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98525A170 — KEY,WOODRUFF

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98525A170: KEY,WOODRUFF.

The KEY,WOODRUFF is a the manufacturer industrial component. Key specifications include thickness: 0.25 INCHES NOMINAL IN, key_height: 0.428 INCHES NOMINAL IN, overall_length: 0.992 INCHES NOMINAL IN, circle_diameter: 1.0 INCHES NOMINAL IN, special_features: OEM COULD NOT BE IDENTIFIED, style_designator: FLAT BOTTOM RELIEVED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-643-8365, 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
98525A170
NSN: 5315-01-643-8365
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
thickness0.25 INCHES NOMINAL IN
key_height0.428 INCHES NOMINAL IN
overall_length0.992 INCHES NOMINAL IN
circle_diameter1.0 INCHES NOMINAL IN
special_featuresOEM COULD NOT BE IDENTIFIED
style_designatorFLAT BOTTOM RELIEVED ENDS
end_item_identificationSHEAVE FAIRLE
part_name_assigned_by_controlling_agencyFLAT BOTTOM WOODRUFF KEY
NSN5315-01-643-8365
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98525A170 · 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
•
STYLE DESIGNATOR: FLAT BOTTOM RELIEVED ENDS
•
CIRCLE DIAMETER: 1.0 INCHES NOMINAL IN
•
KEY HEIGHT: 0.428 INCHES NOMINAL IN
•
THICKNESS: 0.25 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFLAT BOTTOM RELIEVED ENDS
OVERALL LENGTH0.992 INCHES NOMINAL IN
CIRCLE DIAMETER1.0 INCHES NOMINAL IN
KEY HEIGHT0.428 INCHES NOMINAL IN
SPECIAL FEATURESOEM COULD NOT BE IDENTIFIED
PART NAME ASSIGNED BY CONTROLLING AGENCYFLAT BOTTOM WOODRUFF KEY
END ITEM IDENTIFICATIONSHEAVE FAIRLE
THICKNESS0.25 INCHES NOMINAL 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 98525A170?
98525A170 is a KEY,WOODRUFF.
What is the NSN for 98525A170?
98525A170 is cataloged in the U.S. Government catalog under NSN 5315-01-643-8365. 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.