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11501869 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

11501869: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 8.200 MILLIMETERS MINIMUM AND 8.500 MILLIMETERS MAXIMUM MM, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM, outside_diameter: 14.750 MILLIMETERS MINIMUM AND 15.500 MILLIMETERS MAXIMUM MM, style_designator: FLAT EXTERNAL TEETH, surface_treatment: ZINC OVERALL, material_thickness: 0.700 MILLIMETERS MINIMUM AND 0.850 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-011-5548, 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
11501869
NSN: 5310-00-011-5548
NIINs: 000115548, 011480248
FSC: 5310 — Nuts and Washers
CAGE: 5E074 — HOWCO DISTRIBUTING CO. DBA HOWCO DISTRIBUTING CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1053 OR STEEL COMP 1054 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OVERALL
hole_diameter8.200 MILLIMETERS MINIMUM AND 8.500 MILLIMETERS MAXIMUM MM
hardness_rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
outside_diameter14.750 MILLIMETERS MINIMUM AND 15.500 MILLIMETERS MAXIMUM MM
style_designatorFLAT EXTERNAL TEETH
surface_treatmentZINC OVERALL
material_thickness0.700 MILLIMETERS MINIMUM AND 0.850 MILLIMETERS MAXIMUM MM
material_document_and_classificationSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationGM 4342-M,CODE 15U24,FSCM 11862 MFR REF SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-011-5548
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 11501869 · 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: FLAT INTERNAL TEETH
•
OUTSIDE DIAMETER: 0.594 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT INTERNAL TEETH
OUTSIDE DIAMETER0.594 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
MATERIAL THICKNESS0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
HOLE DIAMETER0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 8
1218Reference document
Same NSN cross-reference
Reference document — Secondary reference
P25Reference document
Same NSN cross-reference
Reference document — Secondary reference
WL5-16Reference document
Same NSN cross-reference
Reference document — Secondary reference
X10-89Reference document
Same NSN cross-reference
Reference document — Secondary reference
22819DReference document
Same NSN cross-reference
Reference document — Secondary reference
NASM35333Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 11501869?
11501869 is a WASHER,LOCK.
What parts can replace 11501869?
There are 8 known substitutes for 11501869: 1218, P25, WL5-16 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 11501869?
11501869 is cataloged in the U.S. Government catalog under NSN 5310-00-011-5548. This indicates validated use in U.S. government and defense supply chains.
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