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Technical Data Sheet
PartsTable / COMPONENT / 4B93B1
4B93B1 ✓ 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

BODY AND SLIDE,DIRECTIONAL CONTR. Key specifications include end_type: COMPRESSION RING AND NUT FIRST END, material: ALUMINUM HANDLE, body_style: SLOTTED TYPE, design_type: NONREUSABLE, temp_rating: 180.0 FAHRENHEIT NOMINAL DEGF, storage_type: GENERAL PURPOSE WAREHOUSE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-105-4355, 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
4B93B1
NSN: 4820-00-105-4355
FSC: 4820
CAGE: 98296 — STANDARD MFG CO INC (USA)
SPECIFICATIONS
end_typeCOMPRESSION RING AND NUT FIRST END
materialALUMINUM HANDLE
body_styleSLOTTED TYPE
design_typeNONREUSABLE
temp_rating180.0 FAHRENHEIT NOMINAL DEGF
storage_typeGENERAL PURPOSE WAREHOUSE
thread_class1A SINGLE THREADED PORTION A
body_diameter3.437 INCHES MINIMUM AND 3.750 INCHES MAXIMUM IN
drop_pressureERR-060
flow_directionOUTSIDE IN
overall_height2.250 INCHES NOMINAL IN
overall_length6.500 INCHES NOMINAL IN
NSN4820-00-105-4355
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4B93B1 · 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 18
2818Interchangeable
interchangeable cross-reference
interchangeable
864DPC38Interchangeable
interchangeable cross-reference
interchangeable
311-00Interchangeable
interchangeable cross-reference
interchangeable
A-A-55497Interchangeable
interchangeable cross-reference
interchangeable
AA55497-016Interchangeable
interchangeable cross-reference
interchangeable
203Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4B93B1?
4B93B1 is a BODY AND SLIDE,DIRECTIONAL CONTR.
What parts can replace 4B93B1?
There are 18 known substitutes for 4B93B1: 2818, 864DPC38, 311-00 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4B93B1?
4B93B1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-105-4355. 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