PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21057Modem Assembly,communications

Motorola/codex Corp Sub of Motorola Inc · NSN 5895-01-407-7640 · FSC 5895 · No Item Name Available
Verified by PartsTable
NSN 5895-01-407-7640 — this item is cataloged by the U.S. Government under National Stock Number 5895-01-407-7640. Primary manufacturer part number: 21057.
Features
  • Modem Assembly,communications — FSC 5895
  • 1 verified cross-reference
  • Primary manufacturer: Motorola/codex Corp Sub of Motorola Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Modem Assembly,communications, cataloged under National Stock Number 5895-01-407-7640, is classified within Federal Supply Class 5895 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Motorola/codex Corp Sub of Motorola Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5895-01-407-7640
Primary Part Number21057
Item NameModem Assembly,communications
FSC / FSG5895 / 58 — No Item Name Available
ManufacturerMotorola/codex Corp Sub of Motorola Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeG
Unit of IssueEA
SMR CodeCD
Weight3.0000 lbs
Cube0.2500 cu ft
Verified Substitutes 10
3040-00-463-5261 INTERCHANGEABLE
Shaft,shouldered
5905-00-816-4311210-57 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Keysight Technologies Inc
5930-01-089-5163 INTERCHANGEABLE
Switch,rotary
5330-01-168-5401 INTERCHANGEABLE
Seal
6140-01-238-4932 INTERCHANGEABLE
Battery Assembly
4810-01-305-316021057 INTERCHANGEABLE
Rack,actuator
Parker Hannifin Corp Dba Pneutronics
5310-01-481-5763 INTERCHANGEABLE
Nut,plain,hexagon
4820-01-519-660821057-001 INTERCHANGEABLE
Valve,regulating,fluid Pressure
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
1005-01-601-558121057 INTERCHANGEABLE
Buffer Assembly,recoil
Charles Reed Knight Jr Dba Knight's Armament Company
5325-01-689-4058 INTERCHANGEABLE
Fastener Tape,hook and Pile
Cross-Reference Index
Part NumberManufacturer
21057 PRIMARY Motorola/codex Corp Sub of Motorola Inc (USA)
Related Parts
3040-00-463-5261INTERCHANGEABLE
SHAFT,SHOULDERED
5905-00-816-4311INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
210-57
5930-01-089-5163INTERCHANGEABLE
SWITCH,ROTARY
5330-01-168-5401INTERCHANGEABLE
SEAL
6140-01-238-4932INTERCHANGEABLE
BATTERY ASSEMBLY
4810-01-305-3160INTERCHANGEABLE
RACK,ACTUATOR
21057
5310-01-481-5763INTERCHANGEABLE
NUT,PLAIN,HEXAGON
4820-01-519-6608INTERCHANGEABLE
VALVE,REGULATING,FLUID PRESSURE
21057-001
1005-01-601-5581INTERCHANGEABLE
BUFFER ASSEMBLY,RECOIL
21057
5325-01-689-4058INTERCHANGEABLE
FASTENER TAPE,HOOK AND PILE

Frequently Asked Questions

What is NSN 5895-01-407-7640?

NSN 5895-01-407-7640 is a Modem Assembly,communications, manufactured by Motorola/codex Corp Sub of Motorola Inc, classified under FSC 5895 (No Item Name Available). Status: active.

What are the part numbers for NSN 5895-01-407-7640?

NSN 5895-01-407-7640 has 1 cross-referenced part number: 21057 (Motorola/codex Corp Sub of Motorola Inc).

What NSN replaces 5895-01-407-7640?

There are 10 known substitutes for 5895-01-407-7640: 3040-00-463-5261, 5905-00-816-4311, 5930-01-089-5163 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21057?

Key specifications for 21057: End Item Identification: AN/TYQ-40(V)3; End Item Identification: AN/TYQ-40(V)3. 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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