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123394 ✓ Verified by PartsTable
Hama · 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

- For increasing the signal strength<br>- Signal amplification by 25 decibels<br>- Attenuator for optimal adjustment of the input signal<br>- Signal amplification by 25 dB<br>- Plug housing with power LED and on/off power switch<br>- Built-in power supply unit 230V/50Hz This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-281-3337, 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
123394
NSN: 5310-00-281-3337
FSC: 5310
CAGE: 50870 — ARNOLD A SEMLER INC (USA)
SPECIFICATIONS
materialSTEEL
thickness0.031 INCHES NOMINAL IN
hole_diameter1.188 INCHES NOMINAL IN
overall_width3.156 INCHES NOMINAL IN
overall_height2.531 INCHES NOMINAL IN
overall_diameter1.625 INCHES NOMINAL IN
style_designatorBLANK, VENTILATED
surface_treatmentCADMIUM OVERALL
material_thickness0.125 INCHES NOMINAL IN
mounting_provisionUNTHREADED HOLE
fsc_application_dataTELETYPE AND FACSIMILE EQUIPMENT
peripheral_shape_styleROUND
NSN5310-00-281-3337
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 123394 · Hama ⚠ 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
•
HOLE DIAMETER: 1.188 INCHES NOMINAL IN
•
OVERALL DIAMETER: 1.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
PERIPHERAL SHAPE STYLE: ROUND
•
CENTER HOLE SHAPE STYLE: ROUND
•
THICKNESS: 0.031 INCHES NOMINAL IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER1.188 INCHES NOMINAL IN
OVERALL DIAMETER1.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
PERIPHERAL SHAPE STYLEROUND
CENTER HOLE SHAPE STYLEROUND
THICKNESS0.031 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
61-FInterchangeable
interchangeable cross-reference
interchangeable
4-060110BInterchangeable
interchangeable cross-reference
interchangeable
123394Interchangeable
interchangeable cross-reference
interchangeable
28885Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 123394?
123394 is a PANEL,BLANK manufactured by Hama.
What parts can replace 123394?
There are 4 known substitutes for 123394: 61-F, 4-060110B, 123394 and 1 more. Substitute compatibility should be verified for your specific system.
Is 123394 still available?
123394 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026