The Strap,retaining, cataloged under National Stock Number 5340-01-191-3525, 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 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-191-3525 |
| Primary Part Number | ST9M437D14 |
| Item Name | Strap,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Mounting Hole Size | 0.204 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 1.517 INCHES NOMINAL IN |
| Mounting Pad | INCLUDED |
| Style Designator | SADDLE ARCH |
| Material Thickness | 0.041 INCHES NOMINAL IN |
| Cushion | NOT INCLUDED |
| Distance Between Base and Inside of Arch | 0.860 INCHES MINIMUM AND 0.890 INCHES MAXIMUM IN |
| Material | ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 1230 LOCATION NOT OTHERWISE SPECIFIED |
| Inside Diameter/arch Length | 0.875 INCHES NOMINAL 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 |
|---|---|
| ST9M437D14 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10112941 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 1398D14 | 5/2 Secondary reference U.S. Government activity |
| TA1C30D14 | 5/2 Secondary reference U.S. Government activity |
NSN 5340-01-191-3525 is a Strap,retaining, manufactured by The Boeing Company Div Defense, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-191-3525 has 1 manufacturer part number on file: ST9M437D14 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-209-3448. Verify interchangeability with system specifications before substitution.
Key specifications for ST9M437D14: Mounting Hole Size: 0.204 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 1.517 INCHES NOMINAL IN; Mounting Pad: INCLUDED; Style Designator: SADDLE ARCH. 9 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.