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5272-01 — RING ASSEMBLY,ELECTRICAL CONTACT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5272-01: RING ASSEMBLY,ELECTRICAL CONTACT.

RING ASSEMBLY,ELECTRICAL CONTACT. Key specifications include width: 0.125 INCHES NOMINAL IN, diameter: 3.687 INCHES NOMINAL IN, material: STEEL COMP 416F OVERALL, nut_style: HEXAGON, nut_height: 0.190 INCHES NOMINAL IN, gross_weight: 89.0 SHIPPING CONTAINER POUNDS. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-857-9999, 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
5272-01
NSN: 5310-00-857-9999
NIINs: 008579999, 009421199, 011369214, 011816032, 014403598
FSC: 5310 — Nuts and Washers
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
width0.125 INCHES NOMINAL IN
diameter3.687 INCHES NOMINAL IN
materialSTEEL COMP 416F OVERALL
nut_styleHEXAGON
nut_height0.190 INCHES NOMINAL IN
gross_weight89.0 SHIPPING CONTAINER POUNDS
thread_class2B
cubic_measure4.8000 CUBIC FEET
thread_seriesUNEF
overall_length2.000 INCHES NOMINAL IN
fastener_length25.0 MILLIMETERS MAXIMUM MM
hardness_rating30.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
NSN5310-00-857-9999
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5272-01 · 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: 0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
•
THREAD SERIES: UNEF
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
•
HOLE CONFIGURATION STYLE: CONFIGURATION B
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
NUT HEIGHT: 0.190 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
THREAD SERIESUNEF
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
HOLE CONFIGURATION STYLECONFIGURATION B
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.375 INCHES IN
NUT HEIGHT0.190 INCHES NOMINAL IN
DRILLED HOLE DIAMETER0.042 INCHES NOMINAL IN
COUNTERSINK ANGLE85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5272-01?
5272-01 is a RING ASSEMBLY,ELECTRICAL CONTACT.
What is the NSN for 5272-01?
5272-01 is cataloged in the U.S. Government catalog under NSN 5310-00-857-9999. This indicates validated use in U.S. government and defense supply chains.
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