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3-5446 — CAPACITOR,VARIABLE,MICA DIELECTR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

3-5446: CAPACITOR,VARIABLE,MICA DIELECTR.

CAPACITOR,VARIABLE,MICA DIELECTR. Key specifications include inlet_valve: NOT PROVIDED, outlet_valve: NOT PROVIDED, special_features: USED ON MODEL T-3A AIRHORN,FIG.313; REQUIRES 6-LOCKWASHERS AND 6-5/16HEXHEAD X 1-1/4INCH SCREWS A, mounting_facility_type: BRACKET. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-147-5291, 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
3-5446
NSN: 5325-00-147-5291
NIINs: 001475291, 013460740
FSC: 5325 — Fastening Devices
CAGE: 00198 — PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. (CAN)
SPECIFICATIONS
inlet_valveNOT PROVIDED
outlet_valveNOT PROVIDED
special_featuresUSED ON MODEL T-3A AIRHORN,FIG.313; REQUIRES 6-LOCKWASHERS AND 6-5/16HEXHEAD X 1-1/4INCH SCREWS A
mounting_facility_typeBRACKET
NSN5325-00-147-5291
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 3-5446 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
LENGTH: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
•
INSERT SIZE: 0.4375 IN-19NS-3A A
•
STYLE DESIGNATOR: SLOTTED
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
SLOT DEPTH: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
THREAD QUANTITY PER INCH: 28
•
MATERIAL: STEEL COMP 1212 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
LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
INSERT SIZE0.4375 IN-19NS-3A A
STYLE DESIGNATORSLOTTED
NOMINAL THREAD SIZE0.250 INCHES IN
SLOT DEPTH0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
THREAD QUANTITY PER INCH28
MATERIALSTEEL COMP 1212 OVERALL
THREAD SERIES DESIGNATORUNF
SLOT WIDTH0.084 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 3-5446?
3-5446 is a CAPACITOR,VARIABLE,MICA DIELECTR.
What is the NSN for 3-5446?
3-5446 is cataloged in the U.S. Government catalog under NSN 5325-00-147-5291. This indicates validated use in U.S. government and defense supply chains.
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