The Test Set,pneumatic System Compon, cataloged under National Stock Number 4920-01-150-2445, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Petersen Products Co. Government technical data includes 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-150-2445 |
| Primary Part Number | 143-2500 |
| Item Name | Test Set,pneumatic System Compon |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Petersen Products Co |
| Status | ACTIVE |
| Functional Description | PROVIDES A MEANS TO CHECK ACTUATION AND DEACTUATION OF THE CLIMB AND DIVE PILOT VALVE |
| Enclosure Feature | SINGLE ITEM W/CARRYING CASE |
| Test Type for Which Designed | CHECKS DIVE/CLIMB VALVE |
| 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 |
|---|---|
| 143-2500 PRIMARY | Petersen Products Co (USA) |
| Reference | Meaning |
|---|---|
| 46A52000-011 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
| R-TBD-281 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
| 46A52000-001 | 5/9 Secondary reference The Boeing Company Div Legacy Am&m |
NSN 4920-01-150-2445 is a Test Set,pneumatic System Compon, manufactured by Petersen Products Co, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-150-2445 has 1 manufacturer part number on file: 143-2500 (Petersen Products Co).
Key specifications for 143-2500: Special Features: TEST SET,PRESSURIZATION SUBSYSTEM.USED IN CONJUNCTION WITH PNEUMATIC TESTER,FOR LEAK TESTS.C/O ADAPTER ASSEMBLY 2. EXPANDABLE PLUG ADAPTERS;0.025IN.DIA, BY 0.500 IN LONG.;EXPANDABLE PLUG ADAPTER;0.313 IN DIA BY 2.500 IN LONG.FOR CLIMB/DIVE PILOT CHECKOUT SYS IN; Functional Description: PROVIDES A MEANS TO CHECK ACTUATION AND DEACTUATION OF THE CLIMB AND DIVE PILOT VALVE; Enclosure Feature: SINGLE ITEM W/CARRYING CASE; End Item Identification: B-1B ACFT. 3 specifications are 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.