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Technical Data Sheet
PartsTable / COMPONENT / 90527-5
90527-5 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The HEATER ASSEMBLY,WATER is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-016-7142, 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
90527-5
NSN: 5310-00-016-7142
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
general_characteristics_item_descriptionTHIS IS AN OIL FIRED HEATER MOUNTED ADJACENT TO THE WATER TANK OF THE A/S32P-19 FIRE TRUCK; IT KEEPS THE WATER FROM FREEZING
NSN5310-00-016-7142
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 90527-5 · 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
•
NUT STYLE: HEXAGON
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT
•
THREAD CLASS: 3B
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
MATERIAL: STEEL NUT
•
BEARING SURFACE FINISH: 125.0 MICROINCHES
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLEHEXAGON
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC ALL TREATMENT RESPONSES OVERALL EXCEPT INSERT
THREAD CLASS3B
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
MATERIALSTEEL NUT
BEARING SURFACE FINISH125.0 MICROINCHES
THREAD DIRECTIONRIGHT-HAND
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
HARDNESS RATING35.0 ROCKWELL C MAXIMUM
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
305-32Interchangeable
interchangeable cross-reference
interchangeable
702 5X1X1-1/4Interchangeable
interchangeable cross-reference
interchangeable
B363Interchangeable
interchangeable cross-reference
interchangeable
A101-741Interchangeable
interchangeable cross-reference
interchangeable
1741-1Interchangeable
interchangeable cross-reference
interchangeable
09016150Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 90527-5?
90527-5 is a HEATER ASSEMBLY,WATER.
What parts can replace 90527-5?
There are 20 known substitutes for 90527-5: 305-32, 702 5X1X1-1/4, B363 and 17 more. Substitute compatibility should be verified for your specific system.
Is 90527-5 still available?
90527-5 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026