NSN 6635-01-352-1636 · NIIN 013521636 · Part number RD25-2
The Ultran Group, Inc. · FSC 6635 — Physical Properties Testing and Inspection · FSG 66 — Instruments and Laboratory Equipment · CAGE 8R947
Government record, cited
NSN 6635-01-352-1636 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-352-1636. Manufacturer of record part number: RD25-2.
Also searched as6635-01-352-1636 ·
6635013521636 ·
NIIN 013521636 ·
01-352-1636 ·
FSC 6635 Physical Properties Testing and Inspection · CAGE 8R947 · RD25-2 · TC-105/124-660
Nearby stock numbers← 6635-01-352-1635 Transducer, Ultrasonic Test
·
6635-01-352-1637 Transducer, Ultrasonic Test →
Features
Transducer,ultrasonic Test — FSC 6635
Overall Diameter: 0.250 INCHES NOMINAL IN
Transmitter Frequency Rating: 5000.0 KILOHERTZ NOMINAL
1 manufacturer part number on file
Manufacturer of record: The Ultran Group, Inc.
Identification
NSN: 6635-01-352-1636
NIIN: 013521636
FSC: 6635 — Physical Properties Testing and Inspection
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: RD25-2
Manufacturer: The Ultran Group, Inc.
General Description
The Transducer,ultrasonic Test, cataloged under National Stock Number 6635-01-352-1636, is classified within Federal Supply Class 6635 (Physical Properties Testing and Inspection) of the Instruments and Laboratory Equipment group. The manufacturer of record is The Ultran Group, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6635-01-352-1636
Primary Part Number
RD25-2
Item Name
Transducer,ultrasonic Test
FSC / FSG
6635 / 66 — Physical Properties Testing and Inspection
Other items in FSC 6635 — Physical Properties Testing and Inspection
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6635-00-000-0133
X-RAY APPARATUS,RADIOGRAPHIC,IND
6635-00-001-1523
FILM,RADIOGRAPHIC
6635-00-001-2317
6635-00-001-2317 · Item name not on file
6635-00-001-2318
6635-00-001-2318 · Item name not on file
6635-00-003-0281
TESTER,TORQUE WRENCH
6635-00-003-0282
CALIBRATOR,TORQUE
6635-00-003-0284
CALIBRATOR,TORQUE
6635-00-003-1193
6635-00-003-1193 · Item name not on file
Frequently Asked Questions
What is NSN 6635-01-352-1636?
NSN 6635-01-352-1636 is a Transducer,ultrasonic Test, manufactured by The Ultran Group, Inc., classified under FSC 6635, Physical Properties Testing and Inspection. Status: active.
What part numbers are listed for NSN 6635-01-352-1636?
NSN 6635-01-352-1636 has 1 manufacturer part number on file: RD25-2 (The Ultran Group, Inc.).
What are the specifications of RD25-2?
Key specifications for RD25-2: Overall Diameter: 0.250 INCHES NOMINAL IN; Transmitter Frequency Rating: 5000.0 KILOHERTZ NOMINAL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 6635-01-352-1636 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.