PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8504Test Set,teletypewriter

Ra-Nav Laboratories Inc · NSN 6625-01-069-0955 · FSC 6625 · No Item Name Available
Verified by PartsTable
NSN 6625-01-069-0955 — this item is cataloged by the U.S. Government under National Stock Number 6625-01-069-0955. Primary manufacturer part number: 8504.
Features
  • Test Set,teletypewriter — FSC 6625
  • Phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED
  • Electrical Power Source Relationship: OPERATING
  • Major Components: ANALYZER, TELETYPEWRITER SIGNALS, GENERATOR TEST MESSAGE, CABLE ASSEMBLY, SPECIAL PURPOSE, ELECTRICAL
  • Enclosure Feature: MULTIPLE ITEM W/HOUSING
  • Frequency Rating: 60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
  • Test Type for Which Designed: SIGNAL DISTORTION DIFFERENTIAL DELAY RATE, BIT ERROR RATE DETERMINATION, DISTORATION MONITORING
  • AC Voltage Rating: 105.0 VOLTS MINIMUM AND 125.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Test Set,teletypewriter, cataloged under National Stock Number 6625-01-069-0955, is classified within Federal Supply Class 6625 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ra-Nav Laboratories Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6625-01-069-0955
Primary Part Number8504
Item NameTest Set,teletypewriter
FSC / FSG6625 / 66 — No Item Name Available
ManufacturerRa-Nav Laboratories Inc
StatusACTIVE
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
Electrical Power Source RelationshipOPERATING
Major ComponentsANALYZER, TELETYPEWRITER SIGNALS, GENERATOR TEST MESSAGE, CABLE ASSEMBLY, SPECIAL PURPOSE, ELECTRICAL
Enclosure FeatureMULTIPLE ITEM W/HOUSING
Frequency Rating60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Test Type for Which DesignedSIGNAL DISTORTION DIFFERENTIAL DELAY RATE, BIT ERROR RATE DETERMINATION, DISTORATION MONITORING
AC Voltage Rating105.0 VOLTS MINIMUM AND 125.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
PhaseSINGLE LOCATION NOT OTHERWISE SPECIFIED
Electrical Power Source RelationshipOPERATING
Major ComponentsANALYZER, TELETYPEWRITER SIGNALS, GENERATOR TEST MESSAGE, CABLE ASSEMBLY, SPECIAL PURPOSE, ELECTRICAL
Enclosure FeatureMULTIPLE ITEM W/HOUSING
Frequency Rating60.0 HERTZ NOMINAL LOCATION NOT OTHERWISE SPECIFIED
Test Type for Which DesignedSIGNAL DISTORTION DIFFERENTIAL DELAY RATE, BIT ERROR RATE DETERMINATION, DISTORATION MONITORING
AC Voltage Rating105.0 VOLTS MINIMUM AND 125.0 VOLTS MAXIMUM LOCATION NOT OTHERWISE SPECIFIED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeS
Unit of IssueEA
SMR CodeVS
Weight48.2500 lbs
Cube15.4635 cu ft
Verified Substitutes 12
3110-00-540-46658594 INTERCHANGEABLE
Bearing,ball,annular
Skf Usa Inc.
6685-00-593-141420025-20 TO 240F INTERCHANGEABLE
Thermometer,self-Indicating,bime
Trend Instruments Inc
5365-00-698-34228168517 INTERCHANGEABLE
Spacer,sleeve
Us Army Aviation and Missile Command
5950-00-951-96402514 INTERCHANGEABLE
Transformer,power
Electro Scientific Industries Inc
5365-01-046-36978504 INTERCHANGEABLE
Spacer,sleeve
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5331-01-119-3466 INTERCHANGEABLE
O-Ring
4820-01-127-6207A6792.011,127 INTERCHANGEABLE
Stem,fluid Valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5310-01-143-04838504 INTERCHANGEABLE
Nut
Eaton Aerospace, Llc Dba Jackson South
5340-01-162-7049SA-3039RG-6 INTERCHANGEABLE
Strap,webbing
Mm Reif Ltd
4820-01-195-031620055R INTERCHANGEABLE
Valve,safety Relief
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
8504 Ra-Nav Laboratories Inc (USA)
Related Parts
3110-00-540-4665INTERCHANGEABLE
BEARING,BALL,ANNULAR
8594
6685-00-593-1414INTERCHANGEABLE
THERMOMETER,SELF-INDICATING,BIME
20025-20 TO 240F
5365-00-698-3422INTERCHANGEABLE
SPACER,SLEEVE
8168517
5950-00-951-9640INTERCHANGEABLE
TRANSFORMER,POWER
2514
5365-01-046-3697INTERCHANGEABLE
SPACER,SLEEVE
8504
5331-01-119-3466INTERCHANGEABLE
O-RING
4820-01-127-6207INTERCHANGEABLE
STEM,FLUID VALVE
A6792.011,127
5310-01-143-0483INTERCHANGEABLE
NUT
8504
5340-01-162-7049INTERCHANGEABLE
STRAP,WEBBING
SA-3039RG-6
4820-01-195-0316INTERCHANGEABLE
VALVE,SAFETY RELIEF
20055R
2805-01-279-4620INTERCHANGEABLE
PLATE,REED VALVE
8504
6550-01-435-2623INTERCHANGEABLE
SODIUM CHLORIDE SOLUTION
8504

Frequently Asked Questions

What is NSN 6625-01-069-0955?

NSN 6625-01-069-0955 is a Test Set,teletypewriter, manufactured by Ra-Nav Laboratories Inc, classified under FSC 6625 (No Item Name Available). Status: active.

What are the part numbers for NSN 6625-01-069-0955?

NSN 6625-01-069-0955 has 1 cross-referenced part number: 8504 (Ra-Nav Laboratories Inc).

What NSN replaces 6625-01-069-0955?

There are 12 known substitutes for 6625-01-069-0955: 3110-00-540-4665, 6685-00-593-1414, 5365-00-698-3422 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8504?

Key specifications for 8504: Phase: SINGLE LOCATION NOT OTHERWISE SPECIFIED; Electrical Power Source Relationship: OPERATING; Major Components: ANALYZER, TELETYPEWRITER SIGNALS, GENERATOR TEST MESSAGE, CABLE ASSEMBLY, SPECIAL PURPOSE, ELECTRICAL; Enclosure Feature: MULTIPLE ITEM W/HOUSING. 14 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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