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20531 — TRANSFORMER,AUDIO FREQUENCY

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

20531: TRANSFORMER,AUDIO FREQUENCY.

The TRANSFORMER,AUDIO FREQUENCY is a Clementoni industrial component. Key specifications include material: STEEL COMP 1212 NUT, nut_style: CLINCH, body_width: 7.312 INCHES NOMINAL IN, nut_height: 0.415 INCHES NOMINAL IN, body_height: 6.375 INCHES NOMINAL IN, body_length: 10.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-045-8320, 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→ 20531
NSN: 5310-00-045-8320
NIINs: 000458320, 002631029, 008165637, 008919145, 011594040, 015049270, 015908109, 016816960, 016988335
FSC: 5310 — Nuts and Washers
CAGE: 06425 — THE PRESRAY CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 1212 NUT
nut_styleCLINCH
body_width7.312 INCHES NOMINAL IN
nut_height0.415 INCHES NOMINAL IN
body_height6.375 INCHES NOMINAL IN
body_length10.750 INCHES NOMINAL IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
pilot_length0.165 INCHES NOMINAL IN
thread_class3B
thread_seriesUNF
turn_quantity9-1/2 SINGLE COMPONENT SINGLE WINDING
current_rating0.500 AMPERES
NSN5310-00-045-8320
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20531 · Clementoni ⚠ 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: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
•
THREAD SERIES: UNF
•
TEMP RATING: 250.0 FAHRENHEIT NOMINAL DEGF
•
NUT COUNTERBORE DEPTH: 0.165 INCHES NOMINAL NUT IN
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
COUNTERBORE DIAMETER: 0.220 INCHES NOMINAL NUT IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.375 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
THREAD SERIESUNF
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
NUT COUNTERBORE DEPTH0.165 INCHES NOMINAL NUT IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.190 INCHES IN
COUNTERBORE DIAMETER0.220 INCHES NOMINAL NUT IN
PILOT DIAMETER0.275 INCHES NOMINAL IN
PILOT LENGTH0.165 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
F22NC5-02Reference document
Same NSN cross-reference
Reference document — Secondary reference
333-0284-000Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20531?
20531 is a TRANSFORMER,AUDIO FREQUENCY manufactured by Clementoni. It is classified as a MRO (MRO_GENERAL).
What parts can replace 20531?
There are 2 known substitutes for 20531: F22NC5-02, 333-0284-000. Substitute compatibility should be verified for your specific system.
What is the NSN for 20531?
20531 is cataloged in the U.S. Government catalog under NSN 5310-00-045-8320. This indicates validated use in U.S. government and defense supply chains.
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