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PartsTable / COMPONENT / 70051-1 ITEM 28
70051-1 ITEM 28 ✓ 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 GUIDE,VALVE STEM is a the manufacturer industrial component. Key specifications include body_style: PLAIN, SOLID, teeth_type: SINGLE HELIX, tooth_form: STANDARD, pitch_diameter: 1.6993 INCHES MINIMUM AND 1.7033 INCHES MAXIMUM IN, pressure_angle: 20.0000 DEGREES, tooth_direction: RIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-197-1930, 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
70051-1 ITEM 28
NSN: 4820-01-197-1930
FSC: 4820
CAGE: 99643 — EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
body_stylePLAIN, SOLID
teeth_typeSINGLE HELIX
tooth_formSTANDARD
pitch_diameter1.6993 INCHES MINIMUM AND 1.7033 INCHES MAXIMUM IN
pressure_angle20.0000 DEGREES
teeth_quantity4
tooth_directionRIGHT
style_designatorHUBLESS
face_nominal_width0.719 INCHES IN
nominal_outside_diameter1.7865 INCHES IN
NSN4820-01-197-1930
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 70051-1 ITEM 28 · 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 8
35852Interchangeable
interchangeable cross-reference
interchangeable
561651Interchangeable
interchangeable cross-reference
interchangeable
T9-769PInterchangeable
interchangeable cross-reference
interchangeable
25-242Interchangeable
interchangeable cross-reference
interchangeable
58387-0000-0402Interchangeable
interchangeable cross-reference
interchangeable
342C207H02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 70051-1 ITEM 28?
70051-1 ITEM 28 is a GUIDE,VALVE STEM.
What parts can replace 70051-1 ITEM 28?
There are 8 known substitutes for 70051-1 ITEM 28: 35852, 561651, T9-769P and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 70051-1 ITEM 28?
70051-1 ITEM 28 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-197-1930. 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