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WWV51 — INNER TUBE,PNEUMATIC TIRE,VEHICU

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

WWV51: INNER TUBE,PNEUMATIC TIRE,VEHICU.

INNER TUBE,PNEUMATIC TIRE,VEHICU. Key specifications include material: COPPER ALLOY STEM, valve_size: 2.500 INCHES IN, bonnet_type: INSIDE SCREW, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-138-8029, 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
WWV51
NSN: 4820-00-138-8029
NIINs: 001388029, 001836773, 001888261, 002000745, 002033656, 002033669, 002033670, 002033715, 002033980, 002270160, 002270161, 002270162, 002270163, 002270164, 002270165, 002270166, 002270167, 002270168, 002270169, 002369103, 002373376, 002562187, 002627017, 002627020, 002688777, 002688778, 002688779, 002688780, 002738518, 002739896, 002739897, 002747389, 002747391, 002747392, 002747394, 002872494, 002872495, 002872768, 002872777, 002872801, 002873097, 002873098, 002873114, 002874222, 002874234, 002874334, 002874376, 002875164, 002875999, 002876003, 002886677, 002887066, 002887143, 002887533, 002892143, 002937687, 003077461, 003077463, 004281395, 004462744, 004463508, 004971695, 005166314, 005413557, 005857020, 005951902, 005951907, 006893207, 008098914, 008104252, 008432893, 008514112, 008754556, 009497519, 010730225, 010730228, 010730229, 010730230, 010981620, 011055693, 014454023
FSC: 4820 — Valves, Nonpowered
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY STEM
valve_size2.500 INCHES IN
bonnet_typeINSIDE SCREW
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
special_featuresVALVE SIZE 1.000 IN. IN
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
features_providedBONNET PACKING
mounting_positionHORIZONTAL OR VERTICAL
nominal_thickness0.562 INCHES ALL ENDS IN
NSN4820-00-138-8029
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: WWV51 · 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
•
FLOW CONTROL DEVICE: DISK
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 5.500 INCHES ALL ENDS IN
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
•
BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES ALL ENDS IN
•
OPERATING PRESSURE: 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER5.500 INCHES ALL ENDS IN
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D4/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY
BOLT HOLE NOMINAL DIAMETER0.750 INCHES ALL ENDS IN
OPERATING PRESSURE225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE2.500 INCHES IN
FEATURES PROVIDEDBONNET PACKING
SUBSTITUTES & CROSS-REFERENCES 2
MSS SP-80 TYP3-CL150-SZ-2.500INReference document
Same NSN cross-reference
Reference document — Secondary reference
MSS SP-80Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is WWV51?
WWV51 is a INNER TUBE,PNEUMATIC TIRE,VEHICU.
What parts can replace WWV51?
There are 2 known substitutes for WWV51: MSS SP-80 TYP3-CL150-SZ-2.500IN, MSS SP-80. Substitute compatibility should be verified for your specific system.
What is the NSN for WWV51?
WWV51 is cataloged in the U.S. Government catalog under NSN 4820-00-138-8029. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.