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PartsTable / COMPONENT / 6487B-G501
6487B-G501 ✓ 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

VALVE,REGULATING,SYSTEM PRESSURE. Key specifications include material: RUBBER SYNTHETIC OVERALL, case_style: SQUARE, seal_width: 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN, display_type: FLUORESCENT TUBE, display_color: WHITE SINGLE INDICATOR ALL RANGES, overall_depth: 369.0 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-414-7975, 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
6487B-G501
NSN: 4820-01-414-7975
FSC: 4820
CAGE: 22501 — HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
case_styleSQUARE
seal_width0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM IN
display_typeFLUORESCENT TUBE
display_colorWHITE SINGLE INDICATOR ALL RANGES
overall_depth369.0 MILLIMETERS NOMINAL MM
overall_width214.0 MILLIMETERS NOMINAL MM
indicator_typeDIGITAL DISPLAY
overall_height90.0 MILLIMETERS NOMINAL MM
accuracy_rating0.3 SINGLE INDICATOR ALL RANGES
special_featuresRANGE FROM 2 NA TO 20 MA; STORES UP TO 3000 READINGS; 0 TO 50 C OPERATING TEMP; 100-240V OR 220-240V; VOLTAGE SWEEPS; ANALOG OUPUT; 0.2 MV RESOLUTION V
style_designatorPORTABLE W/TILT VIEW HANDLE
NSN4820-01-414-7975
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6487B-G501 · 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 5
6487Interchangeable
interchangeable cross-reference
interchangeable
PI1011Interchangeable
interchangeable cross-reference
interchangeable
53X2923Interchangeable
interchangeable cross-reference
interchangeable
8333215Interchangeable
interchangeable cross-reference
interchangeable
2HCP250AInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 6487B-G501?
6487B-G501 is a VALVE,REGULATING,SYSTEM PRESSURE.
What parts can replace 6487B-G501?
There are 5 known substitutes for 6487B-G501: 6487, PI1011, 53X2923 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 6487B-G501?
6487B-G501 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-414-7975. 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