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PartsTable / COMPONENT / BS-209-JP
BS-209-JP ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 2.382 INCHES NOMINAL IN, overall_height: 0.098 INCHES NOMINAL IN, outside_diameter: 3.327 INCHES NOMINAL IN, style_designator: SPRING TENSION, material_thickness: 0.035 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-490-2588, 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
BS-209-JP
NSN: 5310-01-490-2588
FSC: 5310
CAGE: 05341 — BEARING ENGINEERS INC DBA MOTION SOLUTIONS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter2.382 INCHES NOMINAL IN
overall_height0.098 INCHES NOMINAL IN
outside_diameter3.327 INCHES NOMINAL IN
style_designatorSPRING TENSION
material_thickness0.035 INCHES NOMINAL IN
end_item_identification2350-01-436-0005;ARMORED RECONNAISSANCE-AIRBORNE ASSAULT VEHICLE:BRADY; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); ARMORED MULTI-PURPOSE VEHICLE (AMPV)
NSN5310-01-490-2588
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: BS-209-JP · 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
•
MATERIAL THICKNESS: 0.035 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: SPRING TENSION
•
OUTSIDE DIAMETER: 3.327 INCHES NOMINAL IN
•
HOLE DIAMETER: 2.382 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION2350-01-436-0005;ARMORED RECONNAISSANCE-AIRBORNE ASSAULT VEHICLE:BRADY; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); ARMORED MULTI-PURPOSE VEHICLE (AMPV)
MATERIAL THICKNESS0.035 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
OVERALL HEIGHT0.098 INCHES NOMINAL IN
STYLE DESIGNATORSPRING TENSION
OUTSIDE DIAMETER3.327 INCHES NOMINAL IN
HOLE DIAMETER2.382 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
90003Interchangeable
interchangeable cross-reference
interchangeable
7904984-00Interchangeable
interchangeable cross-reference
interchangeable
58495-1Interchangeable
interchangeable cross-reference
interchangeable
90277-1Interchangeable
interchangeable cross-reference
interchangeable
29-I-0030Interchangeable
interchangeable cross-reference
interchangeable
29I-30Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BS-209-JP?
BS-209-JP is a WASHER,SPRING TENSION.
What parts can replace BS-209-JP?
There are 10 known substitutes for BS-209-JP: 90003, 7904984-00, 58495-1 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for BS-209-JP?
BS-209-JP is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-490-2588. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026