PartsTable
Technical Data Sheet
300-190 ✓ Verified by PartsTable
· MRO · MRO_GENERAL
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 CAPACITOR,FIXED,ELECTROLYTIC is a the manufacturer cache protection component designed to preserve data integrity during power loss events in enterprise server and storage controller environments. Key specifications include material: ALUMINUM ALLOY OVERALL, nut_style: PIPE LOCKNUT, body_style: W/O MTG FACILITIES, AXIAL TERMINALS, nut_height: 0.220 INCHES NOMINAL IN, body_length: 1.575 INCHES NOMINAL IN, thread_class: 2B. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-273-7771, 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
MRO MRO_GENERAL 300-190
NSN: 5310-00-273-7771
FSC: 5310
CAGE: 65282 — WHITE MOTOR CORP (USA)
SPECIFICATIONS
materialALUMINUM ALLOY OVERALL
nut_stylePIPE LOCKNUT
body_styleW/O MTG FACILITIES, AXIAL TERMINALS
nut_height0.220 INCHES NOMINAL IN
body_length1.575 INCHES NOMINAL IN
thread_class2B
body_diameter0.882 INCHES NOMINAL IN
thread_seriesNPSL
terminal_length1.575 INCHES NOMINAL IN
ball_seat_radius0.875 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedCASEHARDENED
NSN5310-00-273-7771
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 300-190 · 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: 1.480 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
THREAD CLASS: 2B
THREAD QUANTITY PER INCH: 16
NOMINAL THREAD SIZE: 0.750 INCHES IN
FEATURES PROVIDED: CASEHARDENED
THREAD SERIES: UNF
MATERIAL: STEEL OVERALL
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS1.480 INCHES MINIMUM AND 1.505 INCHES MAXIMUM IN
THREAD CLASS2B
END ITEM IDENTIFICATIONSHIPBOARD MATERIAL HANDLING EQUIPMENT (MHE),WASP CLASS LHD,TRAILER, SEMI (M860A1),CHASSIS, TRUCK (TSS),TRUCK, TRACTOR (M911 & M746) (HET),HEMAT (M989), FAMILY OF MEDIUM TACTICAL VEHICLES -MEDIUM,ARMORED SECURITY VEHICLE, MODEL XM1117, SUPPORT EQUIPMENT, B-1 AIRCRAFT, TRUCK, FIRE/CRASH P8 AND MRAP; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
THREAD QUANTITY PER INCH16
NOMINAL THREAD SIZE0.750 INCHES IN
FEATURES PROVIDEDCASEHARDENED
THREAD SERIESUNF
MATERIALSTEEL OVERALL
BALL SEAT RADIUS0.875 INCHES NOMINAL IN
THREAD DIRECTIONLEFT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
73934Interchangeable
interchangeable cross-reference
interchangeable
X1041Interchangeable
interchangeable cross-reference
interchangeable
12277780Interchangeable
interchangeable cross-reference
interchangeable
10224927Interchangeable
interchangeable cross-reference
interchangeable
300116-7Interchangeable
interchangeable cross-reference
interchangeable
37889Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy 300-190?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 300-190?
300-190 is a CAPACITOR,FIXED,ELECTROLYTIC. It is classified as a MRO (MRO_GENERAL).
What parts can replace 300-190?
There are 24 known substitutes for 300-190: 73934, X1041, 12277780 and 21 more. Substitute compatibility should be verified for your specific system.
Is 300-190 still available?
300-190 is currently cancelled.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 300-190