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184644 — PIN,GROOVED,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

184644: PIN,GROOVED,HEADLESS.

The PIN,GROOVED,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 0.562 INCHES NOMINAL IN, style_designator: FULL LENGTH GROOVE, pin_large_end_diameter: 0.258 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN, pin_small_end_diameter: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-366-3263, 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
184644
NSN: 5315-00-366-3263
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 66503 — WOODWARD, INC. DIV FUEL SYSTEMS AND CONTROLS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length0.562 INCHES NOMINAL IN
style_designatorFULL LENGTH GROOVE
pin_large_end_diameter0.258 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN
pin_small_end_diameter0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
NSN5315-00-366-3263
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 184644 · 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
•
STYLE DESIGNATOR: FULL LENGTH GROOVE
•
PIN LARGE END DIAMETER: 0.258 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN
•
PIN SMALL END DIAMETER: 0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORFULL LENGTH GROOVE
PIN LARGE END DIAMETER0.258 INCHES MINIMUM AND 0.262 INCHES MAXIMUM IN
OVERALL LENGTH0.562 INCHES NOMINAL IN
PIN SMALL END DIAMETER0.248 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
8113926Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 184644?
184644 is a PIN,GROOVED,HEADLESS.
What parts can replace 184644?
There is 1 known substitute for 184644: 8113926. Substitute compatibility should be verified for your specific system.
What is the NSN for 184644?
184644 is cataloged in the U.S. Government catalog under NSN 5315-00-366-3263. 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.