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Technical Data Sheet

X1601 — Technical Data Sheet

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— · 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 CUP,GREASE is a the manufacturer industrial component. Key specifications include height: 1.5000 INCHES NOMINAL IN, material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.219 INCHES NOMINAL IN, shank_length: 0.3125 INCHES NOMINAL IN, thread_class: 3A A. This part is cataloged in the Federal Logistics Information System under NSN 5310-00-012-2230, 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
X1601
NSN: 5310-00-012-2230
FSC: 5310
CAGE: 73460 — EATON CORP TRANSMISSION DIV (USA)
SPECIFICATIONS
height1.5000 INCHES NOMINAL IN
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.219 INCHES NOMINAL IN
shank_length0.3125 INCHES NOMINAL IN
thread_class3A A
thread_seriesUNF
style_designatorSTRAIGHT, CAP FEED
thread_directionRIGHT-HAND
width_across_flats0.563 INCHES NOMINAL IN
nominal_thread_size0.375 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
NSN5310-00-012-2230
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: X1601 · 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
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH ACROSS FLATS: 0.563 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
THREAD QUANTITY PER INCH: 24
•
THREAD SERIES: UNF
•
NUT STYLE: HEXAGON
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
THREAD DIRECTIONRIGHT-HAND
WIDTH ACROSS FLATS0.563 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.375 INCHES IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH24
THREAD SERIESUNF
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY NUT HEIGHT
NUT HEIGHT0.219 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
9729InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
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H9729InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
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F1126C0NInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
T65MSInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
5578186InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
7520439InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLEDGOVERNMENT REGISTRY
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is X1601?
X1601 is a CUP,GREASE.
What parts can replace X1601?
There are 21 known substitutes for X1601: 9729, H9729, F1126C0N and 18 more. Substitute compatibility should be verified for your specific system.
Is X1601 still available?
X1601 is currently cancelled.
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