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98481A115 — KEY,WOODRUFF

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

98481A115: KEY,WOODRUFF.

The KEY,WOODRUFF is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1035 OVERALL, thickness: 0.125 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN, key_height: 0.303 INCHES NOMINAL IN, circle_diameter: 0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN, hardness_rating: 86.0 ROCKWELL B NOMINAL OVERALL, style_designator: FLAT BOTTOM. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-503-2105, 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
98481A115
NSN: 5315-01-503-2105
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1035 OVERALL
thickness0.125 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
key_height0.303 INCHES NOMINAL IN
circle_diameter0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
hardness_rating86.0 ROCKWELL B NOMINAL OVERALL
style_designatorFLAT BOTTOM
starting_edge_shapeSTRAIGHT
key_size_designationWOODRUFF 7
NSN5315-01-503-2105
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 98481A115 · 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: 86.0 ROCKWELL B NOMINAL OVERALL
•
STARTING EDGE SHAPE: STRAIGHT
•
STYLE DESIGNATOR: FLAT BOTTOM
•
CIRCLE DIAMETER: 0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
•
KEY HEIGHT: 0.303 INCHES NOMINAL IN
•
KEY SIZE DESIGNATION: WOODRUFF 7
•
MATERIAL: STEEL COMP 1035 OVERALL
•
THICKNESS: 0.125 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING86.0 ROCKWELL B NOMINAL OVERALL
STARTING EDGE SHAPESTRAIGHT
STYLE DESIGNATORFLAT BOTTOM
CIRCLE DIAMETER0.730 INCHES MINIMUM AND 0.740 INCHES MAXIMUM IN
KEY HEIGHT0.303 INCHES NOMINAL IN
KEY SIZE DESIGNATIONWOODRUFF 7
MATERIALSTEEL COMP 1035 OVERALL
THICKNESS0.125 INCHES MINIMUM AND 0.126 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

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 98481A115?
98481A115 is a KEY,WOODRUFF.
What is the NSN for 98481A115?
98481A115 is cataloged in the U.S. Government catalog under NSN 5315-01-503-2105. 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.