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820-4551153-1 — PIN,GROOVED,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

820-4551153-1: PIN,GROOVED,HEADLESS.

The PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-072-8470, 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
820-4551153-1
NSN: 5315-00-072-8470
NIINs: 000728470, 012752645
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 97370 — SPX FLOW US, LLC DBA SPX VALVES & CONTROLS (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN5315-00-072-8470
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 820-4551153-1 · 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
•
SURFACE FINISH: 63.0 MICROINCHES OUTSIDE DIAMETER
•
FIRST END SLOT WIDTH: 0.062 INCHES NOMINAL IN
•
FIRST END STYLE: SLOTTED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
FIRST END SLOT DEPTH: 0.094 INCHES NOMINAL IN
•
SECOND END STYLE: SQUARE
TECHNICAL CHARACTERISTICS
SURFACE FINISH63.0 MICROINCHES OUTSIDE DIAMETER
FIRST END SLOT WIDTH0.062 INCHES NOMINAL IN
FIRST END STYLESLOTTED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
FIRST END SLOT DEPTH0.094 INCHES NOMINAL IN
SPECIAL FEATURES2 V GROOVES 120.0 DEG ANGLE,0.125 IN. W,0.750 IN. LG,CENTERED 1.3125 IN. FROM ENDS 90.0 DEG APART V
SECOND END STYLESQUARE
MATERIALSTEEL COMP 416 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
S78654Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 820-4551153-1?
820-4551153-1 is a PIN,GROOVED,HEADLESS.
What parts can replace 820-4551153-1?
There is 1 known substitute for 820-4551153-1: S78654. Substitute compatibility should be verified for your specific system.
What is the NSN for 820-4551153-1?
820-4551153-1 is cataloged in the U.S. Government catalog under NSN 5315-00-072-8470. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.