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H404D ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,SHAFT is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-420-1742, 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
H404D
NSN: 5310-00-420-1742
FSC: 5310
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)
SPECIFICATIONS
general_characteristics_item_descriptionBRONZE; 1.000-16 IN-2B THD; LH THD; 2.065 IN. DIA; 0.690 IN. THK; 0.240 IN. DRIVE POINT DIA; 2 DRIVE POINT QTY; FURNISHED W/ONE SETSCREW IN
NSN5310-00-420-1742
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: H404D · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: BRONZE; 1.000-16 IN-2B THD; LH THD; 2.065 IN. DIA; 0.690 IN. THK; 0.240 IN. DRIVE POINT DIA; 2 DRIVE POINT QTY; FURNISHED W/ONE SETSCREW IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBRONZE; 1.000-16 IN-2B THD; LH THD; 2.065 IN. DIA; 0.690 IN. THK; 0.240 IN. DRIVE POINT DIA; 2 DRIVE POINT QTY; FURNISHED W/ONE SETSCREW IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
24280Interchangeable
interchangeable cross-reference
interchangeable
7530-00-160-8477Interchangeable
interchangeable cross-reference
interchangeable
11306Interchangeable
interchangeable cross-reference
interchangeable
3000306Interchangeable
interchangeable cross-reference
interchangeable
KR5587Interchangeable
interchangeable cross-reference
interchangeable
976315Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H404D?
H404D is a NUT,SHAFT.
What parts can replace H404D?
There are 11 known substitutes for H404D: 24280, 7530-00-160-8477, 11306 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for H404D?
H404D is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-420-1742. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026