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PartsTable / COMPONENT / I5956
I5956 ✓ 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 KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_width: 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN, overall_height: 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN, overall_length: 2.200 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN, style_designator: PLAIN, key_chamfer_angle: 30.0 DEGREES NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-485-7254, 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
I5956
NSN: 5315-00-485-7254
FSC: 5315
CAGE: 74480 — VIBRATECH INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_width0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
overall_height0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
overall_length2.200 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
style_designatorPLAIN
key_chamfer_angle30.0 DEGREES NOMINAL
key_chamfer_length0.015 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
starting_edge_shapeCHAMFERED
NSN5315-00-485-7254
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: I5956 · 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
•
KEY CHAMFER ANGLE: 30.0 DEGREES NOMINAL
•
KEY CHAMFER LENGTH: 0.015 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: PLAIN
•
STARTING EDGE SHAPE: CHAMFERED
TECHNICAL CHARACTERISTICS (FLIS)
KEY CHAMFER ANGLE30.0 DEGREES NOMINAL
KEY CHAMFER LENGTH0.015 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN
OVERALL WIDTH0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
OVERALL LENGTH2.200 INCHES MINIMUM AND 2.210 INCHES MAXIMUM IN
OVERALL HEIGHT0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORPLAIN
STARTING EDGE SHAPECHAMFERED
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
47191Interchangeable
interchangeable cross-reference
interchangeable
7-8Interchangeable
interchangeable cross-reference
interchangeable
15956Interchangeable
interchangeable cross-reference
interchangeable
15956EInterchangeable
interchangeable cross-reference
interchangeable
17183AInterchangeable
interchangeable cross-reference
interchangeable
15900Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is I5956?
I5956 is a KEY,MACHINE.
What parts can replace I5956?
There are 13 known substitutes for I5956: 47191, 7-8, 15956 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for I5956?
I5956 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-485-7254. 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