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Technical Data Sheet
PartsTable / COMPONENT / 55-22018
55-22018 ✓ 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 DEFLECTOR,DIRT AND LIQUID is a the manufacturer industrial component. Key specifications include body_width: 1.250 INCHES MAXIMUM IN, body_height: 0.480 INCHES MAXIMUM IN, body_length: 1.875 INCHES MAXIMUM IN, inclosure_type: ENCASED, overall_height: 0.750 INCHES MAXIMUM IN, special_features: PWB 1,RES 13,CAP 25,IC 17,OSC 1,XSTL 1,CONN 3,HEADER 1,JUMPER 4. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-121-6383, 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
55-22018
NSN: 4820-01-121-6383
FSC: 4820
CAGE: 52081 — EURAMCO SAFETY INC (USA)
SPECIFICATIONS
body_width1.250 INCHES MAXIMUM IN
body_height0.480 INCHES MAXIMUM IN
body_length1.875 INCHES MAXIMUM IN
inclosure_typeENCASED
overall_height0.750 INCHES MAXIMUM IN
special_featuresPWB 1,RES 13,CAP 25,IC 17,OSC 1,XSTL 1,CONN 3,HEADER 1,JUMPER 4
style_designatorRECTANGULAR TERMINAL/TERMINALS ON ONE SURFACE
features_providedELECTROSTATIC SENSITIVE
operating_temp_range-29.0 TO 85.0 CELSIUS DEGC
body_surface_treatmentTIN
unpackaged_unit_weight2.000 OUNCES NOMINAL OZ
end_item_identificationB-52 MIDATS
NSN4820-01-121-6383
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 55-22018 · 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 10
FSK1954Interchangeable
interchangeable cross-reference
interchangeable
55-22155 PART 7Interchangeable
interchangeable cross-reference
interchangeable
55-22126 PART 7Interchangeable
interchangeable cross-reference
interchangeable
55-22018Interchangeable
interchangeable cross-reference
interchangeable
55-22018-20Interchangeable
interchangeable cross-reference
interchangeable
RY-146043A ITEM 6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55-22018?
55-22018 is a DEFLECTOR,DIRT AND LIQUID.
What parts can replace 55-22018?
There are 10 known substitutes for 55-22018: FSK1954, 55-22155 PART 7, 55-22126 PART 7 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55-22018?
55-22018 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-121-6383. 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