PartsTable
Technical Data Sheet
0405-25 ✓ 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 SALIVA EJECTOR,DENTAL is a the manufacturer industrial component. Key specifications include special_features: PLASTIC; DISPOSABLE; FOR USE WITH DENTAL OPERATING UNIT; UNIT PKG: 200, supplementary_features: THIS ITEM IS NOT PROCURABLE. IT IS ONLY FOR USE BY MILITARY ASSEMBLIES.

PLEASE USE NSN 6520-01-384-9297, part_name_assigned_by_controlling_agency: SALIVA EJECTOR DEN PLAS DISPOSALBE UNIT W DENTAL OPERATING UNIT 20S. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-208-4694, 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
0405-25
NSN: 5310-00-208-4694
FSC: 5310
CAGE: 02769 — LOCKHEED MARTIN CORPORATION DIV RMS (USA)
SPECIFICATIONS
special_featuresPLASTIC; DISPOSABLE; FOR USE WITH DENTAL OPERATING UNIT; UNIT PKG: 200
supplementary_featuresTHIS ITEM IS NOT PROCURABLE. IT IS ONLY FOR USE BY MILITARY ASSEMBLIES. PLEASE USE NSN 6520-01-384-9297
part_name_assigned_by_controlling_agencySALIVA EJECTOR DEN PLAS DISPOSALBE UNIT W DENTAL OPERATING UNIT 20S
NSN5310-00-208-4694
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0405-25 · 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
PILOT DIAMETER: 0.165 INCHES NOMINAL IN
SURFACE TREATMENT: CADMIUM OVERALL
THREAD QUANTITY PER INCH: 40
NOMINAL THREAD SIZE: 0.112 INCHES IN
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
THREAD CLASS: 2B
THREAD DIRECTION: RIGHT-HAND
NUT DIAMETER: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
PILOT DIAMETER0.165 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OVERALL
THREAD QUANTITY PER INCH40
NOMINAL THREAD SIZE0.112 INCHES IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
NUT DIAMETER0.250 INCHES NOMINAL IN
NUT STYLECLINCH
PILOT LENGTH0.030 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
539-030-001-603Interchangeable
interchangeable cross-reference
interchangeable
54400-603Interchangeable
interchangeable cross-reference
interchangeable
54400Interchangeable
interchangeable cross-reference
interchangeable
MIL-G-14609Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0405-25?
0405-25 is a SALIVA EJECTOR,DENTAL.
What parts can replace 0405-25?
There are 15 known substitutes for 0405-25: 539-030-001-603, 54400-603, 54400 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0405-25?
0405-25 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-208-4694. This indicates validated use in U.S. government and defense supply chains.
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