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Technical Data Sheet
PartsTable / COMPONENT / 74312
74312 ✓ 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include bolt_type: REVERSE BEVEL, body_style: STRAIGHT SHAPE, EXTERNAL COUPLING, shell_type: SOLID, action_type: SPRING, thread_class: 2A A, overall_length: 0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM 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 4820-01-164-7069, 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
74312
NSN: 4820-01-164-7069
FSC: 4820
CAGE: 78357 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV QUICK COUPLER DIVISION (USA)
SPECIFICATIONS
bolt_typeREVERSE BEVEL
body_styleSTRAIGHT SHAPE, EXTERNAL COUPLING
shell_typeSOLID
action_typeSPRING
thread_class2A A
overall_length0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM IN
shell_materialSTEEL COMP 303
insert_materialPLASTIC TETRAFLUOROETHYLENE ALL MATING ENDS
contact_materialCOPPER ALLOY ALL MATING ENDS SINGLE CONTACT GROUPING
operation_methodKNOB ON OUTSIDE LATCH BOLT
overall_diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
special_features4 POSITIONS,COAXIAL CIRCUITS 1,FREQUENCY RANGE DC-10GHZ MAX RF VOLTAGE 500V, GHz
NSN4820-01-164-7069
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 74312 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
7431Interchangeable
interchangeable cross-reference
interchangeable
1326-000-G678Interchangeable
interchangeable cross-reference
interchangeable
154777-4Interchangeable
interchangeable cross-reference
interchangeable
247AS-C0138-001Interchangeable
interchangeable cross-reference
interchangeable
7431-00PCALLInterchangeable
interchangeable cross-reference
interchangeable
7006C0PC11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 74312?
74312 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 74312?
There are 10 known substitutes for 74312: 7431, 1326-000-G678, 154777-4 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 74312?
74312 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-164-7069. 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