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12601071-006 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12601071-006: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 12.2 MILLIMETERS MINIMUM MM, hardness_rating: 44.00 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM, outside_diameter: 21.1 MILLIMETERS MAXIMUM MM, style_designator: SPLIT HELICAL-LEFT HAND, material_thickness: 2.5 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-651-7492, 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
12601071-006
NSN: 5310-01-651-7492
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter12.2 MILLIMETERS MINIMUM MM
hardness_rating44.00 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
outside_diameter21.1 MILLIMETERS MAXIMUM MM
special_featuresLOCKING FEATURE: HELICAL SPRING;MATERIAL: SPRING SEAL;FINISH: D60,TYPE I PER FM100 (MAGNI 575 COATING);WASHERS ARE PLAIN OR YELLOW ZINC FINISH
style_designatorSPLIT HELICAL-LEFT HAND
material_thickness2.5 MILLIMETERS NOMINAL MM
end_item_identificationTRUCK,FIRE FIGHTING; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV)
part_name_assigned_by_controlling_agencyWASHER,LK,SPLIT,TAB,METRIC MB
NSN5310-01-651-7492
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12601071-006 · 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: 44.00 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SPLIT HELICAL-LEFT HAND
•
OUTSIDE DIAMETER: 21.1 MILLIMETERS MAXIMUM MM
•
MATERIAL THICKNESS: 2.5 MILLIMETERS NOMINAL MM
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
HARDNESS RATING44.00 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-LEFT HAND
OUTSIDE DIAMETER21.1 MILLIMETERS MAXIMUM MM
MATERIAL THICKNESS2.5 MILLIMETERS NOMINAL MM
SPECIAL FEATURESLOCKING FEATURE: HELICAL SPRING;MATERIAL: SPRING SEAL;FINISH: D60,TYPE I PER FM100 (MAGNI 575 COATING);WASHERS ARE PLAIN OR YELLOW ZINC FINISH
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER,LK,SPLIT,TAB,METRIC MB
END ITEM IDENTIFICATIONTRUCK,FIRE FIGHTING; 4210-01-622-0440; 2320-01-652-5218 JOINT LIGHT TACTICAL VEHICLE (JLTV)
MATERIALSTEEL OVERALL
HOLE DIAMETER12.2 MILLIMETERS MINIMUM MM
SUBSTITUTES & CROSS-REFERENCES 2
3836241006Reference document
Same NSN cross-reference
Reference document — Secondary reference
3836241Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 12601071-006?
12601071-006 is a WASHER,LOCK.
What parts can replace 12601071-006?
There are 2 known substitutes for 12601071-006: 3836241006, 3836241. Substitute compatibility should be verified for your specific system.
What is the NSN for 12601071-006?
12601071-006 is cataloged in the U.S. Government catalog under NSN 5310-01-651-7492. This indicates validated use in U.S. government and defense supply chains.
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