PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UM775/10NRFVDBTest Set,ultrasonic

Olympus America Inc · NSN 6635-01-029-7865 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-01-029-7865 — this item is cataloged by the U.S. Government under National Stock Number 6635-01-029-7865. Primary manufacturer part number: UM775/10NRFVDB.
Features
  • Test Set,ultrasonic — FSC 6635
  • Installation Design: PORTABLE
  • Indicator Design: DIRECT READING
  • Functional Description: USED AS THICKNESS GAGE; DETECTS,LOCATES AND EVALUATES DEFECTS SUCH AS CRACKS,DEFECTS,DETERORIATION,CORROSION FOREIGN INCLUSION IN METALLIC & NON-METALLIC MATERIALS
  • Indicator Reading Type: SINGLE
  • Carrying Case: PROVIDED
  • Usage Design: EXTERNAL
  • Indicator Type: ELECTRON-RAY TUBE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set,ultrasonic, cataloged under National Stock Number 6635-01-029-7865, is classified within Federal Supply Class 6635 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Olympus America Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-01-029-7865
Primary Part NumberUM775/10NRFVDB
Item NameTest Set,ultrasonic
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerOlympus America Inc
StatusACTIVE
Installation DesignPORTABLE
Indicator DesignDIRECT READING
Functional DescriptionUSED AS THICKNESS GAGE; DETECTS,LOCATES AND EVALUATES DEFECTS SUCH AS CRACKS,DEFECTS,DETERORIATION,CORROSION FOREIGN INCLUSION IN METALLIC & NON-METALLIC MATERIALS
Indicator Reading TypeSINGLE
Carrying CasePROVIDED
Usage DesignEXTERNAL
Indicator TypeELECTRON-RAY TUBE
Test TypeDISTORTION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6635-00-018-582950B715 INTERCHANGEABLE
Test Set,ultrasonic
Olympus America Inc
6635-00-296-3332UM775-50D765 INTERCHANGEABLE
Test Set,ultrasonic
Olympus America Inc
6635-00-461-184650B715AND50E583 INTERCHANGEABLE
Test Set,ultrasonic
Olympus America Inc
6635-00-479-5120S0N0RAY602-612SMAND623 INTERCHANGEABLE
Test Set,ultrasonic
Doers Associates Llc
6635-01-046-7349 INTERCHANGEABLE
Test Set,ultrasonic
6635-01-065-1233 INTERCHANGEABLE
Test Set,ultrasonic
6635-01-086-5863NDT131 INTERCHANGEABLE
Test Set,ultrasonic
Olympus America Inc
6635-01-102-8043M90 INTERCHANGEABLE
Test Set,ultrasonic
Olympus America Inc
6635-01-363-6674 INTERCHANGEABLE
Test Set,ultrasonic
6635-01-417-5467 INTERCHANGEABLE
Test Set,ultrasonic
Cross-Reference Index
Part NumberManufacturer
UM775/10NRFVDB PRIMARY Olympus America Inc (USA)
A-A-58073 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
UM775/10NRFVDB Olympus Scientific Solutions Technologies Inc. (USA)
Related Parts
6635-00-018-5829INTERCHANGEABLE
TEST SET,ULTRASONIC
50B715
6635-00-296-3332INTERCHANGEABLE
TEST SET,ULTRASONIC
UM775-50D765
6635-00-461-1846INTERCHANGEABLE
TEST SET,ULTRASONIC
50B715AND50E583
6635-00-479-5120INTERCHANGEABLE
TEST SET,ULTRASONIC
S0N0RAY602-612SMAND623
6635-01-046-7349INTERCHANGEABLE
TEST SET,ULTRASONIC
6635-01-065-1233INTERCHANGEABLE
TEST SET,ULTRASONIC
6635-01-086-5863INTERCHANGEABLE
TEST SET,ULTRASONIC
NDT131
6635-01-102-8043INTERCHANGEABLE
TEST SET,ULTRASONIC
M90
6635-01-363-6674INTERCHANGEABLE
TEST SET,ULTRASONIC
6635-01-417-5467INTERCHANGEABLE
TEST SET,ULTRASONIC

Frequently Asked Questions

What is NSN 6635-01-029-7865?

NSN 6635-01-029-7865 is a Test Set,ultrasonic, manufactured by Olympus America Inc, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-01-029-7865?

NSN 6635-01-029-7865 has 3 cross-referenced part numbers: UM775/10NRFVDB (Olympus America Inc), A-A-58073 (Federal Specifications Promulgated by General Services Administration Washington DC), UM775/10NRFVDB (Olympus Scientific Solutions Technologies Inc.).

What NSN replaces 6635-01-029-7865?

There are 10 known substitutes for 6635-01-029-7865: 6635-00-018-5829, 6635-00-296-3332, 6635-00-461-1846 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of UM775/10NRFVDB?

Key specifications for UM775/10NRFVDB: Installation Design: PORTABLE; Indicator Design: DIRECT READING; Functional Description: USED AS THICKNESS GAGE; DETECTS,LOCATES AND EVALUATES DEFECTS SUCH AS CRACKS,DEFECTS,DETERORIATION,CORROSION FOREIGN INCLUSION IN METALLIC & NON-METALLIC MATERIALS; Indicator Reading Type: SINGLE. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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