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PHCR-59 — NUT,SELF-LOCKING,CASTELLATED,HEX

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

PHCR-59: NUT,SELF-LOCKING,CASTELLATED,HEX.

NUT,SELF-LOCKING,CASTELLATED,HEX. This part is cataloged in the U.S. Government catalog under NSN 5310-01-328-1121, 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
PHCR-59
NSN: 5310-01-328-1121
FSC: 5310 — Nuts and Washers
CAGE: 62554 — ALCOA GLOBAL FASTENERS, INC DBA SIMMONDS MECAERO FAS PDTS DIV SIMMONDS MECAERO FAS PDTS (USA)
SPECIFICATIONS
Part NumberPHCR-59
NSN5310-01-328-1121
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PHCR-59 · 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
SUBSTITUTES & CROSS-REFERENCES 5
73781Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
10122203Reference document
Same NSN cross-reference
Reference document — Informative reference only
E9925-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
3D0026Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
3D0026-9Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PHCR-59?
PHCR-59 is a NUT,SELF-LOCKING,CASTELLATED,HEX.
What parts can replace PHCR-59?
There are 5 known substitutes for PHCR-59: 73781, 10122203, E9925-9 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PHCR-59?
PHCR-59 is cataloged in the U.S. Government catalog under NSN 5310-01-328-1121. This indicates validated use in U.S. government and defense supply chains.
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