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A448-3-2 — WASHER,CONICAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

A448-3-2: WASHER,CONICAL.

The WASHER,CONICAL is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-352-0475, 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
A448-3-2
NSN: 5310-00-352-0475
FSC: 5310 — Nuts and Washers
CAGE: 86928 — SEASTROM MANUFACTURING CO INC (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCOPPER QQ-C-576,TIN PLATED MIL-T-10727 TYPE 1 OR 2,0.124 IN. MIN 0.164 IN. MAX ID,0.330 IN. MIN 0.360 IN. MAX OD,0.021 IN. THK,110 DEG RECESS ANGLE IN
NSN5310-00-352-0475
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A448-3-2 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: COPPER QQ-C-576,TIN PLATED MIL-T-10727 TYPE 1 OR 2,0.124 IN. MIN 0.164 IN. MAX ID,0.330 IN. MIN 0.360 IN. MAX OD,0.021 IN. THK,110 DEG RECESS ANGLE IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCOPPER QQ-C-576,TIN PLATED MIL-T-10727 TYPE 1 OR 2,0.124 IN. MIN 0.164 IN. MAX ID,0.330 IN. MIN 0.360 IN. MAX OD,0.021 IN. THK,110 DEG RECESS ANGLE IN
SUBSTITUTES & CROSS-REFERENCES 5
10163166Reference document
Same NSN cross-reference
Reference document — Informative reference only
5310PL0720043Reference document
Same NSN cross-reference
Reference document — Informative reference only
ST4M159-08Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
396648Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10595-01Same 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 A448-3-2?
A448-3-2 is a WASHER,CONICAL.
What parts can replace A448-3-2?
There are 5 known substitutes for A448-3-2: 10163166, 5310PL0720043, ST4M159-08 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A448-3-2?
A448-3-2 is cataloged in the U.S. Government catalog under NSN 5310-00-352-0475. This indicates validated use in U.S. government and defense supply chains.
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