PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10181-2623Crystal Unit,quartz

Crystal Sokol Products Inc · NSN 5955-01-551-9656 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-551-9656 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-551-9656. Primary manufacturer part number: 10181-2623.
Features
  • Crystal Unit,quartz — FSC 5955
  • 3 verified cross-references
  • Primary manufacturer: Crystal Sokol Products Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Crystal Unit,quartz, cataloged under National Stock Number 5955-01-551-9656, is classified within Federal Supply Class 5955 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Crystal Sokol Products Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCrystal Unit,quartz
FSC / FSG5955 — No Item Name Available (FSG 59)
ManufacturersCrystal Sokol Products Inc (CAGE 56187); L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (CAGE 14304); Cts Valpey Corporation (CAGE 21821)
Technical Specifications
ParameterValue
NSN5955-01-551-9656
Primary Part Number10181-2623
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerCrystal Sokol Products Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5955-00-946-7763154008P1 INTERCHANGEABLE
Crystal Unit,quartz
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
Cross-Reference Index
Part NumberManufacturer
10181-2623 PRIMARY Crystal Sokol Products Inc (USA)
10181-2623 L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA)
VR6-E PRIMARY Cts Valpey Corporation (USA)
Related Parts
5955-00-946-7763INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
154008P1

Frequently Asked Questions

What is NSN 5955-01-551-9656?

NSN 5955-01-551-9656 is a Crystal Unit,quartz, manufactured by Crystal Sokol Products Inc, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-551-9656?

NSN 5955-01-551-9656 has 3 cross-referenced part numbers: 10181-2623 (Crystal Sokol Products Inc), 10181-2623 (L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications), VR6-E (Cts Valpey Corporation).

What NSN replaces 5955-01-551-9656?

There is 1 known substitute for 5955-01-551-9656: 5955-00-946-7763. Verify interchangeability with system specifications before substitution.

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