The Holder,spring, cataloged under National Stock Number 5340-01-219-4482, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 2 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-219-4482 |
| Primary Part Number | MD31623-3423 |
| Item Name | Holder,spring |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Supporting Object/surface Attachment Method | ONE MTG HOLE ON STEM END OF HOLDER 0.125 IN. DIA IN |
| Attachment to Item Supported Method | HOLDS ITEM BY MEANS OF RETAINER 0.500 IN. DIA ON HEAD OF HOLDER IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | F |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| MD31623-3423 PRIMARY | The Boeing Company Div Defense (USA) |
| MD31623-3423 | Mission Systems Wimborne Limited Div Cobham Mission Systems Wimborne Ltd (GBR) |
| Reference | Meaning |
|---|---|
| MD31623-3423A2 | D/9 Drawing number reference only Textron Ground Support Equipment Uk Limited Div Aircraft Handling and Airport Equipment |
| MD31623-3423 | 5/9 Secondary reference Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) |
| MD31623-3423 | 5/9 Secondary reference M L Aviation Ltd (incorporating M L Wallop Defence Systems Ltd) |
| MD31623-3423A2 | 5/9 Secondary reference M L Aviation Ltd (incorporating M L Wallop Defence Systems Ltd) |
| MD31623-3423 | 5/9 Secondary reference Textron Ground Support Equipment Uk Limited Div Aircraft Handling and Airport Equipment |
NSN 5340-01-219-4482 is a Holder,spring, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-219-4482 has 2 manufacturer part numbers on file: MD31623-3423 (The Boeing Company Div Defense), MD31623-3423 (Mission Systems Wimborne Limited Div Cobham Mission Systems Wimborne Ltd).
Key specifications for MD31623-3423: Supporting Object/surface Attachment Method: ONE MTG HOLE ON STEM END OF HOLDER 0.125 IN. DIA IN; Attachment to Item Supported Method: HOLDS ITEM BY MEANS OF RETAINER 0.500 IN. DIA ON HEAD OF HOLDER IN. 2 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.