The Retainer,nut and Bolt, cataloged under National Stock Number 5340-01-348-0228, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-348-0228 |
| Item Name | Retainer,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Distance Between Mounting Hole Centers | 0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| Style Designator | ANCHOR |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Material Thickness | 0.040 INCHES MAXIMUM IN |
| Center to Center Distance Between Cup and Mounting Hole | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE |
| Material | IRON ALLOY 660 |
| Width Between Cup Flats | 0.375 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 |
| Reference | Meaning |
|---|---|
| 03A311-3 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| B-1355SS-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-348-0228 is a Retainer,nut and Bolt, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-348-0228: Overall Height: 0.191 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Distance Between Mounting Hole Centers: 0.686 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN; Style Designator: ANCHOR. 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.