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Technical Data Sheet
PartsTable / COMPONENT / 312310058
312310058 ✓ 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 WEDGE,LOCK,ADJUSTING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.523 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 3.000 INCHES NOMINAL IN, style_designator: THREADED FLANGED, nominal_thread_size: 2.750 INCHES SINGLE THREADED PORTION 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 4820-01-212-9935, 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
312310058
NSN: 4820-01-212-9935
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
thread_class2A SINGLE THREADED PORTION A
thread_length0.523 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter3.000 INCHES NOMINAL IN
style_designatorTHREADED FLANGED
nominal_thread_size2.750 INCHES SINGLE THREADED PORTION IN
under_flange_height0.555 INCHES NOMINAL IN
body_inside_diameter2.427 INCHES NOMINAL IN
seating_surface_shapeFLAT
thread_quantity_per_inch14 SINGLE THREADED PORTION
thread_series_designatorUNS SINGLE THREADED PORTION
flange_seat_to_disk_end_height0.270 INCHES NOMINAL IN
NSN4820-01-212-9935
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 312310058 · 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
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
STYLE DESIGNATOR: THREADED FLANGED
•
THREAD SERIES DESIGNATOR: UNS SINGLE THREADED PORTION
•
BODY INSIDE DIAMETER: 2.427 INCHES NOMINAL IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
•
UNDER FLANGE HEIGHT: 0.555 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 14 SINGLE THREADED PORTION
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL CORROSION RESISTING OVERALL
STYLE DESIGNATORTHREADED FLANGED
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
BODY INSIDE DIAMETER2.427 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
UNDER FLANGE HEIGHT0.555 INCHES NOMINAL IN
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
SEATING SURFACE SHAPEFLAT
NOMINAL THREAD SIZE2.750 INCHES SINGLE THREADED PORTION IN
FLANGE SEAT TO DISK END HEIGHT0.270 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
31231Interchangeable
interchangeable cross-reference
interchangeable
7HA6654Interchangeable
interchangeable cross-reference
interchangeable
T8399Interchangeable
interchangeable cross-reference
interchangeable
SPEEDBONDER 312Interchangeable
interchangeable cross-reference
interchangeable
1052369Interchangeable
interchangeable cross-reference
interchangeable
2795574Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 312310058?
312310058 is a WEDGE,LOCK,ADJUSTING.
What parts can replace 312310058?
There are 10 known substitutes for 312310058: 31231, 7HA6654, T8399 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 312310058?
312310058 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-212-9935. 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