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500K1950 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

500K1950: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.167 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN, outside_diameter: 0.293 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, surface_treatment: ZINC OVERALL, material_thickness: 0.040 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-698-0855, 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
500K1950
NSN: 5310-01-698-0855
FSC: 5310 — Nuts and Washers
CAGE: 5RQL2 — DRS ENVIRONMENTAL SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.167 INCHES MINIMUM AND 0.174 INCHES MAXIMUM IN
outside_diameter0.293 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
surface_treatmentZINC OVERALL
material_thickness0.040 INCHES MINIMUM IN
material_document_and_classificationASTM A569 OR EQUIV ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyWASHER, SPRING LOCK
surface_treatment_document_and_classificationASTM B633,SC 2, TY III ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5310-01-698-0855
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 500K1950 · 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: ASTM B633,SC 2, TY III ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A569 OR EQUIV ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.293 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.040 INCHES MINIMUM IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633,SC 2, TY III ASSN STD SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A569 OR EQUIV ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.293 INCHES MAXIMUM IN
MATERIAL THICKNESS0.040 INCHES MINIMUM IN
SURFACE TREATMENTZINC OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, SPRING LOCK
MATERIALSTEEL OVERALL
HOLE DIAMETER0.167 INCHES MINIMUM AND 0.174 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 1
500K1950-2Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 500K1950?
500K1950 is a WASHER,LOCK.
What parts can replace 500K1950?
There is 1 known substitute for 500K1950: 500K1950-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 500K1950?
500K1950 is cataloged in the U.S. Government catalog under NSN 5310-01-698-0855. This indicates validated use in U.S. government and defense supply chains.
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