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1JC8039H04 ✓ 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 WASHER,SADDLE is a the manufacturer industrial component. Key specifications include radius: 0.406 INCHES NOMINAL IN, material: STEEL OVERALL, hole_diameter: 0.128 INCHES NOMINAL IN, overall_width: 0.578 INCHES NOMINAL IN, overall_height: 0.094 INCHES NOMINAL IN, overall_length: 0.516 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-795-3029, 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
1JC8039H04
NSN: 5310-00-795-3029
FSC: 5310
CAGE: 97942 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
radius0.406 INCHES NOMINAL IN
materialSTEEL OVERALL
hole_diameter0.128 INCHES NOMINAL IN
overall_width0.578 INCHES NOMINAL IN
overall_height0.094 INCHES NOMINAL IN
overall_length0.516 INCHES NOMINAL IN
style_designatorSADDLE
surface_treatmentCADMIUM OVERALL
NSN5310-00-795-3029
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1JC8039H04 · 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
•
RADIUS: 0.406 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: SADDLE
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.128 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL WIDTH0.578 INCHES NOMINAL IN
RADIUS0.406 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORSADDLE
SURFACE TREATMENTCADMIUM OVERALL
HOLE DIAMETER0.128 INCHES NOMINAL IN
OVERALL LENGTH0.516 INCHES NOMINAL IN
OVERALL HEIGHT0.094 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
D128Interchangeable
interchangeable cross-reference
interchangeable
15453-001Interchangeable
interchangeable cross-reference
interchangeable
D12H127-1Interchangeable
interchangeable cross-reference
interchangeable
3-0056Interchangeable
interchangeable cross-reference
interchangeable
1270-053-4184Interchangeable
interchangeable cross-reference
interchangeable
17330Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1JC8039H04?
1JC8039H04 is a WASHER,SADDLE.
What parts can replace 1JC8039H04?
There are 8 known substitutes for 1JC8039H04: D128, 15453-001, D12H127-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1JC8039H04?
1JC8039H04 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-795-3029. 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