The Catch,clamping, cataloged under National Stock Number 5340-01-335-4821, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-01-335-4821 |
| Primary Part Number | 03A274-01SS |
| Item Name | Catch,clamping |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Design Type | LOOP ENGAGING |
| Engaging Surface Width | 0.630 INCHES NOMINAL IN |
| Material Thickness | 0.060 INCHES NOMINAL IN |
| Catch Strike Style | MORTISE |
| Height | 0.350 INCHES NOMINAL IN |
| Width | 0.800 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Hole Quantity | 3 |
| Tongue Length | 0.210 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 |
|---|---|
| 03A274-01SS PRIMARY | Northrop Grumman Systems Corporation (USA) |
| M5580-SS | Eastern Co Div Eberhard Manufacturing (USA) |
| 7880-724-SS | Southco Inc (USA) |
| A40071-1C | Actron Manufacturing, Inc. Dba Actron Manufacturing Inc (USA) |
| Reference | Meaning |
|---|---|
| 03A274-01SS | 5/9 Secondary reference Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
| TL800GXSS | 5/9 Secondary reference Southco Inc |
NSN 5340-01-335-4821 is a Catch,clamping, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-335-4821 has 4 manufacturer part numbers on file: 03A274-01SS (Northrop Grumman Systems Corporation), M5580-SS (Eastern Co Div Eberhard Manufacturing), 7880-724-SS (Southco Inc), A40071-1C (Actron Manufacturing, Inc. Dba Actron Manufacturing Inc).
Key specifications for 03A274-01SS: Overall Height: 0.590 INCHES NOMINAL IN; Design Type: LOOP ENGAGING; Engaging Surface Width: 0.630 INCHES NOMINAL IN; Material Thickness: 0.060 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.