The Bracket,mounting, cataloged under National Stock Number 5340-01-612-8657, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-612-8657 |
| Primary Part Number | MS9551-021 |
| Item Name | Bracket,mounting |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Mounting Hole Diameter | 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM |
| Material | STEEL COMP 4130 |
| 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 |
|---|---|
| MS9551-021 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS9551 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS9551-021 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS9551 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-612-8657 is a Bracket,mounting, manufactured by Sae International Dba Sae International, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-612-8657 has 1 manufacturer part number on file: MS9551-021 (Sae International Dba Sae International).
Key specifications for MS9551-021: Mounting Hole Diameter: 0.200 INCHES MINIMUM AND 0.210 INCHES MAXIMUM IN; Overall Length: 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN; Surface Treatment: CADMIUM; Part Name Assigned by Controlling Agency: BRACKET FLAT STEEL CADMIUM PLATED. 3 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.