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999R0228 — DEFLECTOR,DIRT AND LIQUID

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

999R0228: DEFLECTOR,DIRT AND LIQUID.

The DEFLECTOR,DIRT AND LIQUID is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, body_style: EXTERNAL FLANGE, corner_shape: SQUARE ALL CORNERS, thread_class: 3B, step_diameter: 1.875 INCHES NOMINAL IN, overall_length: 0.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4320-01-213-7731, 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
999R0228
NSN: 4320-01-213-7731
NIINs: 012137731, 012137744
FSC: 4320 — Power and Hand Pumps
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
materialCOPPER ALLOY
body_styleEXTERNAL FLANGE
corner_shapeSQUARE ALL CORNERS
thread_class3B
step_diameter1.875 INCHES NOMINAL IN
overall_length0.625 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES ALL SURFACES
flange_diameter6.187 INCHES NOMINAL IN
inside_diameter1.375 INCHES NOMINAL IN
outside_diameter2.750 INCHES NOMINAL IN
thread_directionRIGHT-HAND
bolt_hole_quantity4
NSN4320-01-213-7731
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DEFLECTOR,DIRT AND LIQUID TITLE COMPONENT PN 999R0228 MFR DEFLECTOR,DIRT AND LIQ
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES ALL SURFACES
•
FLANGE DIAMETER: 6.187 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY STYLE: EXTERNAL FLANGE
•
BODY OUTSIDE DIAMETER: 5.186 INCHES NOMINAL IN
•
UNTHREADED MOUNTING HOLE DIAMETER: 0.221 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-16261,GRADE 3 MIL SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES ALL SURFACES
FLANGE DIAMETER6.187 INCHES NOMINAL IN
CORNER SHAPESQUARE ALL CORNERS
BODY STYLEEXTERNAL FLANGE
BODY OUTSIDE DIAMETER5.186 INCHES NOMINAL IN
UNTHREADED MOUNTING HOLE DIAMETER0.221 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16261,GRADE 3 MIL SPEC SINGLE MATERIAL RESPONSE
OVERALL LENGTH0.625 INCHES NOMINAL IN
LEFT SIDE FLANGE THICKNESS0.187 INCHES NOMINAL IN
BODY INSIDE DIAMETER4.875 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
999R0228 PIECE 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
654B0182Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 999R0228?
999R0228 is a DEFLECTOR,DIRT AND LIQUID.
What parts can replace 999R0228?
There are 2 known substitutes for 999R0228: 999R0228 PIECE 5, 654B0182. Substitute compatibility should be verified for your specific system.
What is the NSN for 999R0228?
999R0228 is cataloged in the U.S. Government catalog under NSN 4320-01-213-7731. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
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.