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124-4554421 — BOLT,MACHINE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

124-4554421: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: FILLISTER, grip_length: 3.125 INCHES MAXIMUM IN, grip_diameter: 1.250 INCHES MAXIMUM IN, thread_length: 1.250 INCHES MAXIMUM IN, fastener_length: 4.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-474-9743, 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
124-4554421
NSN: 5315-01-474-9743
NIINs: 014749743, 014753431
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleFILLISTER
grip_length3.125 INCHES MAXIMUM IN
grip_diameter1.250 INCHES MAXIMUM IN
thread_length1.250 INCHES MAXIMUM IN
fastener_length4.375 INCHES MAXIMUM IN
special_featuresOVERALL DIAMETER 0.500 INCHES IN
thread_directionRIGHT-HAND
pin_overall_length2.750 INCHES NOMINAL IN
end_item_identificationAIRCRAFT CARRIER CVN 68
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch28
NSN5315-01-474-9743
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 124-4554421 · 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
•
PIN OVERALL LENGTH: 2.750 INCHES NOMINAL IN
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
PIN OVERALL LENGTH2.750 INCHES NOMINAL IN
SPECIAL FEATURESOVERALL DIAMETER 0.500 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYSECURING PIN ASSEMBLY
END ITEM IDENTIFICATIONAIRCRAFT CARRIER CVN 68
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 124-4554421?
124-4554421 is a BOLT,MACHINE.
What is the NSN for 124-4554421?
124-4554421 is cataloged in the U.S. Government catalog under NSN 5315-01-474-9743. 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.