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PartsTable / COMPONENT / 172802
172802 ✓ 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 RETAINER,GREASE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, hole_diameter: 0.640 INCHES MINIMUM AND 0.659 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.867 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, material_thickness: 0.020 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-261-7718, 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
172802
NSN: 5310-00-261-7718
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
hole_diameter0.640 INCHES MINIMUM AND 0.659 INCHES MAXIMUM IN
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.867 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
material_thickness0.020 INCHES MINIMUM AND 0.024 INCHES MAXIMUM IN
material_document_and_classificationAISI ASSN STD 1ST MATERIAL RESPONSE OVERALL
NSN5310-00-261-7718
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 172802 · 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
•
HOLE DIAMETER: 0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.022 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.384 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
SURFACE TREATMENTPASSIVATE OVERALL
STYLE DESIGNATORFLAT INTERNAL TEETH
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.022 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
1947578Interchangeable
interchangeable cross-reference
interchangeable
17282Interchangeable
interchangeable cross-reference
interchangeable
NU14494Interchangeable
interchangeable cross-reference
interchangeable
WC14494Interchangeable
interchangeable cross-reference
interchangeable
3537Interchangeable
interchangeable cross-reference
interchangeable
172802Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 172802?
172802 is a RETAINER,GREASE.
What parts can replace 172802?
There are 14 known substitutes for 172802: 1947578, 17282, NU14494 and 11 more. Substitute compatibility should be verified for your specific system.
Is 172802 still available?
172802 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