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    1. Home
    2. /Gov Explore
    3. /NAICS Codes
    4. /33421

    NAICS Demand Lane

    Telephone Apparatus Manufacturing, Contract Opportunities

    607 total opportunities (607 active) tied to NAICS 33421 across federal, state, local, and forecast sources.
    NAICS 33421Federal + SLED607 total
    View NAICS definition →
    Total Opportunities
    607
    Across all indexed sources
    Active Estimate
    607
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 33421.

    DEPARTMENT OF THE INTERIOR

    PHONE SERVER REPLACEMENT AT SEBA DALKAI BOARDING S

    Active

    AI Summary

    The Bureau of Indian Affairs is soliciting a replacement phone server for Seba Dalkai Boarding School. The opportunity is set aside for Indian small businesses (ISBEE), and responses are due November 18, 2026. The notice does not provide further details on the required system, installation scope, or acquisition procedu…

    NM

    Posted Nov 10, 2026Due Nov 18, 2026SolicitationNAICS 334210Indian Small Business Economic Enterprise (ISBEE) Set-Aside (specific to Department of Interior and Indian Health Services)Sol: 140A2327Q0317
    View details→

    DEPARTMENT OF TRANSPORTATION

    VOICE SWITCH HEADSET AND HANDSET SYSTEM

    Active

    AI Summary

    The FAA is seeking capability statements from vendors for a competitive prototype of a Voice Switch Headset and Handset System under an Other Transaction Authority agreement. This is a market survey, not a request for proposals or offers. Responses are limited to eight pages and must be emailed to the listed contact. S…

    OK

    Posted Nov 6, 2026Due Nov 20, 2026Sources SoughtNAICS 334210Sol: 6973GH-27-S-HEADSET
    View details→

    DEPT OF DEFENSE

    66--COUPLER,DIGITAL DATA

    Active

    AI Summary

    DLA is requesting electronic quotes for 19 digital data couplers, NSN 6625-01-588-3671, for delivery to DLA Distribution within 90 days after award. The approved source is identified as 06090, part number D-500-0255-571-1. Specifications and drawings are unavailable, and hard-copy solicitations will not be provided.

    OH

    Posted Nov 5, 2026Due Nov 16, 2026Combined Synopsis/SolicitationNAICS 334210Historically Underutilized Business (HUBZone) Set-Aside (FAR 19.13)Sol: SPE7M127T2062
    View details→

    DEPT OF DEFENSE

    WSMR TEL SWITCH SUPPORT

    Archived

    AI Summary

    White Sands Missile Range is seeking market information on one year of 24/7 remote technical support and three annual on-site visits for its Nortel/Ribbon CS1000M and CS2100 telephone switches. Work includes restoring files and resolving faults associated with the STORM server, troubleshooting, diagnostics, testing, an…

    TX

    Posted Nov 4, 2026Due Nov 9, 2026Sources SoughtNAICS 334210Sol: 058669
    View details→

    NATIONAL AERONAUTICS AND SPACE ADMINISTRATION

    ALTADT 6U CPCI INTERFACE

    Archived

    AI Summary

    NASA is seeking capability statements from companies that can provide an ALTADT 6U CompactPCI (cPCI) interface. Quotes will not be reviewed or accepted. Refer to the attached documents for product details and requirements.

    MS

    Posted Nov 4, 2026Due Nov 9, 2026Special NoticeNAICS 334210Sol: 80NSSC27948487Q
    View details→

    DEPT OF DEFENSE

    58--TELEPHONE SET

    Active

    AI Summary

    The Defense Logistics Agency is soliciting electronic quotes for NSN 5805-00-521-1320 telephone sets. The procurement includes 150 units due 220 days after award and one additional unit due 30 days after award, with delivery to DLA Distribution. All responsible sources may submit a timely quote.

    PA

    Posted Nov 3, 2026Due Nov 16, 2026Combined Synopsis/SolicitationNAICS 334210Sol: SPE8EN27T0324
    View details→

    DEPT OF DEFENSE

    TELEPHONE TERMINAL

    Active

    AI Summary

    The Navy is soliciting repair of telephone terminals, part number K10053084-501. Vendors must provide a teardown and evaluation within 90 days of receiving the equipment, then quote a firm-fixed price for the repair. The requested repair turnaround time is 81.212 days. Quotes should identify the OEM when applicable, pr…

    PA

    Posted Oct 28, 2026Due Nov 30, 2026SolicitationNAICS 334210Sol: N0010426QNF20
    View details→

    DEPT OF DEFENSE

    58--TELEPHONE SET

    Archived

    AI Summary

    DLA is soliciting quotes for 24 telephone sets, NSN 5805-00-093-1418, for delivery to DLA Distribution San Diego. Approved sources are MILT1943 and 65019-000-1. Quotes must be submitted electronically; the notice provides no hard-copy solicitation or specifications, plans, or drawings.

    PA

    Posted Oct 28, 2026Due Nov 9, 2026Combined Synopsis/SolicitationNAICS 334210Total Small Business Set-Aside (FAR 19.5)Sol: SPE8EN27T0221
    View details→

    DEPT OF DEFENSE

    MIC INTRFC MODULE

    Archived

    AI Summary

    The Navy is soliciting a fixed-price repair of a telephone terminal, reference number 65032-450. The requested repair turnaround time is 105 days, with government source inspection and Navy-arranged freight under the Commercial Asset Visibility Statement of Work. Quotes should state price and turnaround time; an option…

    PA

    Posted Oct 28, 2026Due Oct 29, 2026SolicitationNAICS 334210Sol: N0010426QQC59
    View details→

    DEPT OF DEFENSE

    58--TELEPHONE, IN REPAIR/MODIFICATION OF

    Active

    AI Summary

    The Department of the Navy seeks a qualified authorized repair source for the repair of telephone equipment. This is a solicitation for a firm-fixed-price repair contract with a required 45-day turnaround time. The contract includes an option for increased quantity up to 100% and mandates compliance with IUID and MIL-S…

    PA

    Posted Oct 26, 2026Due Nov 23, 2026SolicitationNAICS 334210Sol: N0010427QUA12
    View details→

    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    535
    sled
    68
    forecast
    4

    Related NAICS Codes

    • 33, Manufacturing→
    • 331, Primary Metal Manufacturing→
    • 3311, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 33111, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 331110, Iron and Steel Mills and Ferroalloy Manufacturing→
    • 3312, Steel Product Manufacturing from Purchased Steel→
    • 33121, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel→
    • 331210, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel→
    • 33122, Rolling and Drawing of Purchased Steel→
    • 331221, Rolled Steel Shape Manufacturing→

    Explore

    • 33421 Definition→
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    About NAICS 33421

    This industry comprises establishments primarily engaged in manufacturing telephone apparatus, including wired and wireless telephones and related equipment. It includes the production of telephone sets, cellular phones, and other communication devices.

    Read the full NAICS definition →