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Technical Data Sheet
PartsTable / COMPONENT / 1887725
1887725 ✓ 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,SHOULDERED AND RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1117 OVERALL, recess_angle: 1.0 DEGREES NOMINAL, hole_diameter: 1.807 INCHES MINIMUM AND 1.817 INCHES MAXIMUM IN, shoulder_height: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN, outside_diameter: 2.690 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN, style_designator: SHOULDERED AND RECESSED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-516-2609, 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
1887725
NSN: 5310-00-516-2609
FSC: 5310
CAGE: 7X677 — GENERAL MOTORS LLC DBA GENERAL MOTORS LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 1117 OVERALL
recess_angle1.0 DEGREES NOMINAL
hole_diameter1.807 INCHES MINIMUM AND 1.817 INCHES MAXIMUM IN
shoulder_height0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
outside_diameter2.690 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
style_designatorSHOULDERED AND RECESSED
shoulder_diameter2.370 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
material_thickness0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
material_document_and_classificationAMS5022 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-516-2609
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1887725 · 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
•
SHOULDER HEIGHT: 0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 2.370 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDERED AND RECESSED
•
MATERIAL: STEEL COMP 1117 OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5022 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
RECESS ANGLE: 1.0 DEGREES NOMINAL
•
OUTSIDE DIAMETER: 2.690 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SHOULDER HEIGHT0.057 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN
SHOULDER DIAMETER2.370 INCHES MINIMUM AND 2.380 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDERED AND RECESSED
MATERIALSTEEL COMP 1117 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5022 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
RECESS ANGLE1.0 DEGREES NOMINAL
OUTSIDE DIAMETER2.690 INCHES MINIMUM AND 2.695 INCHES MAXIMUM IN
MATERIAL THICKNESS0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
HOLE DIAMETER1.807 INCHES MINIMUM AND 1.817 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
MB11464Interchangeable
interchangeable cross-reference
interchangeable
11464Interchangeable
interchangeable cross-reference
interchangeable
181-61Interchangeable
interchangeable cross-reference
interchangeable
43209Interchangeable
interchangeable cross-reference
interchangeable
661002Interchangeable
interchangeable cross-reference
interchangeable
23546Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1887725?
1887725 is a WASHER,SHOULDERED AND RECESSED.
What parts can replace 1887725?
There are 9 known substitutes for 1887725: MB11464, 11464, 181-61 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1887725?
1887725 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-516-2609. 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