PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

405001Crystal Unit,quartz

Telemechanics Inc · NSN 5955-01-029-0861 · FSC 5955 · No Item Name Available
Verified by PartsTable
NSN 5955-01-029-0861 — this item is cataloged by the U.S. Government under National Stock Number 5955-01-029-0861. Primary manufacturer part number: 405001.
Features
  • Crystal Unit,quartz — FSC 5955
  • 1 verified cross-reference
  • Primary manufacturer: Telemechanics 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 5955-01-029-0861, 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 Telemechanics Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCrystal Unit,quartz
FSC / FSG5955 — No Item Name Available (FSG 59)
ManufacturersTelemechanics Inc (CAGE 57712)
Technical Specifications
ParameterValue
NSN5955-01-029-0861
Primary Part Number405001
Item NameCrystal Unit,quartz
FSC / FSG5955 / 59 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6680-01-232-1101 INTERCHANGEABLE
Indicator,sight,liquid
5820-01-475-0915 INTERCHANGEABLE
Amplifier-Modulator
4620-01-532-453840-5001 INTERCHANGEABLE
Range Extender
Parker Hannifin Corporation Div Village Marine Tech
6680-01-657-1168 INTERCHANGEABLE
Control,rate of Flow,liquid
Cross-Reference Index
Part NumberManufacturer
405001 PRIMARY Telemechanics Inc (USA)
Related Parts
6680-01-232-1101INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
5820-01-475-0915INTERCHANGEABLE
AMPLIFIER-MODULATOR
4620-01-532-4538INTERCHANGEABLE
RANGE EXTENDER
40-5001
6680-01-657-1168INTERCHANGEABLE
CONTROL,RATE OF FLOW,LIQUID

Frequently Asked Questions

What is NSN 5955-01-029-0861?

NSN 5955-01-029-0861 is a Crystal Unit,quartz, manufactured by Telemechanics Inc, classified under FSC 5955 (No Item Name Available). Status: active.

What are the part numbers for NSN 5955-01-029-0861?

NSN 5955-01-029-0861 has 1 cross-referenced part number: 405001 (Telemechanics Inc).

What NSN replaces 5955-01-029-0861?

There are 4 known substitutes for 5955-01-029-0861: 6680-01-232-1101, 5820-01-475-0915, 4620-01-532-4538 and 1 more. Verify interchangeability with system specifications before substitution.

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