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PartsTable / COMPONENT / 9091685
9091685 ✓ 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 SWITCH,THERMOSTATIC is a the manufacturer industrial component. Key specifications include material: STEEL COMP 410 OVERALL, hole_diameter: 0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, overall_height: 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN, outside_diameter: 0.735 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN, material_thickness: 0.010 INCHES NOMINAL IN, material_document_and_classification: AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-776-9877, 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
9091685
NSN: 5310-00-776-9877
FSC: 5310
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 410 OVERALL
hole_diameter0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
overall_height0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
outside_diameter0.735 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN
material_thickness0.010 INCHES NOMINAL IN
material_document_and_classificationAMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-776-9877
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 9091685 · 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
•
HOLE DIAMETER: 0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL THICKNESS: 0.010 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.735 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 410 OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.500 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OVERALL HEIGHT0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
MATERIAL THICKNESS0.010 INCHES NOMINAL IN
OUTSIDE DIAMETER0.735 INCHES MINIMUM AND 0.745 INCHES MAXIMUM IN
MATERIALSTEEL COMP 410 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
151992Interchangeable
interchangeable cross-reference
interchangeable
BB1551-4Interchangeable
interchangeable cross-reference
interchangeable
185530Interchangeable
interchangeable cross-reference
interchangeable
700352Interchangeable
interchangeable cross-reference
interchangeable
61301606476Interchangeable
interchangeable cross-reference
interchangeable
90916-85Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9091685?
9091685 is a SWITCH,THERMOSTATIC.
What parts can replace 9091685?
There are 7 known substitutes for 9091685: 151992, BB1551-4, 185530 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9091685?
9091685 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-776-9877. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026