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888333-8 — WASHER,RECESSED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

888333-8: WASHER,RECESSED.

The WASHER,RECESSED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 BODY, recess_angle: 90.0 DEGREES NOMINAL, hole_diameter: 0.238 INCHES MINIMUM AND 0.242 INCHES MAXIMUM IN, outside_diameter: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, surface_treatment: NICKEL BODY, material_thickness: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-391-9112, 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
888333-8
NSN: 5310-01-391-9112
FSC: 5310 — Nuts and Washers
CAGE: 83259 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV COMPOSITE SEALING SYSTEMS DIVISION (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 BODY
recess_angle90.0 DEGREES NOMINAL
hole_diameter0.238 INCHES MINIMUM AND 0.242 INCHES MAXIMUM IN
outside_diameter0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
surface_treatmentNICKEL BODY
material_thickness0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
material_document_and_classificationMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE BODY
surface_treatment_document_and_classificationMIL-C-26074, CL2, GRB MIL SPEC SINGLE TREATMENT RESPONSE BODY
NSN5310-01-391-9112
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 888333-8 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-26074, CL2, GRB MIL SPEC SINGLE TREATMENT RESPONSE BODY
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT
•
OUTSIDE DIAMETER: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
SURFACE TREATMENT: NICKEL BODY
•
MATERIAL: STEEL COMP 4130 BODY
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-26074, CL2, GRB MIL SPEC SINGLE TREATMENT RESPONSE BODY
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-25988 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE BODY
OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL THICKNESS0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
SURFACE TREATMENTNICKEL BODY
MATERIALSTEEL COMP 4130 BODY
MATERIALRUBBER FLUOROSILICONE CLASS FQ SEALING ELEMENT
HOLE DIAMETER0.238 INCHES MINIMUM AND 0.242 INCHES MAXIMUM IN
RECESS ANGLE90.0 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
888333 1/4Same 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 888333-8?
888333-8 is a WASHER,RECESSED.
What parts can replace 888333-8?
There is 1 known substitute for 888333-8: 888333 1/4. Substitute compatibility should be verified for your specific system.
What is the NSN for 888333-8?
888333-8 is cataloged in the U.S. Government catalog under NSN 5310-01-391-9112. This indicates validated use in U.S. government and defense supply chains.
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