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PartsTable / COMPONENT / 33641-007
33641-007 ✓ 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 PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include shank_length: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, overall_length: 0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN, shank_diameter: 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN, first_end_style: SLOTTED, hardness_rating: 89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL, style_designator: SHOULDER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-045-5367, 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
33641-007
NSN: 5315-01-045-5367
FSC: 5315
CAGE: 03990 — INGERSOLL-RAND COMPANY DBA INGERSOLL-RAND (USA)
SPECIFICATIONS
shank_length0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
overall_length0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN
shank_diameter0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
first_end_styleSLOTTED
hardness_rating89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
style_designatorSHOULDER
features_providedCASEHARDENED
shoulder_diameter0.250 INCHES NOMINAL IN
surface_treatmentOXIDE OVERALL
first_end_locationBOTH ENDS
surface_treatment_document_and_classificationA57-0-2C,TY 3,GR 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5315-01-045-5367
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 33641-007 · 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
•
FIRST END STYLE: SLOTTED
•
SHANK DIAMETER: 0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 0.250 INCHES NOMINAL IN
•
SHANK LENGTH: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
SURFACE TREATMENT: OXIDE OVERALL
•
FIRST END LOCATION: BOTH ENDS
•
HARDNESS RATING: 89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: A57-0-2C,TY 3,GR 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
FIRST END STYLESLOTTED
SHANK DIAMETER0.186 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN
SHOULDER DIAMETER0.250 INCHES NOMINAL IN
SHANK LENGTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
SURFACE TREATMENTOXIDE OVERALL
FIRST END LOCATIONBOTH ENDS
HARDNESS RATING89.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 91.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONA57-0-2C,TY 3,GR 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATORSHOULDER
OVERALL LENGTH0.928 INCHES MINIMUM AND 0.948 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
0472.9714.00Interchangeable
interchangeable cross-reference
interchangeable
UG536C/UInterchangeable
interchangeable cross-reference
interchangeable
UG536/UInterchangeable
interchangeable cross-reference
interchangeable
34025Interchangeable
interchangeable cross-reference
interchangeable
EI55000Interchangeable
interchangeable cross-reference
interchangeable
A190-815Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 33641-007?
33641-007 is a PIN,SHOULDER,HEADLESS.
What parts can replace 33641-007?
There are 8 known substitutes for 33641-007: 0472.9714.00, UG536C/U, UG536/U and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 33641-007?
33641-007 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-045-5367. 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