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12607223-004 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12607223-004: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 8.1 MILLIMETERS MINIMUM MM, outside_diameter: 14.8 MILLIMETERS MAXIMUM MM, style_designator: SPLIT HELICAL-LEFT HAND, material_thickness: 2.0 MILLIMETERS NOMINAL MM, end_item_identification: 2320-01-652-5208. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-671-7645, 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
12607223-004
NSN: 5310-01-671-7645
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter8.1 MILLIMETERS MINIMUM MM
outside_diameter14.8 MILLIMETERS MAXIMUM MM
style_designatorSPLIT HELICAL-LEFT HAND
material_thickness2.0 MILLIMETERS NOMINAL MM
end_item_identification2320-01-652-5208
part_name_assigned_by_controlling_agencyWASH, LK, SPLIT, METRIC SN TAB
NSN5310-01-671-7645
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12607223-004 · 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: SPLIT HELICAL-LEFT HAND
•
OUTSIDE DIAMETER: 14.8 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 2.0 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 8.1 MILLIMETERS MINIMUM MM
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSPLIT HELICAL-LEFT HAND
OUTSIDE DIAMETER14.8 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS2.0 MILLIMETERS NOMINAL MM
PART NAME ASSIGNED BY CONTROLLING AGENCYWASH, LK, SPLIT, METRIC SN TAB
END ITEM IDENTIFICATION2320-01-652-5208
MATERIALSTEEL OVERALL
HOLE DIAMETER8.1 MILLIMETERS MINIMUM MM
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 12607223-004?
12607223-004 is a WASHER,LOCK.
What is the NSN for 12607223-004?
12607223-004 is cataloged in the U.S. Government catalog under NSN 5310-01-671-7645. 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.