PartsTable
Technical Data Sheet
X1442 ✓ 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 O-RING is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, thickness: 0.031 INCHES NOMINAL IN, hole_diameter: 0.266 INCHES NOMINAL IN, overall_diameter: 0.375 INCHES NOMINAL IN, cross-sectional_height: 0.103 INCHES NOMINAL IN, peripheral_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-193-9716, 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
X1442
NSN: 5310-00-193-9716
FSC: 5310
CAGE: 63728 — SEALCRAFT CORPORATION (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
thickness0.031 INCHES NOMINAL IN
hole_diameter0.266 INCHES NOMINAL IN
overall_diameter0.375 INCHES NOMINAL IN
cross-sectional_height0.103 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-193-9716
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: X1442 · 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
CENTER HOLE SHAPE STYLE: ROUND
OVERALL DIAMETER: 0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THICKNESS: 0.031 INCHES NOMINAL IN
HOLE DIAMETER: 0.266 INCHES NOMINAL IN
MATERIAL: COPPER ALLOY OVERALL
PERIPHERAL SHAPE STYLE: ROUND
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.375 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-576 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
THICKNESS0.031 INCHES NOMINAL IN
HOLE DIAMETER0.266 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
19035Interchangeable
interchangeable cross-reference
interchangeable
6107Interchangeable
interchangeable cross-reference
interchangeable
1M015LS52003Interchangeable
interchangeable cross-reference
interchangeable
X637-50-10PCT-250VACInterchangeable
interchangeable cross-reference
interchangeable
2XBX104-115V50-60CYCInterchangeable
interchangeable cross-reference
interchangeable
746-539ALT5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X1442?
X1442 is a O-RING.
What parts can replace X1442?
There are 16 known substitutes for X1442: 19035, 6107, 1M015LS52003 and 13 more. Substitute compatibility should be verified for your specific system.
Is X1442 still available?
X1442 is currently cancelled.
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