The Holder,power Take Off Assembly, cataloged under National Stock Number 4920-01-181-9891, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-181-9891 |
| Item Name | Holder,power Take Off Assembly |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | USED TO SUPPORT PARTIAL GEARBOX POWER TAKE OFF ASSEMBLY THROUGH VARIOUS STAGES OF ASSEMBLY; 8.000 IN. DIA; 2.530 IN. H; C/O CYLINDRICAL POT WITH 7 HOLES IN TOP FACE; LOOSE PLATE PLACED IN BOTTOM POT TO BACK UP SHAFT; BOLTS,ATTACHING AND STORAGE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 298013-1 | 5/9 Secondary reference Duracap International Incorporated |
| 298013-1 | 3/2 Design control — primary reference U.S. Government activity |
| R-TBD-1031 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 4920-01-181-9891 is a Holder,power Take Off Assembly, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
Key specifications for 4920-01-181-9891: General Characteristics Item Description: USED TO SUPPORT PARTIAL GEARBOX POWER TAKE OFF ASSEMBLY THROUGH VARIOUS STAGES OF ASSEMBLY; 8.000 IN. DIA; 2.530 IN. H; C/O CYLINDRICAL POT WITH 7 HOLES IN TOP FACE; LOOSE PLATE PLACED IN BOTTOM POT TO BACK UP SHAFT; BOLTS,ATTACHING AND STORAGE IN; End Item Identification: B-1B AIRCRAFT AGE.. 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.
NSN 4920-01-181-9891 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.