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MJ-40 — EVAPORATOR ASSEMBLY,REFRIGERATIO

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MJ-40: EVAPORATOR ASSEMBLY,REFRIGERATIO.

EVAPORATOR ASSEMBLY,REFRIGERATIO. Key specifications include general_characteristics_item_description: 115 VOLTS; 60 HZ; SINGLE PHASE. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-596-5801, 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
MJ-40
NSN: 5310-00-596-5801
NIINs: 005965801, 012032116
FSC: 5310 — Nuts and Washers
CAGE: 019L2 — ESNA, LLC (USA)
SPECIFICATIONS
general_characteristics_item_description115 VOLTS; 60 HZ; SINGLE PHASE
NSN5310-00-596-5801
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MJ-40 · 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: 0.250 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-261,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-266,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE NUT
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
•
NUT HEIGHT: 0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.250 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-261,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-266,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE NUT
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.112 INCHES IN
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT0.133 INCHES MINIMUM AND 0.153 INCHES MAXIMUM IN
SPECIAL FEATURESBLUE FINISH
SURFACE TREATMENTANODIZE NUT
NUT STYLEHEXAGON
SUBSTITUTES & CROSS-REFERENCES 3
203MR018P001Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
3M136-04Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
GN10V440Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MJ-40?
MJ-40 is a EVAPORATOR ASSEMBLY,REFRIGERATIO.
What parts can replace MJ-40?
There are 3 known substitutes for MJ-40: 203MR018P001, 3M136-04, GN10V440. Substitute compatibility should be verified for your specific system.
What is the NSN for MJ-40?
MJ-40 is cataloged in the U.S. Government catalog under NSN 5310-00-596-5801. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.