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12310218-1 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12310218-1: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 510 OR TIN ALLOY 425 OVERALL, hole_diameter: 0.088 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN, outside_diameter: 0.172 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, precious_material: SILVER, surface_treatment: SILVER OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-244-7573, 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
12310218-1
NSN: 5310-01-244-7573
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialCOPPER ALLOY 510 OR TIN ALLOY 425 OVERALL
hole_diameter0.088 INCHES MINIMUM AND 0.094 INCHES MAXIMUM IN
outside_diameter0.172 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
precious_materialSILVER
surface_treatmentSILVER OVERALL
material_thickness0.020 INCHES MINIMUM IN
precious_material_and_locationOVERALL SILVER
material_document_and_classificationQQ-B-750,HARD FED SPEC 1ST MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classificationQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-244-7573
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12310218-1 · 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: QQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
PRECIOUS MATERIAL: SILVER
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-750,HARD FED SPEC 1ST MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.172 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.020 INCHES MINIMUM IN
•
SURFACE TREATMENT: SILVER OVERALL
•
PRECIOUS MATERIAL AND LOCATION: OVERALL SILVER
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
PRECIOUS MATERIALSILVER
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-750,HARD FED SPEC 1ST MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.172 INCHES MAXIMUM IN
MATERIAL THICKNESS0.020 INCHES MINIMUM IN
SURFACE TREATMENTSILVER OVERALL
PRECIOUS MATERIAL AND LOCATIONOVERALL SILVER
MATERIALCOPPER ALLOY 510 OR TIN ALLOY 425 OVERALL
HOLE DIAMETER0.088 INCHES MINIMUM AND 0.094 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 12310218-1?
12310218-1 is a WASHER,LOCK.
What is the NSN for 12310218-1?
12310218-1 is cataloged in the U.S. Government catalog under NSN 5310-01-244-7573. This indicates validated use in U.S. government and defense supply chains.
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