The Clamp,loop, cataloged under National Stock Number 5340-01-190-0405, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-190-0405 |
| Primary Part Number | ST9M509WPH04F01 |
| Item Name | Clamp,loop |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Cushioning Environmental Protection | FUEL RESISTANT AND HYDRAULIC FLUID AND OZONE RESISTANT |
| Style Designator | SINGLE LOOP |
| Material Document and Classification | MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE BAND |
| Material Document and Classification | MIL-C-85052/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION |
| Material Thickness | 0.020 INCHES NOMINAL IN |
| Nominal Thread Size | 0.190 INCHES IN |
| Surface Treatment | PASSIVATE BAND |
| Thread Quantity Per Inch | 32 |
| Tongue Hole Type | ROUND, THREADED |
| Center to Center Distance Between Loop and Mounting Hole | 0.613 INCHES MINIMUM AND 0.643 INCHES MAXIMUM IN |
| Material | STEEL COMP 631 BAND |
| Material | RUBBER BUTADIENE NITRILE CUSHION |
| Loop Inside Diameter | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| 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 |
|---|---|
| ST9M509WPH04F01 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| TA13C02WPH04NB | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-190-0405 is a Clamp,loop, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-190-0405 has 1 manufacturer part number on file: ST9M509WPH04F01 (The Boeing Company Div Defense).
Key specifications for ST9M509WPH04F01: Cushioning Environmental Protection: FUEL RESISTANT AND HYDRAULIC FLUID AND OZONE RESISTANT; Style Designator: SINGLE LOOP; Material Document and Classification: MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE BAND; Material Document and Classification: MIL-C-85052/1 MIL SPEC SINGLE MATERIAL RESPONSE CUSHION. 13 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.