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8758871-48VS — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8758871-48VS: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY FLOW CONTROL DEVICE, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN, OPTIONAL END (PIPE) ALL ENDS, special_features: FOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY;FREE FROM MERCURY CONTAMINATION, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-720-7852, 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
8758871-48VS
NSN: 4820-01-720-7852
FSC: 4820 — Valves, Nonpowered
CAGE: 03950 — NAVAL INVENTORY CONTROL POINT MECHANICSBURG (USA)
SPECIFICATIONS
materialCOPPER ALLOY FLOW CONTROL DEVICE
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN, OPTIONAL END (PIPE) ALL ENDS
special_featuresFOR NAVY NUCLEAR PROPULSION PLANT PRODUCTS ONLY;FREE FROM MERCURY CONTAMINATION
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
mounting_positionHORIZONTAL
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size0.500 INCHES ALL ENDS IN
maximum_operating_temp300.0 FAHRENHEIT SINGLE RESPONSE DEGF
NSN4820-01-720-7852
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8758871-48VS · 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
SUBSTITUTES & CROSS-REFERENCES 6
8758871-48Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
8758871 / FIND 48Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
8758871Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
B-8C4-1/3VSSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B-8C4-1/3Reference document
Same NSN cross-reference
Reference document — Secondary reference
8758871 / FIND 48VSSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8758871-48VS?
8758871-48VS is a VALVE,CHECK.
What parts can replace 8758871-48VS?
There are 6 known substitutes for 8758871-48VS: 8758871-48, 8758871 / FIND 48, 8758871 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8758871-48VS?
8758871-48VS is cataloged in the U.S. Government catalog under NSN 4820-01-720-7852. This indicates validated use in U.S. government and defense supply chains.
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