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Technical Data Sheet
PartsTable / COMPONENT / PP-1891-2
PP-1891-2 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The RELAY ASSEMBLY is a the manufacturer industrial component. Key specifications include relay_type: ARMATURE, overall_width: 2.875 INCHES NOMINAL IN, overall_height: 1.812 INCHES NOMINAL IN, overall_length: 3.125 INCHES NOMINAL IN, mounting_facility: MOUNTING BOARD, controlling_agency: HERMETIC SEAL PRODUCTS CO. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-976-3783, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
PP-1891-2
NSN: 5945-00-976-3783
FSC: 5945
CAGE: 54208 — ELECTRO NATIONAL CORP (USA)
SPECIFICATIONS
relay_typeARMATURE
overall_width2.875 INCHES NOMINAL IN
overall_height1.812 INCHES NOMINAL IN
overall_length3.125 INCHES NOMINAL IN
mounting_facilityMOUNTING BOARD
controlling_agencyHERMETIC SEAL PRODUCTS CO
identifying_numberH7068-4 PART NO. AND H7068-6A PART NO. A
mounting_configurationFOUR NO. 8/0.164 IN./-32 THD MTG STUDS ON 0.875 IN. BY 2.125 IN. CENTERS IN
individual_relay_quantity2
NSN5945-00-976-3783
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RELAY ASSEMBLY TITLE COMPONENT PN PP-1891-2 MFR RELAY ASSEMBLY
KEY FEATURES
•
MOUNTING FACILITY: MOUNTING BOARD
•
MOUNTING CONFIGURATION: FOUR NO. 8/0.164 IN./-32 THD MTG STUDS ON 0.875 IN. BY 2.125 IN. CENTERS IN
•
CONTROLLING AGENCY: HERMETIC SEAL PRODUCTS CO
•
IDENTIFYING NUMBER: H7068-4 PART NO. AND H7068-6A PART NO. A
•
INDIVIDUAL RELAY QUANTITY: 2
•
RELAY TYPE: ARMATURE
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT1.812 INCHES NOMINAL IN
OVERALL WIDTH2.875 INCHES NOMINAL IN
MOUNTING FACILITYMOUNTING BOARD
MOUNTING CONFIGURATIONFOUR NO. 8/0.164 IN./-32 THD MTG STUDS ON 0.875 IN. BY 2.125 IN. CENTERS IN
CONTROLLING AGENCYHERMETIC SEAL PRODUCTS CO
IDENTIFYING NUMBERH7068-4 PART NO. AND H7068-6A PART NO. A
INDIVIDUAL RELAY QUANTITY2
RELAY TYPEARMATURE
OVERALL LENGTH3.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
3771-1625Interchangeable
interchangeable cross-reference
interchangeable
23161Interchangeable
interchangeable cross-reference
interchangeable
E1036-43-1Interchangeable
interchangeable cross-reference
interchangeable
69316Interchangeable
interchangeable cross-reference
interchangeable
05026Interchangeable
interchangeable cross-reference
interchangeable
87166Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PP-1891-2?
PP-1891-2 is a RELAY ASSEMBLY.
What parts can replace PP-1891-2?
There are 12 known substitutes for PP-1891-2: 3771-1625, 23161, E1036-43-1 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PP-1891-2?
PP-1891-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5945-00-976-3783. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026