28KP658 — PIN,GROOVED,HEADLESS

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

28KP658: PIN,GROOVED,HEADLESS.

The PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include diameter: 0.3744 INCHES MINIMUM AND 0.3752 INCHES MAXIMUM IN, material: STEEL COMP 303 OR STEEL COMP 316 OVERALL, overall_length: 3.750 INCHES NOMINAL IN, undercut_width: 0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN, first_end_style: CHAMFERED, undercut_radius: 0.130 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-603-2222, 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

28KP658

NSN: 5315-01-603-2222
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)

SPECIFICATIONS

diameter	0.3744 INCHES MINIMUM AND 0.3752 INCHES MAXIMUM IN
material	STEEL COMP 303 OR STEEL COMP 316 OVERALL
overall_length	3.750 INCHES NOMINAL IN
undercut_width	0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN
first_end_style	CHAMFERED
undercut_radius	0.130 INCHES NOMINAL IN
effective_length	1.792 INCHES NOMINAL IN
second_end_style	CHAMFERED
style_designator	GROOVE
surface_treatment	PASSIVATE OVERALL
undercut_diameter	0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
first_end_location	BOTH ENDS
NSN	5315-01-603-2222

COMPONENT DIAGRAM

KEY FEATURES

•

UNDERCUT WIDTH: 0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN

•

FIRST END TAPER LENGTH: 0.020 INCHES NOMINAL IN

•

UNDERCUT DIAMETER: 0.245 INCHES MINIMUM AND 0.250 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 WIDTH	0.125 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN
FIRST END TAPER LENGTH	0.020 INCHES NOMINAL IN
UNDERCUT DIAMETER	0.245 INCHES MINIMUM AND 0.250 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
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR 582 ASSN STD SINGLE MATERIAL RESPONSE OR 276 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
DIAMETER	0.3744 INCHES MINIMUM AND 0.3752 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

12508411Same 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 28KP658?

28KP658 is a PIN,GROOVED,HEADLESS.

What parts can replace 28KP658?

There is 1 known substitute for 28KP658: 12508411. Substitute compatibility should be verified for your specific system.

What is the NSN for 28KP658?

28KP658 is cataloged in the U.S. Government catalog under NSN 5315-01-603-2222. This indicates validated use in U.S. government and defense supply chains.

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