The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-709-1943, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corp Integrated Systems Sector. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-709-1943 |
| Primary Part Number | NGN502ED3CRT1SF |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corp Integrated Systems Sector |
| Status | ACTIVE |
| Flange Diameter | 0.454 INCHES MAXIMUM IN |
| Length | 0.375 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | S2700 COMMERCIAL ITEM DESCRIPTION 10TH TREATMENT RESPONSE STANDOFF |
| Flange Thickness | 0.188 INCHES MINIMUM IN |
| Cross-Sectional Width | 0.454 INCHES MAXIMUM IN |
| Thread Length | 0.250 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Style Designator | FLANGED LEFT INTERNAL THREAD |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE STANDOFF |
| Cross-Sectional Length | 0.555 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Nominal Thread Size | 0.1900 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Cross-Sectional Shape | RECTANGULAR |
| Surface Treatment | PASSIVATE STANDOFF |
| Thread Class | 3B LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Quantity Per Inch | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | IRON ALLOY 660 STANDOFF |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) LEFT INTERNAL (INCLUDES THRU THREAD) |
| 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 |
|---|---|
| CB6003CR3CRT1CRSF | Click Bond Inc (USA) |
| NGN502ED3CRT1SF PRIMARY | Northrop Grumman Systems Corp Integrated Systems Sector (USA) |
| Reference | Meaning |
|---|---|
| NGN502ED3CRT1 | 5/9 Secondary reference Northrop Grumman Systems Corp Integrated Systems Sector |
| NGN502ED | D/9 Drawing number reference only Northrop Grumman Systems Corp Integrated Systems Sector |
NSN 5340-01-709-1943 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corp Integrated Systems Sector, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-709-1943 has 2 manufacturer part numbers on file: CB6003CR3CRT1CRSF (Click Bond Inc), NGN502ED3CRT1SF (Northrop Grumman Systems Corp Integrated Systems Sector).
Key specifications for NGN502ED3CRT1SF: Flange Diameter: 0.454 INCHES MAXIMUM IN; Length: 0.375 INCHES NOMINAL IN; Surface Treatment Document and Classification: S2700 COMMERCIAL ITEM DESCRIPTION 10TH TREATMENT RESPONSE STANDOFF; Flange Thickness: 0.188 INCHES MINIMUM IN. 17 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.