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143053 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

143053: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: SLOTTED, HEXAGON, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, head_style: HEXAGON, nut_height: 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN, body_height: 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-141-3004, 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
143053
NSN: 5310-00-141-3004
NIINs: 001413004, 004341705, 005608072
FSC: 5310 — Nuts and Washers
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSLOTTED, HEXAGON
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
head_styleHEXAGON
nut_height0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
body_height0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
body_length0.796 INCHES MAXIMUM IN
thread_class2A A
thread_seriesUNF
fastener_length1.000 INCHES NOMINAL IN
hardness_rating19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
special_featuresSTOTTED HUB; FOUR SLOTS
NSN5310-00-141-3004
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 143053 · 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: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
BEARING SURFACE FINISH: 60.0 MICROINCHES
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SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD SERIES: UNF
•
HARDNESS RATING: 19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6325 ASSN STD 2ND MATERIAL RESPONSE OVERALL
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FEATURES PROVIDED: CASEHARDENED
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
BEARING SURFACE FINISH60.0 MICROINCHES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNF
HARDNESS RATING19.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6320 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6325 ASSN STD 2ND MATERIAL RESPONSE OVERALL
FEATURES PROVIDEDCASEHARDENED
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
NUT HEIGHT0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 3
80262Reference document
Same NSN cross-reference
Reference document — Secondary reference
AN150433Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
397151Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 143053?
143053 is a MICROCIRCUIT,DIGITAL.
What parts can replace 143053?
There are 3 known substitutes for 143053: 80262, AN150433, 397151. Substitute compatibility should be verified for your specific system.
What is the NSN for 143053?
143053 is cataloged in the U.S. Government catalog under NSN 5310-00-141-3004. This indicates validated use in U.S. government and defense supply chains.
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