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PartsTable / COMPONENT / 40301-01
40301-01 ✓ 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

INSTALLATION KIT,VEHICULAR EQUIP. Key specifications include material: COPPER ALLOY OVERALL, body_style: SPOKED, bore_style: PLAIN BOTH ENDS, pitch_diameter: 4.0000 INCHES NOMINAL IN, pressure_angle: 14.5000 DEGREES, teeth_quantity: 192. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-531-2883, 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
40301-01
NSN: 5310-00-531-2883
FSC: 5310
CAGE: 82577 — RAYTHEON COMPANY DBA RAYTHEON (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
body_styleSPOKED
bore_stylePLAIN BOTH ENDS
pitch_diameter4.0000 INCHES NOMINAL IN
pressure_angle14.5000 DEGREES
teeth_quantity192
special_featuresTWO PIECE ITEM USED ON 8.000 INCH DIAMETER PRESSURE VESSEL IN
style_designatorPROTRUDING HUB
attachment_methodMOUNTING HOLE
face_nominal_width0.120 INCHES IN
hub_nominal_diameter0.630 INCHES FIRST END IN
hub_style_designatorPLAIN FIRST END
NSN5310-00-531-2883
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 40301-01 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 3199 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
OVERALL DIAMETER: 3.000 INCHES NOMINAL IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
HOLE DIAMETER: 2.250 INCHES NOMINAL IN
•
THICKNESS: 0.060 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 3199 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER SYNTHETIC OVERALL
OVERALL DIAMETER3.000 INCHES NOMINAL IN
PERIPHERAL SHAPE STYLEROUND
HOLE DIAMETER2.250 INCHES NOMINAL IN
THICKNESS0.060 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
CENTER HOLE SHAPE STYLEROUND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
40301-01Interchangeable
interchangeable cross-reference
interchangeable
G151Interchangeable
interchangeable cross-reference
interchangeable
40301Interchangeable
interchangeable cross-reference
interchangeable
45090Interchangeable
interchangeable cross-reference
interchangeable
30712Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40301-01?
40301-01 is a INSTALLATION KIT,VEHICULAR EQUIP.
What parts can replace 40301-01?
There are 5 known substitutes for 40301-01: 40301-01, G151, 40301 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40301-01?
40301-01 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-531-2883. 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