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21-1675 — CAPACITOR,FIXED,CERAMIC DIELECTR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

21-1675: CAPACITOR,FIXED,CERAMIC DIELECTR.

CAPACITOR,FIXED,CERAMIC DIELECTR. Key specifications include material: CELLULOSE OVERALL, nut_style: HEXAGON, thickness: 0.008 INCHES MINIMUM AND 0.010 INCHES MAXIMUM IN, nut_height: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN, thread_class: 3B, hole_diameter: 0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-373-8396, 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→ 21-1675
NSN: 5310-00-373-8396
NIINs: 003738396, 006418247, 012438171, 014687675
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialCELLULOSE OVERALL
nut_styleHEXAGON
thickness0.008 INCHES MINIMUM AND 0.010 INCHES MAXIMUM IN
nut_height0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
thread_class3B
hole_diameter0.089 INCHES MINIMUM AND 0.091 INCHES MAXIMUM IN
thread_seriesUNF
hardness_rating25.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
overall_diameter0.188 INCHES MINIMUM AND 0.192 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_across_flats1.431 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN
nominal_thread_size1.250 INCHES IN
NSN5310-00-373-8396
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 21-1675 · 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: 1.431 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN
•
THREAD SERIES: UNF
•
HARDNESS RATING: 25.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 1.250 INCHES IN
•
NUT HEIGHT: 0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
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
WIDTH ACROSS FLATS1.431 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN
THREAD SERIESUNF
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 33.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.250 INCHES IN
NUT HEIGHT0.200 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
NUT STYLEHEXAGON
THREAD CLASS3B
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 21-1675?
21-1675 is a CAPACITOR,FIXED,CERAMIC DIELECTR. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 21-1675?
21-1675 is cataloged in the U.S. Government catalog under NSN 5310-00-373-8396. This indicates validated use in U.S. government and defense supply chains.
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