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LE153-0001 — WASHER,CONVEX

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LE153-0001: WASHER,CONVEX.

The WASHER,CONVEX is a the manufacturer industrial component. Key specifications include radius: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, material: STEEL COMP 8740 OVERALL, recess_angle: 88.000 DEGREES MINIMUM AND 92.000 DEGREES MAXIMUM, recess_depth: 0.025 INCHES NOMINAL IN, hole_diameter: 0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN, recess_diameter: 0.845 INCHES MINIMUM AND 0.855 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-658-8336, 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
LE153-0001
NSN: 5310-01-658-8336
NIINs: 016588336, 016588343, 016588412, 016588831, 016590049
FSC: 5310 — Nuts and Washers
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)
SPECIFICATIONS
radius0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
materialSTEEL COMP 8740 OVERALL
recess_angle88.000 DEGREES MINIMUM AND 92.000 DEGREES MAXIMUM
recess_depth0.025 INCHES NOMINAL IN
hole_diameter0.385 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
recess_diameter0.845 INCHES MINIMUM AND 0.855 INCHES MAXIMUM IN
outside_diameter0.582 INCHES MINIMUM AND 0.592 INCHES MAXIMUM IN
special_featuresPER ENGINEERING NOTES, MAX TEMP USEAGE 450 DEGREES
style_designatorCONCAVE
surface_treatmentCADMIUM OVERALL
material_thickness0.160 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
end_item_identificationB1-BACFT
NSN5310-01-658-8336
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LE153-0001 · 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
•
RADIUS: 0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: CONCAVE
•
OUTSIDE DIAMETER: 0.454 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
•
RECESS DEPTH: 0.025 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.075 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 8740 OVERALL
TECHNICAL CHARACTERISTICS
RADIUS0.290 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
STYLE DESIGNATORCONCAVE
OUTSIDE DIAMETER0.454 INCHES MINIMUM AND 0.464 INCHES MAXIMUM IN
RECESS DEPTH0.025 INCHES NOMINAL IN
MATERIAL THICKNESS0.075 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYWASHER, SELF-ALIGNING (CONVEX)
END ITEM IDENTIFICATIONB1-BACFT
MATERIALSTEEL COMP 8740 OVERALL
HOLE DIAMETER0.260 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
LE153-0001-0004Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
K39781-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LE153-0001?
LE153-0001 is a WASHER,CONVEX.
What parts can replace LE153-0001?
There are 2 known substitutes for LE153-0001: LE153-0001-0004, K39781-4. Substitute compatibility should be verified for your specific system.
What is the NSN for LE153-0001?
LE153-0001 is cataloged in the U.S. Government catalog under NSN 5310-01-658-8336. This indicates validated use in U.S. government and defense supply chains.
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