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20158-39 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

20158-39: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416 OVERALL, special_features: ITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-014776732, material_document_and_classification: ASTM A586,TY 416 ASSN STD SINGLE MATERIAL RESPONSE OVERALL.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-477-6732, 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
20158-39
NSN: 5310-01-477-6732
FSC: 5310 — Nuts and Washers
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialSTEEL COMP 416 OVERALL
special_featuresITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-014776732
material_document_and_classificationASTM A586,TY 416 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-477-6732
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20158-39 · 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 DOCUMENT AND CLASSIFICATION: ASTM A586,TY 416 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 416 OVERALL
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A586,TY 416 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SPECIAL FEATURESITEM MUST COMPLY WITH REQUIREMENTS OF DEFENSE SUPPLY CENTER COLUMBUS PRODUCTION STANDARD NO. LO-014776732
MATERIALSTEEL COMP 416 OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
A10025.007.107Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LO-014776732Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
20158Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 20158-39?
20158-39 is a WASHER,FLAT.
What parts can replace 20158-39?
There are 3 known substitutes for 20158-39: A10025.007.107, LO-014776732, 20158. Substitute compatibility should be verified for your specific system.
What is the NSN for 20158-39?
20158-39 is cataloged in the U.S. Government catalog under NSN 5310-01-477-6732. This indicates validated use in U.S. government and defense supply chains.
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