PSC 6645 – Time Measuring Instruments

What PSC 6645 (Time Measuring Instruments) covers, and 23 active federal contract opportunities classified under it.

Part of PSC 66 – Instruments and Laboratory Equipment

Recent Opportunities

• Clock, Panel_End_Item_Multi_NSN_6645000763050RK_PN_ABU11A
  Agency: DEPT OF DEFENSE Posted: Aug 5, 2026 Due: Aug 10, 2026 NAICS: 336413 Set-Aside: NONE
• NIST NB688000-26-02193 EIMAC Vacuum Tubes
  Agency: COMMERCE, DEPARTMENT OF Posted: Aug 3, 2026 Due: Aug 6, 2026 NAICS: 334419 Location: Colorado
• Fenix 8 Watches and HRM 600s
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Aug 3, 2026 Due: Aug 5, 2026 NAICS: 423940 Set-Aside: SBA Location: Virginia
• 66--GENERATOR TIME CODE
  Agency: DEPT OF DEFENSE Posted: Jul 31, 2026 Due: Sep 14, 2026
• Masterclock Grandmaster GMR1000 Timing Units
  Agency: DEPT OF DEFENSE Posted: Jul 29, 2026 Due: Aug 10, 2026 NAICS: 334519 Set-Aside: SBA
• NIST NB688000-26-02193 EIMAC Vacuum Tubes
  Agency: COMMERCE, DEPARTMENT OF Posted: Jul 22, 2026 Due: Jul 29, 2026 NAICS: 334419 Location: CO
• FOSSIL WATCHES
  Agency: DEPT OF DEFENSE Posted: Jul 21, 2026 Due: Jul 23, 2026 NAICS: 334519 Set-Aside: SDVOSBS Location: WA
• Fenix 8 Watches and HRM 600s
  Agency: HOMELAND SECURITY, DEPARTMENT OF Posted: Jul 21, 2026 Due: Aug 5, 2026 NAICS: 423940 Set-Aside: SBA Location: VA
• GENERATOR TIME CODE
  Agency: DEPT OF DEFENSE Posted: Jul 20, 2026 Due: Aug 5, 2026 NAICS: 334519 Set-Aside: NONE
• Global Navigation Satellite System (GNSS) Receiver
  Agency: INTERIOR, DEPARTMENT OF THE Posted: Jul 16, 2026 Due: Aug 17, 2026 NAICS: 334511
• GPS Clock
  Agency: INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO Posted: Jul 15, 2026 Due: Aug 6, 2026 NAICS: 334511 Set-Aside: SBA Location: TX
• MASTER GENERATION U
  Agency: DEPT OF DEFENSE Posted: Jul 15, 2026 Due: Aug 4, 2026 NAICS: 334519
• GPS Clock
  Agency: INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO Posted: Jul 10, 2026 Due: Aug 6, 2026 NAICS: 334511 Set-Aside: SBA Location: TX
• GPS Clock
  Agency: INTERNATIONAL BOUNDARY AND WATER COMMISSION: US-MEXICO Posted: Jul 9, 2026 Due: Aug 6, 2026 NAICS: 334511 Set-Aside: SBA Location: TX
• CLOCK PANEL, NSN: 6645-01-520-3319RK, ALT NSN: 6645-01-398-9100RK, PN: DNM-100-150, ALT PN: DNM-100-150-06
  Agency: DEPT OF DEFENSE Posted: May 5, 2026 Due: Jun 5, 2026 NAICS: 336413 Location: PA
• CASE,MAKE-BREAK CIR
  Agency: DEPT OF DEFENSE Posted: Apr 9, 2026 NAICS: 334519 Set-Aside: NONE
• CASE,MAKE-BREAK CIR
  Agency: DEPT OF DEFENSE Posted: Apr 9, 2026 NAICS: 334519 Set-Aside: NONE
• CASE,MAKE-BREAK CIR
  Agency: DEPT OF DEFENSE Posted: Apr 9, 2026 NAICS: 334519 Set-Aside: NONE
• CLOCK PANEL, NSN: 6645-01-520-3319RK, ALT NSN: 6645-01-398-9100RK, PN: DNM-100-150, ALT PN: DNM-100-150-06
  Agency: DEPT OF DEFENSE Posted: Apr 3, 2026 Due: May 4, 2026 NAICS: 336413 Location: PA
• CASE,MAKE-BREAK CIR
  Agency: DEPT OF DEFENSE Posted: Mar 5, 2026 Due: Apr 7, 2026 NAICS: 334519 Set-Aside: NONE
• CASE,MAKE-BREAK CIR
  Agency: DEPT OF DEFENSE Posted: Jan 8, 2026 Due: Jan 14, 2026 NAICS: 334519 Set-Aside: NONE
• CLOCK, PANEL
  Agency: DEPT OF DEFENSE Posted: Sep 8, 2025 Due: Oct 8, 2025 NAICS: 336413
• FD2030-24-02076
  Agency: DEPT OF DEFENSE Posted: Jul 24, 2025 Due: Jul 24, 2026 NAICS: 334519

Data sourced from SAM.gov. Updated daily. Last updated: August 8, 2026.