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951B92323 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

951B92323: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, recess_angle: 45.0 DEGREES NOMINAL, hole_diameter: 0.193 INCHES NOMINAL IN, hardness_rating: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM, recess_diameter: 0.285 INCHES NOMINAL IN, outside_diameter: 0.365 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-191-5306, 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
951B92323
NSN: 5310-01-191-5306
FSC: 5310 — Nuts and Washers
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
recess_angle45.0 DEGREES NOMINAL
hole_diameter0.193 INCHES NOMINAL IN
hardness_rating39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
recess_diameter0.285 INCHES NOMINAL IN
outside_diameter0.365 INCHES NOMINAL IN
style_designatorRECESSED
surface_treatmentOXIDE OVERALL
material_thickness0.063 INCHES NOMINAL IN
NSN5310-01-191-5306
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 951B92323 · 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
•
HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: RECESSED
•
OUTSIDE DIAMETER: 0.365 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.063 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.285 INCHES NOMINAL IN
•
SURFACE TREATMENT: OXIDE OVERALL
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.193 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORRECESSED
OUTSIDE DIAMETER0.365 INCHES NOMINAL IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
RECESS DIAMETER0.285 INCHES NOMINAL IN
SURFACE TREATMENTOXIDE OVERALL
MATERIALSTEEL OVERALL
HOLE DIAMETER0.193 INCHES NOMINAL IN
RECESS ANGLE45.0 DEGREES NOMINAL
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 1
951B922-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 951B92323?
951B92323 is a WASHER,RECESSED.
What parts can replace 951B92323?
There is 1 known substitute for 951B92323: 951B922-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 951B92323?
951B92323 is cataloged in the U.S. Government catalog under NSN 5310-01-191-5306. 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.