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PartsTable / COMPONENT / 1176-89 ITEM 3
1176-89 ITEM 3 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

CAPACITOR,FIXED,PLASTIC DIELECTR. Key specifications include material: COPPER ALLOY BODY, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, flow_control_device: DISK, valve_operation_method: AUTOMATIC, nominal_outside_diameter: 0.750 INCHES ALL ENDS IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-353-7380, 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
1176-89 ITEM 3
NSN: 4820-01-353-7380
FSC: 4820
CAGE: 30793 — INSINGER MACHINE CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
nominal_outside_diameter0.750 INCHES ALL ENDS IN
NSN4820-01-353-7380
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1176-89 ITEM 3 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
MATERIAL: COPPER ALLOY BODY
•
VALVE OPERATION METHOD: AUTOMATIC
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) ALL ENDS
•
NOMINAL OUTSIDE DIAMETER: 0.750 INCHES ALL ENDS IN
•
FLOW CONTROL DEVICE: DISK
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MATERIALCOPPER ALLOY BODY
VALVE OPERATION METHODAUTOMATIC
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
NOMINAL OUTSIDE DIAMETER0.750 INCHES ALL ENDS IN
FLOW CONTROL DEVICEDISK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
4L490Interchangeable
interchangeable cross-reference
interchangeable
5908A1Interchangeable
interchangeable cross-reference
interchangeable
D2-505Interchangeable
interchangeable cross-reference
interchangeable
106468Interchangeable
interchangeable cross-reference
interchangeable
106997Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1176-89 ITEM 3?
1176-89 ITEM 3 is a CAPACITOR,FIXED,PLASTIC DIELECTR.
What parts can replace 1176-89 ITEM 3?
There are 5 known substitutes for 1176-89 ITEM 3: 4L490, 5908A1, D2-505 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1176-89 ITEM 3?
1176-89 ITEM 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-353-7380. 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