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PartsTable / COMPONENT / JHP13-198
JHP13-198 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN, outside_diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, style_designator: FLAT EXTERNAL AND INTERNAL TEETH, surface_treatment: ZINC OVERALL, material_thickness: 0.035 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-261-6191, 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
JHP13-198
NSN: 5310-00-261-6191
FSC: 5310
CAGE: 02032 — HOLLINGSWORTH JOHN R CO (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
outside_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
style_designatorFLAT EXTERNAL AND INTERNAL TEETH
surface_treatmentZINC OVERALL
material_thickness0.035 INCHES NOMINAL IN
NSN5310-00-261-6191
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: JHP13-198 · 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
•
OUTSIDE DIAMETER: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: FLAT EXTERNAL AND INTERNAL TEETH
•
MATERIAL THICKNESS: 0.035 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
STYLE DESIGNATORFLAT EXTERNAL AND INTERNAL TEETH
MATERIAL THICKNESS0.035 INCHES NOMINAL IN
HOLE DIAMETER0.256 INCHES MINIMUM AND 0.267 INCHES MAXIMUM IN
SURFACE TREATMENTZINC OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
92706Interchangeable
interchangeable cross-reference
interchangeable
A297706Interchangeable
interchangeable cross-reference
interchangeable
174916Interchangeable
interchangeable cross-reference
interchangeable
92778Interchangeable
interchangeable cross-reference
interchangeable
GTM27-101-0016Interchangeable
interchangeable cross-reference
interchangeable
4014-22-00Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is JHP13-198?
JHP13-198 is a WASHER,LOCK.
What parts can replace JHP13-198?
There are 6 known substitutes for JHP13-198: 92706, A297706, 174916 and 3 more. Substitute compatibility should be verified for your specific system.
Is JHP13-198 still available?
JHP13-198 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026