PartsTable
Technical Data Sheet
28404 ✓ Verified by PartsTable
Freecom · 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 toughest drive there is!<br>In today’s world mobility has become a key factor. People who are on the road carry their whole office with them. Notebook, mobile phone, PDA, external hard drive… Imagine what can happen when you’re late for a flight, running to the gate, and your external hard drive accidentally falls from your notebook case or out of your jacket pocket onto the floor… it breaks.

Hundreds of hours of work, gigabytes of spreadsheets, documents, photo’s… all gone. Not anymore! Freecom introduces the ToughDrive. The ideal external storage solution for people on the move.

Fitted with an internal anti-shock frame and a<br>unique soft silicon cover, it can withstand bumps and drops so your drive is still fully functional after it has dropped. The ToughDrive ensures you can still access your valuable files.<br>A safe feeling. Provided by Freecom.<br><br>- Durable, soft silicon cover, ideal for mobile computing <br>- Internal anti-shock mechanism insulating the hard drive from This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-107-1600, indicating validated use in U.S.

government and defense logistics supply chains.

WHERE IT FITS
28404
NSN: 5310-00-107-1600
FSC: 5310
CAGE: 64104 — DRESSER, LLC (USA)
SPECIFICATIONS
materialPLASTIC
body_shapeRECTANGULAR
overall_width914.0 MILLIMETERS NOMINAL MM
overall_height102.0 MILLIMETERS NOMINAL MM
overall_length2438.0 MILLIMETERS NOMINAL MM
supplementary_featuresCOULEUR JAUNE, SOUPLE, RESISTANT AUX ACIDES BASES, CONDITIONNEMENT A L'UNITE
part_name_assigned_by_controlling_agencyMAINTENANCE SPILL BERMS
NSN5310-00-107-1600
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 28404 · Freecom ⚠ 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
BEARING SURFACE TYPE: FLAT OR WASHER FACED
THREAD QUANTITY PER INCH: 24
THREAD SERIES: UNF
NOMINAL THREAD SIZE: 0.375 INCHES IN
NUT STYLE: CASTELLATED, HEXAGON
MATERIAL: ALUMINUM ALLOY OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MAGNETIC PERMEABILITY LESS THAN 1.2 BEFORE FABRICATION AND NOTGREATER THAN 2.0 AFTER FABRICATION AS MEASURED IN A 200 OERSTED FIELD
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
BEARING SURFACE TYPEFLAT OR WASHER FACED
THREAD QUANTITY PER INCH24
THREAD SERIESUNF
NOMINAL THREAD SIZE0.375 INCHES IN
NUT STYLECASTELLATED, HEXAGON
MATERIALALUMINUM ALLOY OVERALL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMAGNETIC PERMEABILITY LESS THAN 1.2 BEFORE FABRICATION AND NOTGREATER THAN 2.0 AFTER FABRICATION AS MEASURED IN A 200 OERSTED FIELD
THREAD CLASS2B
NUT HEIGHT0.656 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
6AB16Interchangeable
interchangeable cross-reference
interchangeable
999555Interchangeable
interchangeable cross-reference
interchangeable
35AWWC12K612Interchangeable
interchangeable cross-reference
interchangeable
250-29245 ITEM 2Interchangeable
interchangeable cross-reference
interchangeable
250-29245 IT 2Interchangeable
interchangeable cross-reference
interchangeable
28404Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28404?
28404 is a MOTOR,WINDSHIELD WIPER,ELECTRIC manufactured by Freecom.
What parts can replace 28404?
There are 7 known substitutes for 28404: 6AB16, 999555, 35AWWC12K612 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28404?
28404 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-107-1600. This indicates validated use in U.S. government and defense supply chains.
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