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98401A173 — PIN,COTTER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98401A173: PIN,COTTER.

The PIN,COTTER is a the manufacturer industrial component. Key specifications include diameter: 0.125 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING OVERALL, point_type: EXTENDED PRONG MITRE END, hardness_rating: 85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM OVERALL, style_designator: STANDARD, underloop_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-644-3745, 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
98401A173
NSN: 5315-01-644-3745
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 65029 — MATTHEW WARREN, INC DBA WESTERN WIRE PRODUCTS COMPANY (USA)
SPECIFICATIONS
diameter0.125 INCHES NOMINAL IN
materialSTEEL CORROSION RESISTING OVERALL
point_typeEXTENDED PRONG MITRE END
hardness_rating85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM OVERALL
style_designatorSTANDARD
underloop_length0.500 INCHES NOMINAL IN
end_item_identificationBRAKE ASSEMBLY
NSN5315-01-644-3745
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98401A173 · 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
•
HARDNESS RATING: 85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM OVERALL
•
STYLE DESIGNATOR: STANDARD
•
DIAMETER: 0.125 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 0.500 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
POINT TYPE: EXTENDED PRONG MITRE END
TECHNICAL CHARACTERISTICS
HARDNESS RATING85.0 ROCKWELL B MINIMUM AND 95.0 ROCKWELL B MAXIMUM OVERALL
STYLE DESIGNATORSTANDARD
DIAMETER0.125 INCHES NOMINAL IN
END ITEM IDENTIFICATIONBRAKE ASSEMBLY
UNDERLOOP LENGTH0.500 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
POINT TYPEEXTENDED PRONG MITRE END
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

No substitute or cross-reference records for this part.

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 98401A173?
98401A173 is a PIN,COTTER.
What is the NSN for 98401A173?
98401A173 is cataloged in the U.S. Government catalog under NSN 5315-01-644-3745. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.