The Caster,swivel, cataloged under National Stock Number 5340-01-135-3689, 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 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5340-01-135-3689 |
| Primary Part Number | 25-3-TPR-B9900 |
| Item Name | Caster,swivel |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Darnell Corporation |
| Status | ACTIVE |
| Plate Style | SQUARE |
| Tread Width | 1.875 INCHES NOMINAL IN |
| Style Designator | SWIVEL OFFSET |
| Caster Plate Mounting Hole Diameter | 0.344 INCHES NOMINAL IN |
| Caster Plate Width | 4.000 INCHES NOMINAL IN |
| Caster Plate Length | 4.000 INCHES NOMINAL IN |
| Wheel Quantity | 1 |
| Effective Height | 6.500 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Length | 3.000 INCHES NOMINAL IN |
| Center to Center Distance Between Bolt Holes Along Width | 3.000 INCHES NOMINAL IN |
| Wheel Diameter | 5.000 INCHES NOMINAL IN |
| Wheel Bearing Type | ROLLER |
| Swivel Bearing Type | ANNULAR BALL |
| 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 |
|---|---|
| 25-3-TPR-B9900 PRIMARY | Darnell Corporation (USA) |
| Reference | Meaning |
|---|---|
| B-9900 | 5/9 Secondary reference Darnell Corporation |
NSN 5340-01-135-3689 is a Caster,swivel, manufactured by Darnell Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-135-3689 has 1 manufacturer part number on file: 25-3-TPR-B9900 (Darnell Corporation).
Key specifications for 25-3-TPR-B9900: Plate Style: SQUARE; Tread Width: 1.875 INCHES NOMINAL IN; Style Designator: SWIVEL OFFSET; Caster Plate Mounting Hole Diameter: 0.344 INCHES NOMINAL IN. 14 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.