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10122264 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

10122264: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include radius: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, material: STEEL COMP H11 OVERALL, hole_diameter: 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN, hardness_rating: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN, style_designator: RECESSED. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-371-8423, 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
10122264
NSN: 5310-01-371-8423
FSC: 5310 — Nuts and Washers
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
radius0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
materialSTEEL COMP H11 OVERALL
hole_diameter0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
hardness_rating46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN
style_designatorRECESSED
material_document_and_classificationASTM 6487,H-11 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-371-8423
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 10122264 · 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
•
RADIUS: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
•
HARDNESS RATING: 46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: RECESSED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM 6487,H-11 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP H11 OVERALL
•
HOLE DIAMETER: 0.417 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
RADIUS0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
HARDNESS RATING46.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORRECESSED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM 6487,H-11 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.608 INCHES MINIMUM AND 0.618 INCHES MAXIMUM IN
MATERIALSTEEL COMP H11 OVERALL
HOLE DIAMETER0.417 INCHES MINIMUM AND 0.427 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 2
4M226B5HSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
79684CC-5Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 10122264?
10122264 is a WASHER,RECESSED.
What parts can replace 10122264?
There are 2 known substitutes for 10122264: 4M226B5H, 79684CC-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 10122264?
10122264 is cataloged in the U.S. Government catalog under NSN 5310-01-371-8423. 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.