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28KP668 — PIN,GROOVED,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

28KP668: PIN,GROOVED,HEADLESS.

The PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include diameter: 0.243 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, material: STEEL COMP 303 OVERALL, overall_length: 1.071 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN, undercut_width: 0.030 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN, first_end_style: CHAMFERED, undercut_radius: 0.003 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-603-0153, 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
28KP668
NSN: 5315-01-603-0153
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 45152 — OSHKOSH CORP (USA)
SPECIFICATIONS
diameter0.243 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
materialSTEEL COMP 303 OVERALL
overall_length1.071 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
undercut_width0.030 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
first_end_styleCHAMFERED
undercut_radius0.003 INCHES NOMINAL IN
effective_length1.012 INCHES MINIMUM AND 1.013 INCHES MAXIMUM IN
second_end_styleCHAMFERED
style_designatorGROOVE
surface_treatmentPASSIVATE OVERALL
undercut_diameter0.227 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
first_end_locationBOTH ENDS
NSN5315-01-603-0153
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 28KP668 · 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
•
UNDERCUT WIDTH: 0.030 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
•
FIRST END TAPER LENGTH: 0.010 INCHES NOMINAL IN
•
UNDERCUT DIAMETER: 0.227 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
•
FIRST END LOCATION: BOTH ENDS
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: SAE-AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
SECOND END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
FIRST END STYLE: CHAMFERED
•
STYLE DESIGNATOR: GROOVE
TECHNICAL CHARACTERISTICS
UNDERCUT WIDTH0.030 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
FIRST END TAPER LENGTH0.010 INCHES NOMINAL IN
UNDERCUT DIAMETER0.227 INCHES MINIMUM AND 0.231 INCHES MAXIMUM IN
FIRST END LOCATIONBOTH ENDS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONSAE-AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SECOND END TAPER ANGLE45.0 DEGREES NOMINAL
FIRST END STYLECHAMFERED
STYLE DESIGNATORGROOVE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR 582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.243 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
12508474Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 28KP668?
28KP668 is a PIN,GROOVED,HEADLESS.
What parts can replace 28KP668?
There is 1 known substitute for 28KP668: 12508474. Substitute compatibility should be verified for your specific system.
What is the NSN for 28KP668?
28KP668 is cataloged in the U.S. Government catalog under NSN 5315-01-603-0153. This indicates validated use in U.S. government and defense supply chains.
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