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Technical Data Sheet
PartsTable / COMPONENT / 3169990
3169990 ✓ 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

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING BODY, thread_class: 3B SECOND END, connection_type: THREADED INTERNAL BOSS SECOND END, connection_style: GASKET SEAL(BOSS) ALL ENDS, style_designator: ANGLE, thread_direction: RIGHT-HAND FIRST END. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-896-4667, 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
3169990
NSN: 4820-00-896-4667
FSC: 4820
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING BODY
thread_class3B SECOND END
connection_typeTHREADED INTERNAL BOSS SECOND END
connection_styleGASKET SEAL(BOSS) ALL ENDS
style_designatorANGLE
thread_directionRIGHT-HAND FIRST END
features_providedPRESSURE TIGHT OUTLET SIDE
surface_treatmentPASSIVATE LOCATION NOT OTHERWISE SPECIFIED
operating_pressure10.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
disk_loading_methodSPRING
flow_control_devicePISTON
nominal_thread_size0.438 INCHES SECOND END IN
NSN4820-00-896-4667
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3169990 · 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
•
NOMINAL THREAD SIZE: 0.438 INCHES SECOND END IN
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES SECOND END IN
•
SURFACE TREATMENT: PASSIVATE LOCATION NOT OTHERWISE SPECIFIED
•
OPENING PRESSURE SETTING: 10.0 POUNDS PER SQUARE INCH LBS
•
OPERATING PRESSURE: 10.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
STYLE DESIGNATOR: ANGLE
•
ADJUSTABLE PRESSURE RANGE: +10.0 TO 80.0 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD SIZE0.438 INCHES SECOND END IN
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.250 INCHES SECOND END IN
SURFACE TREATMENTPASSIVATE LOCATION NOT OTHERWISE SPECIFIED
OPENING PRESSURE SETTING10.0 POUNDS PER SQUARE INCH LBS
OPERATING PRESSURE10.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS
MATERIALSTEEL CORROSION RESISTING BODY
STYLE DESIGNATORANGLE
ADJUSTABLE PRESSURE RANGE+10.0 TO 80.0 POUNDS PER SQUARE INCH LBS
MEDIA FOR WHICH DESIGNEDFUEL/OIL, HYDROCARBON SINGLE RESPONSE
THREAD SERIES DESIGNATORUNF SECOND END
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
28031Interchangeable
interchangeable cross-reference
interchangeable
S214Interchangeable
interchangeable cross-reference
interchangeable
1176Interchangeable
interchangeable cross-reference
interchangeable
MIL-D-23859Interchangeable
interchangeable cross-reference
interchangeable
2681144-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 3169990?
3169990 is a VALVE,SAFETY RELIEF.
What parts can replace 3169990?
There are 14 known substitutes for 3169990: AMS-QQ-A-200/3, 28031, S214 and 11 more. Substitute compatibility should be verified for your specific system.
Is 3169990 still available?
3169990 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026