The Strap,retaining, cataloged under National Stock Number 5340-00-286-4839, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-286-4839 |
| Primary Part Number | 840038 |
| Item Name | Strap,retaining |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Mounting Hole Size | 0.166 INCHES NOMINAL IN |
| Mounting Pad | NOT INCLUDED |
| Style Designator | CURVED ARCH |
| Material Thickness | 0.016 INCHES NOMINAL IN |
| Cushion | NOT INCLUDED |
| Distance Between Base and Inside of Arch | 0.313 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING LOCATION NOT OTHERWISE SPECIFIED |
| Center to Center Distance Between Arch and Mounting Hole | 0.234 INCHES NOMINAL IN |
| Inside Diameter/arch Length | 0.156 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 |
| Part Number | Manufacturer |
|---|---|
| 840038 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| Reference | Meaning |
|---|---|
| CV9S5501-53ALT2PC29 | 5/2 Secondary reference U.S. Government activity |
| CV9S5501-016ALT3PC29 | 5/2 Secondary reference U.S. Government activity |
| CV9S5501-015ALT4PC29 | 5/2 Secondary reference U.S. Government activity |
| E113-29 | 5/9 Secondary reference U.S. Government activity |
| E113PC29 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-286-4839 is a Strap,retaining, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-286-4839 has 1 manufacturer part number on file: 840038 (Lockheed Martin Corporation Div Rms - Mitchel Field).
1 possible match (shared part number, not a government interchangeability claim): 7520-01-607-8135. Verify interchangeability with system specifications before substitution.
Key specifications for 840038: Mounting Hole Size: 0.166 INCHES NOMINAL IN; Mounting Pad: NOT INCLUDED; Style Designator: CURVED ARCH; Overall Length: 0.4535 INCHES NOMINAL IN. 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.