PartsTable
Technical Data Sheet
450-44 ✓ 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

FILTER,RADIO FREQUENCY INTERFERE. Key specifications include material: STEEL, face_width: 3.000 INCHES NOMINAL IN, helix_direction: LEFT-HAND, outside_diameter: 3.000 INCHES NOMINAL IN, performance_type: HEAVY DUTY, special_features: 8 TEETH; 45 DEGREE HELIX. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-054-4118, 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
450-44
NSN: 5315-00-054-4118
FSC: 5315
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialSTEEL
face_width3.000 INCHES NOMINAL IN
helix_directionLEFT-HAND
outside_diameter3.000 INCHES NOMINAL IN
performance_typeHEAVY DUTY
special_features8 TEETH; 45 DEGREE HELIX
mounting_hole_diameter1.250 INCHES NOMINAL IN
specification/standard_data80204-B94.19 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN5315-00-054-4118
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 450-44 · 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
FIRST END TAPER LENGTH: 0.010 INCHES NOMINAL IN
PIN OVERALL LENGTH: 0.363 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-763,TYPE A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST END STYLE: CHAMFERED
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
PIN OVERALL DIAMETER: 0.1230 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
MATERIAL: STEEL COMP 303 OVERALL
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END TAPER LENGTH0.010 INCHES NOMINAL IN
PIN OVERALL LENGTH0.363 INCHES MINIMUM AND 0.387 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,TYPE A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
FIRST END STYLECHAMFERED
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.1230 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
MATERIALSTEEL COMP 303 OVERALL
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
D15-631QPC524Interchangeable
interchangeable cross-reference
interchangeable
D15-640RPC524Interchangeable
interchangeable cross-reference
interchangeable
D15-430EPC134Interchangeable
interchangeable cross-reference
interchangeable
800Interchangeable
interchangeable cross-reference
interchangeable
52054Interchangeable
interchangeable cross-reference
interchangeable
45044Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 450-44?
450-44 is a FILTER,RADIO FREQUENCY INTERFERE.
What parts can replace 450-44?
There are 6 known substitutes for 450-44: D15-631QPC524, D15-640RPC524, D15-430EPC134 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 450-44?
450-44 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-054-4118. This indicates validated use in U.S. government and defense supply chains.
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