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Technical Data Sheet
PartsTable / COMPONENT / 7850-013
7850-013 ✓ 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 AND DISC ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: VALVE,GLOBE PRSSURE SEAL 4.00IN IN, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-156-4876, 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
NSN: 4820-01-156-4876
FSC: 4820
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
end_item_identificationVALVE,GLOBE PRSSURE SEAL 4.00IN IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN4820-01-156-4876
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7850-013 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: MATERIAL FORGED CARBON STEEL
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONMATERIAL FORGED CARBON STEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
7850-013Interchangeable
interchangeable cross-reference
interchangeable
A12-7945-053-178Interchangeable
interchangeable cross-reference
interchangeable
7850-013 ITEM 48BInterchangeable
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?
7850-013 is a STEM AND DISC ASSEMBLY.
What parts can replace 7850-013?
There are 24 known substitutes for 7850-013: 7850-013, A12-7945-053-178, 7850-013 ITEM 48B and 21 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7850-013?
7850-013 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-156-4876. 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