LEFT INTERNAL (INCLUDES THRU THREAD)0.164 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.164 INCHES RIGHT EXTERNAL0.164 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 |
|---|---|
| 1854788-10 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5340-01-078-2426 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-078-2426 has 1 manufacturer part number on file: 1854788-10 (Northrop Grumman Systems Corporation).
Key specifications for 1854788-10: Flange Width Across Flats: 0.312 INCHES NOMINAL0.312 INCHES NOMINAL IN; Length: 1.187 INCHES NOMINAL1.187 INCHES NOMINAL IN; Flange Thickness: 0.375 INCHES NOMINAL0.375 INCHES NOMINAL IN; Thread Length: 0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD)0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN. 19 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.