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90127A999 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

90127A999: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1075 OVERALL, hole_diameter: 0.201 INCHES NOMINAL IN, outside_diameter: 0.481 INCHES NOMINAL IN, material_thickness: 0.047 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-439-0036, 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
90127A999
NSN: 5310-01-439-0036
FSC: 5310 — Nuts and Washers
CAGE: 2V507 — MCMASTER-CARR SUPPLY COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 1075 OVERALL
hole_diameter0.201 INCHES NOMINAL IN
outside_diameter0.481 INCHES NOMINAL IN
material_thickness0.047 INCHES NOMINAL IN
NSN5310-01-439-0036
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 90127A999 · 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
•
OUTSIDE DIAMETER: 0.481 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.047 INCHES NOMINAL IN
•
MATERIAL: STEEL COMP 1075 OVERALL
•
HOLE DIAMETER: 0.201 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER0.481 INCHES NOMINAL IN
MATERIAL THICKNESS0.047 INCHES NOMINAL IN
MATERIALSTEEL COMP 1075 OVERALL
HOLE DIAMETER0.201 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
SC5310-0092Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
65-05-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 90127A999?
90127A999 is a WASHER,SPRING TENSION.
What parts can replace 90127A999?
There are 2 known substitutes for 90127A999: SC5310-0092, 65-05-11. Substitute compatibility should be verified for your specific system.
What is the NSN for 90127A999?
90127A999 is cataloged in the U.S. Government catalog under NSN 5310-01-439-0036. 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.