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10087985 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10087985: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include hole_diameter: 0.315 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN, heat_treatment: QUENCHED AND TEMPERED, surface_finish: 63.0 MICROINCHES TOP, hardness_rating: 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM, outside_diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, style_designator: RECESSED BOTH SIDES. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-165-8393, 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
10087985
NSN: 5310-00-165-8393
FSC: 5310 — Nuts and Washers
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
hole_diameter0.315 INCHES MINIMUM AND 0.324 INCHES MAXIMUM IN
heat_treatmentQUENCHED AND TEMPERED
surface_finish63.0 MICROINCHES TOP
hardness_rating29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
outside_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
style_designatorRECESSED BOTH SIDES
top_recess_angle90.0 DEGREES NOMINAL
material_thickness0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
bottom_recess_angle90.0 DEGREES NOMINAL
top_recess_diameter0.372 INCHES NOMINAL IN
bottom_recess_diameter0.372 INCHES NOMINAL IN
material_document_and_classificationAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-165-8393
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10087985 · 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
•
SURFACE FINISH: 63.0 MICROINCHES BOTTOM
•
TOP RECESS DIAMETER: 0.372 INCHES NOMINAL IN
•
BOTTOM RECESS DIAMETER: 0.372 INCHES NOMINAL IN
•
HEAT TREATMENT: QUENCHED AND TEMPERED
•
HARDNESS RATING: 29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
•
TOP RECESS ANGLE: 90.0 DEGREES NOMINAL
•
STYLE DESIGNATOR: RECESSED BOTH SIDES
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE FINISH63.0 MICROINCHES TOP
TOP RECESS DIAMETER0.372 INCHES NOMINAL IN
BOTTOM RECESS DIAMETER0.372 INCHES NOMINAL IN
HEAT TREATMENTQUENCHED AND TEMPERED
HARDNESS RATING29.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM
TOP RECESS ANGLE90.0 DEGREES NOMINAL
STYLE DESIGNATORRECESSED BOTH SIDES
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 1
MS9768-11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10087985?
10087985 is a WASHER,RECESSED.
What parts can replace 10087985?
There is 1 known substitute for 10087985: MS9768-11. Substitute compatibility should be verified for your specific system.
What is the NSN for 10087985?
10087985 is cataloged in the U.S. Government catalog under NSN 5310-00-165-8393. This indicates validated use in U.S. government and defense supply chains.
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