The Caster,swivel, cataloged under National Stock Number 5340-00-321-9772, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Darnell Corporation. Government technical data includes 25 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-00-321-9772 |
| Primary Part Number | 4LA8-XZP |
| Item Name | Caster,swivel |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Darnell Corporation |
| Status | ACTIVE |
| Plate Style | RECTANGULAR |
| Tread Width | 2.500 INCHES NOMINAL IN |
| Wheel Type | SEMIPNEUMATIC TIRE |
| Style Designator | SWIVEL OFFSET |
| Caster Plate Mounting Hole Diameter | 0.406 INCHES NOMINAL IN |
| Caster Plate Width | 4.000 INCHES NOMINAL IN |
| Caster Plate Length | 7.000 INCHES NOMINAL IN |
| Wheel Quantity | 1 |
| Features Provided | AXLE LUBRICATION FITTING AND SPANNER BUSHING AND SWIVEL LUBRICATION FITTING |
| Effective Height | 10.000 INCHES NOMINAL IN |
| Safe Operating Load Rating | 220.0 POUNDS NOMINAL LBS |
| Center to Center Distance Between Bolt Holes Along Length | 6.000 INCHES NOMINAL IN |
| Surface Treatment | PAINT BODY |
| Surface Treatment | PAINT WHEEL RIM |
| Surface Treatment | PAINT PLATE |
| Center to Center Distance Between Bolt Holes Along Width | 3.000 INCHES NOMINAL IN |
| Wheel Diameter | 8.000 INCHES NOMINAL IN |
| Wheel Bearing Type | BALL |
| King Bolt Bearing Type | BALL |
| Swivel Bearing Type | BALL |
| Material | STEEL BODY |
| Material | STEEL WHEEL RIM |
| Material | STEEL PLATE |
| Material | RUBBER TREAD |
| Swivel Bearing Arrangement | TWO 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 |
|---|---|
| 4LA8-XZP PRIMARY | Darnell Corporation (USA) |
| Reference | Meaning |
|---|---|
| GC520CH1 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation |
NSN 5340-00-321-9772 is a Caster,swivel, manufactured by Darnell Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-321-9772 has 1 manufacturer part number on file: 4LA8-XZP (Darnell Corporation).
Key specifications for 4LA8-XZP: Plate Style: RECTANGULAR; Tread Width: 2.500 INCHES NOMINAL IN; Wheel Type: SEMIPNEUMATIC TIRE; Style Designator: SWIVEL OFFSET. 25 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.