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PartsTable / COMPONENT / B7298-001-128
B7298-001-128 ✓ 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,VARIABLE,NONWIRE WOUND,. Key specifications include material: NICKEL ALLOY, seat_angle: 45.0 DEGREES NOMINAL, thread_class: 2B, overall_height: 1.141 INCHES NOMINAL IN, inside_diameter: 0.526 INCHES NOMINAL IN, outside_diameter: 1.387 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-586-0549, 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
B7298-001-128
NSN: 4820-00-586-0549
FSC: 4820
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialNICKEL ALLOY
seat_angle45.0 DEGREES NOMINAL
thread_class2B
overall_height1.141 INCHES NOMINAL IN
inside_diameter0.526 INCHES NOMINAL IN
outside_diameter1.387 INCHES NOMINAL IN
special_featuresFIN TYPE DISK GUIDE
style_designatorPLUG
nominal_thread_size0.562 INCHES IN
thread_series_designatorUNF
material_document_and_classificationASTM A351, GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE
NSN4820-00-586-0549
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B7298-001-128 · 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
•
OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUG
•
MATERIAL: STEEL UNS J92600
•
NOMINAL THREAD SIZE: 0.562 INCHES IN
•
THREAD SERIES DESIGNATOR: UNF
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A351, GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE
•
SEAT ANGLE: 45.0 DEGREES NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
STYLE DESIGNATORPLUG
MATERIALSTEEL UNS J92600
NOMINAL THREAD SIZE0.562 INCHES IN
OVERALL HEIGHT1.130 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNF
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A351, GRADE CF8 ASSN STD SINGLE MATERIAL RESPONSE
SEAT ANGLE45.0 DEGREES NOMINAL
SPECIAL FEATURESFIN TYPE DISK GUIDE
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
B7298-001-128Interchangeable
interchangeable cross-reference
interchangeable
20031Interchangeable
interchangeable cross-reference
interchangeable
B7298-001-108Interchangeable
Same NIIN cross-reference
interchangeable
B7298.001.128Interchangeable
Same NIIN cross-reference
interchangeable
07298001108Interchangeable
Same NIIN cross-reference
interchangeable
B72988-001-108Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is B7298-001-128?
B7298-001-128 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace B7298-001-128?
There are 7 known substitutes for B7298-001-128: B7298-001-128, 20031, B7298-001-108 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for B7298-001-128?
B7298-001-128 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-586-0549. 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