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195985 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

195985: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, recess_depth: 0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN, hole_diameter: 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN, overall_height: 0.125 INCHES NOMINAL IN, outside_diameter: 0.875 INCHES NOMINAL IN, special_features: BOTTOM OF RECESS UNDERCUT 0.010 IN. DEEP TO 0.718 IN.

DIA IN. This part is cataloged in the U.S. Government catalog under NSN 5310-00-576-7449, 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
195985
NSN: 5310-00-576-7449
FSC: 5310 — Nuts and Washers
CAGE: 62983 — EATON AEROSPACE, LLC DBA JACKSON SOUTH (USA)
SPECIFICATIONS
materialSTEEL OVERALL
recess_depth0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
hole_diameter0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
overall_height0.125 INCHES NOMINAL IN
outside_diameter0.875 INCHES NOMINAL IN
special_featuresBOTTOM OF RECESS UNDERCUT 0.010 IN. DEEP TO 0.718 IN. DIA IN
style_designatorRECESSED
material_thickness0.085 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
NSN5310-00-576-7449
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 195985 · 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
•
STYLE DESIGNATOR: RECESSED
•
OUTSIDE DIAMETER: 0.875 INCHES NOMINAL IN
•
RECESS DEPTH: 0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.085 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.125 INCHES NOMINAL IN
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
RECESS DEPTH0.077 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
MATERIAL THICKNESS0.085 INCHES MINIMUM AND 0.087 INCHES MAXIMUM IN
SPECIAL FEATURESBOTTOM OF RECESS UNDERCUT 0.010 IN. DEEP TO 0.718 IN. DIA IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.625 INCHES MINIMUM AND 0.630 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 195985?
195985 is a WASHER,RECESSED.
What is the NSN for 195985?
195985 is cataloged in the U.S. Government catalog under NSN 5310-00-576-7449. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.