The Adapter,pressure Test, cataloged under National Stock Number 4920-00-030-1843, 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 Apex Machine Tool Company, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-00-030-1843 |
| Primary Part Number | PWA51103 |
| Item Name | Adapter,pressure Test |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Apex Machine Tool Company, Inc. |
| Status | ACTIVE |
| Overall Diameter | 3.000 INCHES NOMINAL IN |
| Reference Data and Literature | SERD NO. 0628; T.O. 2J-F100-94 |
| Functional Description | USED AS A PNUEMATIC ADAPTER ON GEARBOX BREATHER LINE FLANGE OF AIR AND VACUUM LINE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| PWA51103 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| PWA51103 PRIMARY | Apex Machine Tool Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4920PL1392442 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 4920-00-030-1843 is a Adapter,pressure Test, manufactured by Apex Machine Tool Company, Inc., classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-030-1843 has 2 manufacturer part numbers on file: PWA51103 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), PWA51103 (Apex Machine Tool Company, Inc.).
Key specifications for PWA51103: Overall Height: 2.000 INCHES NOMINAL IN; Overall Diameter: 3.000 INCHES NOMINAL IN; Reference Data and Literature: SERD NO. 0628; T.O. 2J-F100-94; Special Features: STEEL PLATE AND MALE CONNECTIOR; COMPANY ITEM NAME-ADAPTER. 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.
NSN 4920-00-030-1843 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.