PartsTable
Technical Data Sheet
22FP2-440 ✓ 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 NUT,SELF-LOCKING,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: CLINCH, nut_height: 0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, temp_rating: 450.0 FAHRENHEIT NOMINAL DEGF, pilot_length: 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM 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 5310-00-596-7118, 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
22FP2-440
NSN: 5310-00-596-7118
FSC: 5310
CAGE: 56878 — SPS TECHNOLOGIES, LLC DBA PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCLINCH
nut_height0.215 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
lubricationSOLUBLE LUBRICANT
temp_rating450.0 FAHRENHEIT NOMINAL DEGF
pilot_length0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNJC
pilot_diameter0.187 INCHES MINIMUM AND 0.191 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OVERALL
NSN5310-00-596-7118
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 22FP2-440 · 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
MATERIAL: STEEL OVERALL
NOMINAL THREAD SIZE: 0.112 INCHES IN
SURFACE TREATMENT: CADMIUM OVERALL
TEMP RATING: 450.0 FAHRENHEIT NOMINAL DEGF
LUBRICATION: SOLUBLE LUBRICANT
THREAD SERIES: UNJC
NUT STYLE: CLINCH
WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.112 INCHES IN
SURFACE TREATMENTCADMIUM OVERALL
TEMP RATING450.0 FAHRENHEIT NOMINAL DEGF
LUBRICATIONSOLUBLE LUBRICANT
THREAD SERIESUNJC
NUT STYLECLINCH
WIDTH ACROSS FLATS0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
NUT COUNTERBORE DEPTH0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM NUT IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
212MFGInterchangeable
interchangeable cross-reference
interchangeable
CAKX1KPInterchangeable
interchangeable cross-reference
interchangeable
D7149Interchangeable
interchangeable cross-reference
interchangeable
81002CInterchangeable
interchangeable cross-reference
interchangeable
81002Interchangeable
interchangeable cross-reference
interchangeable
81008CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 22FP2-440?
22FP2-440 is a NUT,SELF-LOCKING,CLINCH.
What parts can replace 22FP2-440?
There are 10 known substitutes for 22FP2-440: 212MFG, CAKX1KP, D7149 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 22FP2-440?
22FP2-440 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-596-7118. This indicates validated use in U.S. government and defense supply chains.
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