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PartsTable / COMPONENT / 1005262
1005262 ✓ 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

POLARIZING KEY,ELECTRICAL CONNEC. Key specifications include special_features: SHAFT HAS IMPELLER ON END AND TURBINE ON OPPOSITE END, PREVIOUS NAME AIR CYCLE MACHINE ASSEMBLY, end_item_identification: A/M32C-10C AIR CONDITIONER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-480-4741, 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
1005262
NSN: 5315-00-480-4741
FSC: 5315
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
special_featuresSHAFT HAS IMPELLER ON END AND TURBINE ON OPPOSITE END, PREVIOUS NAME AIR CYCLE MACHINE ASSEMBLY
end_item_identificationA/M32C-10C AIR CONDITIONER
NSN5315-00-480-4741
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1005262 · 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 HEIGHT: 0.525 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
•
KEY SIZE DESIGNATION: NONSTANDARD SIZE
•
MATERIAL: STEEL OVERALL
•
STARTING EDGE SHAPE: STRAIGHT
•
CIRCLE DIAMETER: 1.250 INCHES NOMINAL IN
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: ROUND SHOULDERED ENDS
TECHNICAL CHARACTERISTICS (FLIS)
KEY HEIGHT0.525 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
KEY SIZE DESIGNATIONNONSTANDARD SIZE
MATERIALSTEEL OVERALL
OVERALL LENGTH1.500 INCHES NOMINAL IN
STARTING EDGE SHAPESTRAIGHT
CIRCLE DIAMETER1.250 INCHES NOMINAL IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORROUND SHOULDERED ENDS
THICKNESS0.187 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
SHOULDER HEIGHT0.131 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
100526-3Interchangeable
interchangeable cross-reference
interchangeable
100526Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1005262?
1005262 is a POLARIZING KEY,ELECTRICAL CONNEC.
What parts can replace 1005262?
There are 2 known substitutes for 1005262: 100526-3, 100526. Substitute compatibility should be verified for your specific system.
What is the NSN for 1005262?
1005262 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-480-4741. 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