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310-0264-00 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

310-0264-00: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include hole_diameter: 0.188 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN, overall_height: 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN, hardness_rating: 54.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 60.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM, outside_diameter: 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN, style_designator: SPRING TENSION, material_thickness: 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-050-1692, 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
310-0264-00
NSN: 5310-00-050-1692
FSC: 5310 — Nuts and Washers
CAGE: 13499 — ROCKWELL COLLINS, INC. DBA COLLINS AEROSPACE GOVERNMENT SYSTEMS DIV COLLINS AEROSPACE - GOVERNMENT SYSTEMS (USA)
SPECIFICATIONS
hole_diameter0.188 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
overall_height0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
hardness_rating54.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 60.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
outside_diameter0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
style_designatorSPRING TENSION
material_thickness0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
NSN5310-00-050-1692
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 310-0264-00 · 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: 54.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 60.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
•
STYLE DESIGNATOR: SPRING TENSION
•
OUTSIDE DIAMETER: 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.188 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN
HARDNESS RATING54.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 60.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
STYLE DESIGNATORSPRING TENSION
OUTSIDE DIAMETER0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
MATERIAL THICKNESS0.015 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
HOLE DIAMETER0.188 INCHES MINIMUM AND 0.195 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 310-0264-00?
310-0264-00 is a WASHER,SPRING TENSION.
What is the NSN for 310-0264-00?
310-0264-00 is cataloged in the U.S. Government catalog under NSN 5310-00-050-1692. 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.