PartsTable
Technical Data Sheet
WW1-58 ✓ 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

RESISTOR NETWORK,FIXED,WIRE WOUN. Key specifications include material: IRON CAST UNS F12102 BODY, stem_type: NONRISING, valve_size: 4.000 INCHES IN, bonnet_type: INSIDE SCREW, pressure_class: ERR-060, connection_type: FLANGE, ROUND W/HOLES. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-268-8773, 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
WW1-58
NSN: 4820-00-268-8773
FSC: 4820
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialIRON CAST UNS F12102 BODY
stem_typeNONRISING
valve_size4.000 INCHES IN
bonnet_typeINSIDE SCREW
pressure_classERR-060
connection_typeFLANGE, ROUND W/HOLES
flange_diameter9.000 INCHES IN
features_providedBONNET PACKING
bolt_hole_quantity8
flange_face_designPLAIN
face_to_face_distance9.000 INCHES IN
valve_operation_methodMANUAL
NSN4820-00-268-8773
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: WW1-58 · 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
BONNET TYPE: INSIDE SCREW
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 450.0 FAHRENHEIT STEAM AND 450.0 FAHRENHEIT WATER-OIL-GAS DEGF
MATERIAL: IRON CAST UNS F12102 BODY
PRESSURE CLASS: ERR-060
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A126 CLASS B ASSN STD SINGLE MATERIAL RESPONSE BODY
FLANGE FACE DESIGN: PLAIN
FACE TO FACE DISTANCE: 9.000 INCHES IN
TECHNICAL CHARACTERISTICS (FLIS)
BONNET TYPEINSIDE SCREW
INLET RELATIONSHIP WITH OUTLETIDENTICAL
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED450.0 FAHRENHEIT STEAM AND 450.0 FAHRENHEIT WATER-OIL-GAS DEGF
MATERIALIRON CAST UNS F12102 BODY
PRESSURE CLASSERR-060
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A126 CLASS B ASSN STD SINGLE MATERIAL RESPONSE BODY
FLANGE FACE DESIGNPLAIN
FACE TO FACE DISTANCE9.000 INCHES IN
OPERATING PRESSURE AND TYPE125.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
STEM TYPENONRISING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
B18-2-2Interchangeable
interchangeable cross-reference
interchangeable
1-4-28Interchangeable
interchangeable cross-reference
interchangeable
MSS SP-70Interchangeable
interchangeable cross-reference
interchangeable
0611FLG3Interchangeable
interchangeable cross-reference
interchangeable
WWV58Interchangeable
interchangeable cross-reference
interchangeable
DWG5120-00-144-2089Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is WW1-58?
WW1-58 is a RESISTOR NETWORK,FIXED,WIRE WOUN.
What parts can replace WW1-58?
There are 28 known substitutes for WW1-58: B18-2-2, 1-4-28, MSS SP-70 and 25 more. Substitute compatibility should be verified for your specific system.
Is WW1-58 still available?
WW1-58 is currently cancelled.
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