The Caster,swivel, cataloged under National Stock Number 5340-01-398-9491, 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 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-398-9491 |
| Primary Part Number | GC520DH1 |
| Item Name | Caster,swivel |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Plate Style | SQUARE |
| Tread Width | 3.000 INCHES NOMINAL IN |
| Wheel Type | BUILT UP |
| Style Designator | SWIVEL OFFSET |
| Material Document and Classification | SAE 1045 ASSN STD SINGLE MATERIAL RESPONSE PLATE |
| Caster Plate Mounting Hole Diameter | 0.500 INCHES NOMINAL IN |
| Caster Plate Width | 4.500 INCHES NOMINAL IN |
| Caster Plate Length | 6.500 INCHES NOMINAL IN |
| Wheel Quantity | 1 |
| Features Provided | SWIVEL LOCK AND BRAKE LOCK |
| Effective Height | 8.500 INCHES NOMINAL IN |
| Safe Operating Load Rating | 2040.0 POUNDS MAXIMUM LBS |
| Center to Center Distance Between Bolt Holes Along Length | 5.250 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 3.375 INCHES NOMINAL IN |
| Wheel Diameter | 6.000 INCHES NOMINAL IN |
| Wheel Bearing Type | ROLLER |
| Swivel Bearing Type | ROLLER |
| Material | STEEL COMP 1045 PLATE |
| Swivel Bearing Arrangement | ONE ROW |
| 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 |
|---|---|
| GC520DH1 | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 84PY06501S003 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-398-9491 is a Caster,swivel, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-398-9491 has 1 manufacturer part number on file: GC520DH1 (Northrop Grumman Systems Corporation).
Key specifications for GC520DH1: Plate Style: SQUARE; Tread Width: 3.000 INCHES NOMINAL IN; Wheel Type: BUILT UP; Style Designator: SWIVEL OFFSET. 19 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.