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2000846 ✓ 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 material: STEEL OVERALL, hole_diameter: 21.165 MILLIMETERS NOMINAL MM, overall_diameter: 36.6 MILLIMETERS NOMINAL MM, special_features: 20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER MM, surface_treatment: ZINC OVERALL, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-557-0948, 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
2000846
NSN: 5310-01-557-0948
FSC: 5310
CAGE: 1EFH8 — GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. DBA GDLS DIV GDLS-FP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter21.165 MILLIMETERS NOMINAL MM
overall_diameter36.6 MILLIMETERS NOMINAL MM
special_features20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER MM
surface_treatmentZINC OVERALL
supplementary_featuresMATERIAL = LOW CARBON STEEL. MILD ZINC COATING WITH COLORLESS CHROMATE CONVERSION COATINGS. PRODUCT WEIGHT = .0378LBS LBS
center_hole_shape_styleROUND
end_item_identificationMRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS
specification/standard_dataD8286-DIN 125, TYPE A PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
part_name_assigned_by_controlling_agency20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER MM
NSN5310-01-557-0948
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2000846 · 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: STEEL OVERALL
•
SUPPLEMENTARY FEATURES: MATERIAL = LOW CARBON STEEL. MILD ZINC COATING WITH COLORLESS CHROMATE CONVERSION COATINGS. PRODUCT WEIGHT = .0378LBS LBS
•
SURFACE TREATMENT: ZINC OVERALL
•
HOLE DIAMETER: 21.165 MILLIMETERS NOMINAL MM
•
OVERALL DIAMETER: 36.6 MILLIMETERS NOMINAL MM
•
CENTER HOLE SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
SUPPLEMENTARY FEATURESMATERIAL = LOW CARBON STEEL. MILD ZINC COATING WITH COLORLESS CHROMATE CONVERSION COATINGS. PRODUCT WEIGHT = .0378LBS LBS
SURFACE TREATMENTZINC OVERALL
HOLE DIAMETER21.165 MILLIMETERS NOMINAL MM
OVERALL DIAMETER36.6 MILLIMETERS NOMINAL MM
CENTER HOLE SHAPE STYLEROUND
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS
PART NAME ASSIGNED BY CONTROLLING AGENCY20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER MM
SPECIAL FEATURES20MM ID X 37MM OD DIN 125 ZINC FLAT WASHER MM
SPECIFICATION/STANDARD DATAD8286-DIN 125, TYPE A PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
4036-3Interchangeable
interchangeable cross-reference
interchangeable
2211224Interchangeable
interchangeable cross-reference
interchangeable
40373Interchangeable
interchangeable cross-reference
interchangeable
21102Interchangeable
interchangeable cross-reference
interchangeable
1219739-207Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2000846?
2000846 is a WASHER,FLAT.
What parts can replace 2000846?
There are 5 known substitutes for 2000846: 4036-3, 2211224, 40373 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2000846?
2000846 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-557-0948. 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