The Countersink CAGE Assembly, cataloged under National Stock Number 5133-00-838-2500, is classified within Federal Supply Class 5133 (Drill Bits, Counterbores, and Countersinks: Hand and Machine) of the Hand Tools group. The manufacturer of record is Industrial Power Tool & Repair Incorporated. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5133-00-838-2500 |
| Primary Part Number | TLA4900-24 |
| Item Name | Countersink CAGE Assembly |
| FSC / FSG | 5133 / 51 — Drill Bits, Counterbores, and Countersinks: Hand and Machine |
| Manufacturer | Industrial Power Tool & Repair Incorporated |
| Status | ACTIVE |
| General Characteristics Item Description | ITEM IS MADE OF STEEL,NOMINAL THREAD DIAMETER .2500;28 THREADS PER INCHOVERALL LENGTH 7.437;OVERALL DIAMETER .938;1.5000 INCHES OF TRAVEL;.2500 ADJUSTMENT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TLA4900-24 | United Drill Bushing Corporation Dba United Drill Bushing Corp (USA) |
| TLA4900-24 PRIMARY | Industrial Power Tool & Repair Incorporated (USA) |
| Reference | Meaning |
|---|---|
| TLA4900-24 | 5/9 Secondary reference Huck International, Inc |
| TLA4900-24 | 5/9 Secondary reference U.S. Government activity |
| 5133PL1428836 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| TLA4901&24 | 5/9 Secondary reference U.S. Government activity |
| TLA4901&24 | 5/9 Secondary reference Huck International, Inc |
NSN 5133-00-838-2500 is a Countersink CAGE Assembly, manufactured by Industrial Power Tool & Repair Incorporated, classified under FSC 5133, Drill Bits, Counterbores, and Countersinks: Hand and Machine. Status: active.
NSN 5133-00-838-2500 has 2 manufacturer part numbers on file: TLA4900-24 (United Drill Bushing Corporation Dba United Drill Bushing Corp), TLA4900-24 (Industrial Power Tool & Repair Incorporated).
Key specifications for TLA4900-24: General Characteristics Item Description: ITEM IS MADE OF STEEL,NOMINAL THREAD DIAMETER .2500;28 THREADS PER INCHOVERALL LENGTH 7.437;OVERALL DIAMETER .938;1.5000 INCHES OF TRAVEL;.2500 ADJUSTMENT IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.