PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

47-1521Radiacmeter

Ludlum Measurements Inc · NSN 6665-01-462-7569 · FSC 6665 · No Item Name Available
Verified by PartsTable
NSN 6665-01-462-7569 — this item is cataloged by the U.S. Government under National Stock Number 6665-01-462-7569. Primary manufacturer part number: 47-1521.
Features
  • Radiacmeter — FSC 6665
  • 4 verified cross-references
  • Primary manufacturer: Ludlum Measurements Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Radiacmeter, cataloged under National Stock Number 6665-01-462-7569, is classified within Federal Supply Class 6665 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ludlum Measurements Inc. This item has 4 commercial cross-references from 3 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
NSN6665-01-462-7569
Primary Part Number47-1521
Item NameRadiacmeter
FSC / FSG6665 / 66 — No Item Name Available
ManufacturerLudlum Measurements Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6105-01-072-57234720-3 INTERCHANGEABLE
Motor,alternating Current
Ge Aviation Systems Llc Dba Ge Aviation Systems Llc
2530-01-294-1578 INTERCHANGEABLE
Lining,friction
Cross-Reference Index
Part NumberManufacturer
47-1521 PRIMARY Ludlum Measurements Inc (USA)
47-1521 Biodex Medical Systems, Inc. Dba Biodex Medical Systems Inc Div Medical Division (USA)
43-5 Biodex Medical Systems, Inc. Dba Biodex Medical Systems Inc Div Medical Division (USA)
98-1295 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
Related Parts
6105-01-072-5723INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
4720-3
2530-01-294-1578INTERCHANGEABLE
LINING,FRICTION

Frequently Asked Questions

What is NSN 6665-01-462-7569?

NSN 6665-01-462-7569 is a Radiacmeter, manufactured by Ludlum Measurements Inc, classified under FSC 6665 (No Item Name Available). Status: active.

What are the part numbers for NSN 6665-01-462-7569?

NSN 6665-01-462-7569 has 4 cross-referenced part numbers: 47-1521 (Ludlum Measurements Inc), 47-1521 (Biodex Medical Systems, Inc. Dba Biodex Medical Systems Inc Div Medical Division), 43-5 (Biodex Medical Systems, Inc. Dba Biodex Medical Systems Inc Div Medical Division), 98-1295 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia).

What NSN replaces 6665-01-462-7569?

There are 2 known substitutes for 6665-01-462-7569: 6105-01-072-5723, 2530-01-294-1578. Verify interchangeability with system specifications before substitution.

What are the specifications of 47-1521?

Key specifications for 47-1521: Part Name Assigned by Controlling Agency: RADIACMETER 50CM2 ALPHA SCINTILLATOR; Special Features: 50CM2 ALPHA SCINTILLATOR; ARMY MCN NO. 6665-00-C07-7871. 2 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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