The Clip,spring Tension, cataloged under National Stock Number 5340-01-028-0539, 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 10 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 | 5340-01-028-0539 |
| Primary Part Number | 9M218-2 |
| Item Name | Clip,spring Tension |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Length | 1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Mounting Method | UNTHREADED HOLE(S) |
| Material Document and Classification | MIL-S-7947 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Loop/holding Dimension | 0.938 INCHES MINIMUM AND 1.188 INCHES MAXIMUM IN |
| Material Thickness | 0.032 INCHES NOMINAL IN |
| Distance From Loop Center to End | 0.940 INCHES MINIMUM AND 1.060 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Width | 0.660 INCHES MINIMUM AND 0.720 INCHES MAXIMUM IN |
| Material | STEEL COMP 1095 OVERALL |
| 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 |
|---|---|
| 9M218-2 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 5340-01-028-0539 is a Clip,spring Tension, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-028-0539 has 1 manufacturer part number on file: 9M218-2 (The Boeing Company Div Defense).
Key specifications for 9M218-2: Overall Height: 1.690 INCHES MINIMUM AND 1.810 INCHES MAXIMUM IN; Length: 1.440 INCHES MINIMUM AND 1.560 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Mounting Method: UNTHREADED HOLE(S). 10 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.