The Caster,swivel, cataloged under National Stock Number 5340-00-890-3401, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Electronic Systems. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5340-00-890-3401 |
| Primary Part Number | 990C921H01 |
| Item Name | Caster,swivel |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Dba Electronic Systems |
| Status | ACTIVE |
| Plate Style | RECTANGULAR |
| Unpackaged Unit Weight | 35.000 POUNDS NOMINAL LBS |
| Tread Width | 3.500 INCHES NOMINAL IN |
| Tire Size | 3.40/5 |
| Wheel Type | PNEUMATIC TIRE |
| Style Designator | SWIVEL OFFSET |
| Caster Plate Mounting Hole Diameter | 0.562 INCHES NOMINAL IN |
| Caster Plate Width | 5.250 INCHES NOMINAL IN |
| Caster Plate Length | 7.250 INCHES NOMINAL IN |
| Wheel Quantity | 2 |
| Features Provided | SWIVEL LOCK |
| Effective Height | 13.000 INCHES NOMINAL IN |
| Safe Operating Load Rating | 1000.0 POUNDS NOMINAL LBS |
| Center to Center Distance Between Bolt Holes Along Length | 4.125 INCHES NOMINAL IN |
| Surface Treatment | PAINT WHEEL RIM |
| Center to Center Distance Between Bolt Holes Along Width | 6.125 INCHES NOMINAL IN |
| Wheel Diameter | 10.000 INCHES NOMINAL IN |
| Wheel Bearing Type | ROLLER |
| Swivel Bearing Type | BALL |
| Material | STEEL BODY |
| Material | STEEL WHEEL RIM |
| Material | STEEL PLATE |
| Material | RUBBER TREAD |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 990C921H01 | Northrop Grumman Systems Corporation Dba Electronic Systems (USA) |
| Reference | Meaning |
|---|---|
| 2-90SF10601NSL4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-00-890-3401 is a Caster,swivel, manufactured by Northrop Grumman Systems Corporation Dba Electronic Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-890-3401 has 1 manufacturer part number on file: 990C921H01 (Northrop Grumman Systems Corporation Dba Electronic Systems).
Key specifications for 990C921H01: Plate Style: RECTANGULAR; Unpackaged Unit Weight: 35.000 POUNDS NOMINAL LBS; Tread Width: 3.500 INCHES NOMINAL IN; Tire Size: 3.40/5. 24 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.