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A1719 ✓ 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 FUSEHOLDER,RECEPTACLE is a the manufacturer industrial component. Key specifications include diameter: 0.188 INCHES NOMINAL IN, material: ALUMINUM ALLOY ILLUMINATION DIRECTING DEVICE, overall_length: 2.625 INCHES NOMINAL IN, mounting_method: SCREW, overall_diameter: 0.781 INCHES NOMINAL IN, special_features: OCP, WITH BAGBY GREEN 67204 AND BLACK 67138. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3412, 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
A1719
NSN: 5315-00-010-3412
FSC: 5315
CAGE: 37159 — LUFKIN INDUSTRIES, INC. DBA POWER TRANSMISSION (USA)
SPECIFICATIONS
diameter0.188 INCHES NOMINAL IN
materialALUMINUM ALLOY ILLUMINATION DIRECTING DEVICE
overall_length2.625 INCHES NOMINAL IN
mounting_methodSCREW
overall_diameter0.781 INCHES NOMINAL IN
special_featuresOCP, WITH BAGBY GREEN 67204 AND BLACK 67138
style_designatorSLOT TYPE
underloop_length2.250 INCHES NOMINAL IN
attachment_methodHOOK FASTENER TAPE
features_providedEMBROIDERED
surface_treatmentPAINT ILLUMINATION DIRECTING DEVICE
design_designation53RD SIGNAL BRIGADE
NSN5315-00-010-3412
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A1719 · 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: STANDARD
•
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 4 CLASS
•
DIAMETER: 0.188 INCHES NOMINAL IN
•
UNDERLOOP LENGTH: 2.250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSTANDARD
NONDEFINITIVE SPEC/STD DATAB TYPE AND 4 CLASS
DIAMETER0.188 INCHES NOMINAL IN
UNDERLOOP LENGTH2.250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 33
0590-0039Interchangeable
interchangeable cross-reference
interchangeable
C6800-632-1Interchangeable
interchangeable cross-reference
interchangeable
59-70Interchangeable
interchangeable cross-reference
interchangeable
40-297Interchangeable
interchangeable cross-reference
interchangeable
BP1298Interchangeable
interchangeable cross-reference
interchangeable
10904B1032-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1719?
A1719 is a FUSEHOLDER,RECEPTACLE.
What parts can replace A1719?
There are 33 known substitutes for A1719: 0590-0039, C6800-632-1, 59-70 and 30 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A1719?
A1719 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3412. 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