The Caster,swivel, cataloged under National Stock Number 5340-00-140-7944, 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 15 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-140-7944 |
| Primary Part Number | 4508TCI |
| Item Name | Caster,swivel |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Darnell Corporation |
| Status | ACTIVE |
| Plate Style | RECTANGULAR |
| Wheel Type | SOLID |
| Style Designator | SWIVEL OFFSET |
| Caster Plate Mounting Hole Diameter | 0.531 INCHES NOMINAL IN |
| Caster Plate Width | 6.000 INCHES NOMINAL IN |
| Caster Plate Length | 10.000 INCHES NOMINAL IN |
| Wheel Quantity | 1 |
| Effective Height | 10.750 INCHES NOMINAL IN |
| Safe Operating Load Rating | 5000.0 POUNDS MAXIMUM LBS |
| Center to Center Distance Between Bolt Holes Along Length | 8.734 INCHES MINIMUM AND 8.766 INCHES MAXIMUM IN |
| Surface Treatment | ZINC OVERALL |
| Center to Center Distance Between Bolt Holes Along Width | 4.734 INCHES MINIMUM AND 4.766 INCHES MAXIMUM IN |
| Wheel Diameter | 8.000 INCHES NOMINAL IN |
| Swivel Bearing Type | BALL |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 604AS735-7 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| 4508TCI PRIMARY | Darnell Corporation (USA) |
| Reference | Meaning |
|---|---|
| 4508-TC1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 514570-1 | 7/2 Vendor item drawing reference U.S. Government activity |
| 4508TC1 | 5/9 Secondary reference Darnell Corporation |
NSN 5340-00-140-7944 is a Caster,swivel, manufactured by Darnell Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-140-7944 has 2 manufacturer part numbers on file: 604AS735-7 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 4508TCI (Darnell Corporation).
Key specifications for 4508TCI: Plate Style: RECTANGULAR; Wheel Type: SOLID; Style Designator: SWIVEL OFFSET; Caster Plate Mounting Hole Diameter: 0.531 INCHES NOMINAL IN. 15 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.