PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A127S-RMTransducer,supersonic Test

Olympus America Inc · NSN 6635-00-945-1221 · FSC 6635 · No Item Name Available
Verified by PartsTable
NSN 6635-00-945-1221 — this item is cataloged by the U.S. Government under National Stock Number 6635-00-945-1221. Primary manufacturer part number: A127S-RM.
Features
  • Transducer,supersonic Test — FSC 6635
  • 6 verified cross-references
  • Primary manufacturer: Olympus America Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transducer,supersonic Test, cataloged under National Stock Number 6635-00-945-1221, 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. This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6635-00-945-1221
Primary Part NumberA127S-RM
Item NameTransducer,supersonic Test
FSC / FSG6635 / 66 — No Item Name Available
ManufacturerOlympus America Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4730-00-289-4057SAE J512 6-6 040202B INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
5815-01-339-1593182179 INTERCHANGEABLE
Test Chart Costigan
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
A127S-RM Olympus Scientific Solutions Technologies Inc. (USA)
57A2280 Olympus Scientific Solutions Technologies Inc. (USA)
TS-146 Technisonic Research, Inc (USA)
182179 Agfa Ndt Inc. Div Krautkramer Ultrasonics (USA)
A127S-RM PRIMARY Olympus America Inc (USA)
CM1005 PRIMARY Testech Inc Div Electro-Mechanical Systems Div. (USA)
Related Parts
4730-00-289-4057INTERCHANGEABLE
ELBOW,PIPE TO TUBE
SAE J512 6-6 040202B
5815-01-339-1593INTERCHANGEABLE
TEST CHART COSTIGAN
182179

Frequently Asked Questions

What is NSN 6635-00-945-1221?

NSN 6635-00-945-1221 is a Transducer,supersonic Test, manufactured by Olympus America Inc, classified under FSC 6635 (No Item Name Available). Status: active.

What are the part numbers for NSN 6635-00-945-1221?

NSN 6635-00-945-1221 has 6 cross-referenced part numbers: A127S-RM (Olympus Scientific Solutions Technologies Inc.), 57A2280 (Olympus Scientific Solutions Technologies Inc.), TS-146 (Technisonic Research, Inc), 182179 (Agfa Ndt Inc. Div Krautkramer Ultrasonics), A127S-RM (Olympus America Inc) and 1 more.

What NSN replaces 6635-00-945-1221?

There are 2 known substitutes for 6635-00-945-1221: 4730-00-289-4057, 5815-01-339-1593. Verify interchangeability with system specifications before substitution.

What are the specifications of A127S-RM?

Key specifications for A127S-RM: Special Features: 10.0 MHZ FREQ.; 0.470 IN. THK; 0.510 IN. DIA.; 0.312 IN. DIA. ELEMENT SIZE MHz. 1 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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