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TP-5037 ✓ 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 WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.250 INCHES NOMINAL IN, hole_diameter: 3.531 INCHES NOMINAL IN, overall_diameter: 5.500 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND, cross-sectional_shape_style: RECTANGULAR. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-990-5322, 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
TP-5037
NSN: 5310-00-990-5322
FSC: 5310
CAGE: 98171 — LEAR SIEGLER TRUCK PRODUCTS CORP NEWAY DIV (USA)
SPECIFICATIONS
thickness0.250 INCHES NOMINAL IN
hole_diameter3.531 INCHES NOMINAL IN
overall_diameter5.500 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
NSN5310-00-990-5322
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: TP-5037 · 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
•
PERIPHERAL SHAPE STYLE: ROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OVERALL DIAMETER: 5.500 INCHES NOMINAL IN
•
THICKNESS: 0.250 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 3.531 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PERIPHERAL SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OVERALL DIAMETER5.500 INCHES NOMINAL IN
THICKNESS0.250 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER3.531 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
14801N PC NO 29Interchangeable
interchangeable cross-reference
interchangeable
11684Interchangeable
interchangeable cross-reference
interchangeable
N11684Interchangeable
interchangeable cross-reference
interchangeable
X126-6Interchangeable
interchangeable cross-reference
interchangeable
051228Interchangeable
interchangeable cross-reference
interchangeable
89410Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TP-5037?
TP-5037 is a WASHER,FLAT.
What parts can replace TP-5037?
There are 12 known substitutes for TP-5037: 14801N PC NO 29, 11684, N11684 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TP-5037?
TP-5037 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-990-5322. 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