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Technical Data Sheet
PartsTable / COMPONENT / 298-00-204-1-4I
298-00-204-1-4I ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The STRAINER,SEDIMENT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY FILTERING MEDIUM, body_width: 12.375 INCHES NOMINAL IN, body_height: 17.125 INCHES NOMINAL IN, body_length: 19.500 INCHES NOMINAL IN, style_designator: TWIN STRAINER W/BOLTED COVER, operating_pressure: 220.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-619-7976, 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
298-00-204-1-4I
NSN: 5315-00-619-7976
FSC: 5315
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialNICKEL ALLOY FILTERING MEDIUM
body_width12.375 INCHES NOMINAL IN
body_height17.125 INCHES NOMINAL IN
body_length19.500 INCHES NOMINAL IN
style_designatorTWIN STRAINER W/BOLTED COVER
operating_pressure220.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
first_intake_connection_typePLAIN FACE FLANGE SIDE NEAR TOP
first_intake_flange_thickness0.938 INCHES NOMINAL IN
first_intake_flange_face_stylePLAIN
first_intake_flange_shape_styleROUND W/UNTHREADED BOLT HOLES
first_intake_flange_outside_diameter6.125 INCHES NOMINAL IN
material_document_and_classificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
NSN5315-00-619-7976
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 298-00-204-1-4I · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: STANDARD
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
DIAMETER: 0.047 INCHES NOMINAL IN
•
POINT TYPE: EXTENDED PRONG SQUARE CUT
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
UNDERLOOP LENGTH: 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 302 OR STEEL COMP 304 OVERALL
•
NONDEFINITIVE SPEC/STD DATA: C TYPE
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTANDARD
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
DIAMETER0.047 INCHES NOMINAL IN
POINT TYPEEXTENDED PRONG SQUARE CUT
SURFACE TREATMENTPASSIVATE OVERALL
UNDERLOOP LENGTH0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OVERALL
NONDEFINITIVE SPEC/STD DATAC TYPE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING65.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 78.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
803-5001003-X8XX-14Interchangeable
interchangeable cross-reference
interchangeable
803-5001003-XXXX-61Interchangeable
interchangeable cross-reference
interchangeable
803-5001003-X3XX-14Interchangeable
interchangeable cross-reference
interchangeable
298-00-204-1-4IInterchangeable
interchangeable cross-reference
interchangeable
D-3187Interchangeable
interchangeable cross-reference
interchangeable
D-31877 2.50IN 250FLGInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 298-00-204-1-4I?
298-00-204-1-4I is a STRAINER,SEDIMENT.
What parts can replace 298-00-204-1-4I?
There are 14 known substitutes for 298-00-204-1-4I: 803-5001003-X8XX-14, 803-5001003-XXXX-61, 803-5001003-X3XX-14 and 11 more. Substitute compatibility should be verified for your specific system.
Is 298-00-204-1-4I still available?
298-00-204-1-4I is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026