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104343 — TOOL KIT,COMMUNICATION MECHANIC'

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

104343: TOOL KIT,COMMUNICATION MECHANIC'.

TOOL KIT,COMMUNICATION MECHANIC'. Key specifications include document_source: 6DQ79, component_quantity: 13, component_document_origin: INDUSTRIAL, part_name_assigned_by_controlling_agency: TOOL KIT, PHOENIX EVC. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-837-2953, 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
104343
NSN: 5310-00-837-2953
NIINs: 008372953, 011898982, 016979953
FSC: 5310 — Nuts and Washers
CAGE: 10639 — AVIONICS SPECIALTIES, INC. (USA)
SPECIFICATIONS
document_source6DQ79
component_quantity13
component_document_originINDUSTRIAL
part_name_assigned_by_controlling_agencyTOOL KIT, PHOENIX EVC
NSN5310-00-837-2953
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 104343 · 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
•
WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
•
THREAD SERIES: UNF
•
HOLE CONFIGURATION STYLE: CONFIGURATION A
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
NUT HEIGHT: 0.345 INCHES NOMINAL IN
•
DRILLED HOLE DIAMETER: 0.040 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
THREAD SERIESUNF
HOLE CONFIGURATION STYLECONFIGURATION A
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
NUT HEIGHT0.345 INCHES NOMINAL IN
DRILLED HOLE DIAMETER0.040 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
NUT STYLEHEXAGON
SUBSTITUTES & CROSS-REFERENCES 1
104B343Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 104343?
104343 is a TOOL KIT,COMMUNICATION MECHANIC'.
What parts can replace 104343?
There is 1 known substitute for 104343: 104B343. Substitute compatibility should be verified for your specific system.
What is the NSN for 104343?
104343 is cataloged in the U.S. Government catalog under NSN 5310-00-837-2953. 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.