PartsTable
Technical Data Sheet
2581678 ✓ 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 VALVE,BALL is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 FLOW CONTROL DEVICE, bonnet_type: INSIDE SPRING, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, special_features: SWING-OUT TYPE, style_designator: STRAIGHT THRU. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-425-6148, 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
2581678
NSN: 4820-00-425-6148
FSC: 4820
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialSTEEL COMP 316 FLOW CONTROL DEVICE
bonnet_typeINSIDE SPRING
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresSWING-OUT TYPE
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
surface_treatmentPASSIVATE
operating_pressure65.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size1.250 INCHES ALL ENDS IN
maximum_operating_temp120.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
NSN4820-00-425-6148
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 2581678 · 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
SURFACE TREATMENT: PASSIVATE
THREAD QUANTITY PER INCH: 11-1/2 ALL ENDS
MATERIAL: STEEL COMP 316 FLOW CONTROL DEVICE
THREAD SERIES DESIGNATOR: NPT ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATION: FED STD 66 FED STD SINGLE MATERIAL RESPONSE BODY
BONNET ATTACHMENT METHOD: THREADED
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESSWING-OUT TYPE
SURFACE TREATMENTPASSIVATE
THREAD QUANTITY PER INCH11-1/2 ALL ENDS
MATERIALSTEEL COMP 316 FLOW CONTROL DEVICE
THREAD SERIES DESIGNATORNPT ALL ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE BODY
BONNET ATTACHMENT METHODTHREADED
MATERIAL DOCUMENT AND CLASSIFICATIONFED STD 66 FED STD SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
VALVE OPERATION METHODMANUAL
MATERIALSTEEL COMP 316 STEM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
2603929-1Interchangeable
interchangeable cross-reference
interchangeable
50878-1Interchangeable
interchangeable cross-reference
interchangeable
42100000-1Interchangeable
interchangeable cross-reference
interchangeable
2603926Interchangeable
Same NIIN cross-reference
interchangeable
SS-67F20MODInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2581678?
2581678 is a VALVE,BALL.
What parts can replace 2581678?
There are 5 known substitutes for 2581678: 2603929-1, 50878-1, 42100000-1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2581678?
2581678 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-425-6148. This indicates validated use in U.S. government and defense supply chains.
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