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315SB126-1 — WASHER,SPRING TENSION

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

315SB126-1: WASHER,SPRING TENSION.

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.402 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN, overall_height: 0.053 INCHES NOMINAL IN, hardness_rating: 49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM, outside_diameter: 0.779 INCHES MINIMUM AND 0.787 INCHES MAXIMUM IN, style_designator: SPRING TENSION. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-108-7558, 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
315SB126-1
NSN: 5310-01-108-7558
FSC: 5310 — Nuts and Washers
CAGE: 25693 — MEGGITT SAFETY SYSTEMS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.402 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN
overall_height0.053 INCHES NOMINAL IN
hardness_rating49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
outside_diameter0.779 INCHES MINIMUM AND 0.787 INCHES MAXIMUM IN
style_designatorSPRING TENSION
material_thickness0.031 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
NSN5310-01-108-7558
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 315SB126-1 · 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: 49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SPRING TENSION
•
OUTSIDE DIAMETER: 0.779 INCHES MINIMUM AND 0.787 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.031 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.402 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.053 INCHES NOMINAL IN
HARDNESS RATING49.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSPRING TENSION
OUTSIDE DIAMETER0.779 INCHES MINIMUM AND 0.787 INCHES MAXIMUM IN
MATERIAL THICKNESS0.031 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
HOLE DIAMETER0.402 INCHES MINIMUM AND 0.409 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 1
BS-20-10.2-0.8Reference 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 315SB126-1?
315SB126-1 is a WASHER,SPRING TENSION.
What parts can replace 315SB126-1?
There is 1 known substitute for 315SB126-1: BS-20-10.2-0.8. Substitute compatibility should be verified for your specific system.
What is the NSN for 315SB126-1?
315SB126-1 is cataloged in the U.S. Government catalog under NSN 5310-01-108-7558. 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.