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PartsTable / COMPONENT / 7850-013 ITEM 48B
7850-013 ITEM 48B ✓ 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, features_provided: INTEGRAL DISK, end_item_identification: EMORY S. LAND CLASS AS, stem_actuating_end_type: THREADED EXTERNALLY, valve_size_for_which_designed: 3.500 INCHES AND 4.000 INCHES IN, valve_type_for_which_designed: GLOBE.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-437-3054, 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
7850-013 ITEM 48B
NSN: 4820-01-437-3054
FSC: 4820
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialCOPPER ALLOY
features_providedINTEGRAL DISK
end_item_identificationEMORY S. LAND CLASS AS
stem_actuating_end_typeTHREADED EXTERNALLY
valve_size_for_which_designed3.500 INCHES AND 4.000 INCHES IN
valve_type_for_which_designedGLOBE
NSN4820-01-437-3054
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7850-013 ITEM 48B · 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
•
VALVE TYPE FOR WHICH DESIGNED: GLOBE
•
FEATURES PROVIDED: INTEGRAL DISK
•
MATERIAL: COPPER ALLOY
•
VALVE SIZE FOR WHICH DESIGNED: 3.500 INCHES AND 4.000 INCHES IN
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
TECHNICAL CHARACTERISTICS (FLIS)
VALVE TYPE FOR WHICH DESIGNEDGLOBE
FEATURES PROVIDEDINTEGRAL DISK
END ITEM IDENTIFICATIONEMORY S. LAND CLASS AS
MATERIALCOPPER ALLOY
VALVE SIZE FOR WHICH DESIGNED3.500 INCHES AND 4.000 INCHES IN
STEM ACTUATING END TYPETHREADED EXTERNALLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
7850-013Interchangeable
interchangeable cross-reference
interchangeable
A12-7945-056-209Interchangeable
interchangeable cross-reference
interchangeable
7850-013 ITEM 50DInterchangeable
interchangeable cross-reference
interchangeable
B18.2.2 TABLE 3 5/8-11UNC-2BInterchangeable
interchangeable cross-reference
interchangeable
88-22790-5Interchangeable
interchangeable cross-reference
interchangeable
ANSI B18.2.2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 7850-013 ITEM 48B?
7850-013 ITEM 48B is a STEM,FLUID VALVE.
What parts can replace 7850-013 ITEM 48B?
There are 23 known substitutes for 7850-013 ITEM 48B: 7850-013, A12-7945-056-209, 7850-013 ITEM 50D and 20 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7850-013 ITEM 48B?
7850-013 ITEM 48B is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-437-3054. 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