The Test Cap,aircraft Maintenance, cataloged under National Stock Number 4920-01-090-1752, 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 Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4920-01-090-1752 |
| Primary Part Number | GS15541-3 |
| Item Name | Test Cap,aircraft Maintenance |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Nominal Overall Diameter | 2.812 INCHES IN |
| Nominal Overall Length | 0.500 INCHES 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 |
|---|---|
| GS15541-3 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 4920-01-090-1752 is a Test Cap,aircraft Maintenance, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-01-090-1752 has 1 manufacturer part number on file: GS15541-3 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for GS15541-3: Nominal Overall Diameter: 2.812 INCHES IN; Nominal Overall Length: 0.500 INCHES IN; Special Features: SEALS WATER SEPARATOR INLET OF ENVIRONMENTAL CONTROL SYSTEM DURING PROOF PRESSURE TESTING AND INTERNAL AND EXTERNAL LEAKAGE TEST; C/O CLAMP,CAP,ORING SEAL FOR 2.500 IN. DIA TUBE; COMPANY ASSIGNED ITEM NAME: CAP, PRESSURE TEST, MATERIAL 1018 STL; C/O 1 EA CAP, CONNECTOR AND 2 EA 0-RINGS IN; End Item Identification: F-16A/B ACFT GROUND TEST EQUIPMENT A. 2 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.