PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 91100011N
91100011N ✓ 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: 0.382 INCHES MINIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.683 INCHES MAXIMUM IN, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.094 INCHES MINIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-178-1940, 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
91100011N
NSN: 5310-01-178-1940
FSC: 5310
CAGE: 7PZX0 — FAIRBANKS MORSE, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.382 INCHES MINIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.683 INCHES MAXIMUM IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.094 INCHES MINIMUM IN
NSN5310-01-178-1940
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 91100011N · 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: SPLIT HELICAL-RIGHT HAND
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
MATERIAL THICKNESS: 0.094 INCHES MINIMUM IN
•
OUTSIDE DIAMETER: 0.683 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.382 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
MATERIAL THICKNESS0.094 INCHES MINIMUM IN
OUTSIDE DIAMETER0.683 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.382 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
9110-0011Interchangeable
interchangeable cross-reference
interchangeable
911-34Interchangeable
interchangeable cross-reference
interchangeable
9110-0011-9Interchangeable
interchangeable cross-reference
interchangeable
A640038C100Interchangeable
interchangeable cross-reference
interchangeable
159708Interchangeable
interchangeable cross-reference
interchangeable
81309760NInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 91100011N?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 91100011N?
91100011N is a WASHER,LOCK.
What parts can replace 91100011N?
There are 6 known substitutes for 91100011N: 9110-0011, 911-34, 9110-0011-9 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 91100011N?
91100011N is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-178-1940. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 91100011N

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026