PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

559BWavemeter

Telephonics Corp/prd Instruments · NSN 6625-00-630-6316 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-00-630-6316 — this item is cataloged by the U.S. Government under National Stock Number 6625-00-630-6316. Primary manufacturer part number: 559B.
Features
  • Wavemeter — FSC 6625
  • Material: ALUMINUM CASE
  • Indicator Type: DIRECT READING
  • Calibration Accuracy Rating: 0.015 PCT
  • Material: ALUMINUM CASE
  • Indicator Type: DIRECT READING
  • Calibration Accuracy Rating: 0.015 PCT
  • 2 verified cross-references
Applications
  • Applications requiring Aluminum Case construction
General Description

The Wavemeter, cataloged under National Stock Number 6625-00-630-6316, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Telephonics Corp/prd Instruments. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-00-630-6316
Primary Part Number559B
Item NameWavemeter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerTelephonics Corp/prd Instruments
StatusACTIVE
MaterialALUMINUM CASE
Indicator TypeDIRECT READING
Calibration Accuracy Rating0.015 PCT
MaterialALUMINUM CASE
Indicator TypeDIRECT READING
Calibration Accuracy Rating0.015 PCT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight19.9000 lbs
Cube2.1901 cu ft
Verified Substitutes 3
5915-00-103-02752558160-3 INTERCHANGEABLE
Filter,band Pass
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4820-00-145-5049101021PC472 INTERCHANGEABLE
Body,valve
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
6525-01-294-3997 INTERCHANGEABLE
Screen,x-Ray Protective
Cross-Reference Index
Part NumberManufacturer
559B Peraton Inc (USA)
559B PRIMARY Telephonics Corp/prd Instruments (USA)
Related Parts
5915-00-103-0275INTERCHANGEABLE
FILTER,BAND PASS
2558160-3
4820-00-145-5049INTERCHANGEABLE
BODY,VALVE
101021PC472
6525-01-294-3997INTERCHANGEABLE
SCREEN,X-RAY PROTECTIVE

Frequently Asked Questions

What is NSN 6625-00-630-6316?

NSN 6625-00-630-6316 is a Wavemeter, manufactured by Telephonics Corp/prd Instruments, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-00-630-6316?

NSN 6625-00-630-6316 has 2 cross-referenced part numbers: 559B (Peraton Inc), 559B (Telephonics Corp/prd Instruments).

What NSN replaces 6625-00-630-6316?

There are 3 known substitutes for 6625-00-630-6316: 5915-00-103-0275, 4820-00-145-5049, 6525-01-294-3997. Verify interchangeability with system specifications before substitution.

What are the specifications of 559B?

Key specifications for 559B: Material: ALUMINUM CASE; Indicator Type: DIRECT READING; Calibration Accuracy Rating: 0.015 PCT; Overall Height: 5.000 INCHES NOMINAL IN. 12 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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