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885F052025 ITEM 4 — 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 NUT,PLAIN,PLATE is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 6061 OVERALL, nut_style: PLATE, nut_height: 0.688 INCHES NOMINAL IN, plate_width: 1.625 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-01-061-3189, 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
885F052025 ITEM 4
NSN: 5310-01-061-3189
FSC: 5310
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 6061 OVERALL
nut_stylePLATE
nut_height0.688 INCHES NOMINAL IN
plate_width1.625 INCHES NOMINAL IN
thread_class2B
thread_seriesUNF
plate_thickness0.156 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentCHROMATE OVERALL
nominal_thread_size0.375 INCHES IN
mounting_hole_diameter0.154 INCHES NOMINAL IN
nut_mounting_provisionCOUNTERSUNK HOLES
NSN5310-01-061-3189
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 885F052025 ITEM 4 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NUT MOUNTING PROVISION: COUNTERSUNK HOLES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541,CL 1 A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
•
MOUNTING HOLE DIAMETER: 0.154 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 24
•
MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES
•
NOMINAL THREAD SIZE: 0.375 INCHES IN
•
MOUNTING HOLE COUNTERSINK ANGLE: 77.0 DEGREES MINIMUM AND 87.0 DEGREES MAXIMUM
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11,T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NUT MOUNTING PROVISIONCOUNTERSUNK HOLES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541,CL 1 A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A
MOUNTING HOLE DIAMETER0.154 INCHES NOMINAL IN
THREAD QUANTITY PER INCH24
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
NOMINAL THREAD SIZE0.375 INCHES IN
MOUNTING HOLE COUNTERSINK ANGLE77.0 DEGREES MINIMUM AND 87.0 DEGREES MAXIMUM
THREAD SERIESUNF
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.589 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
52592InterchangeableGOVERNMENT REGISTRY
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ANASM6InterchangeableGOVERNMENT REGISTRY
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80760InterchangeableGOVERNMENT REGISTRY
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1M5703InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/11InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
BX-9726InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 885F052025 ITEM 4?
885F052025 ITEM 4 is a NUT,PLAIN,PLATE.
What parts can replace 885F052025 ITEM 4?
There are 12 known substitutes for 885F052025 ITEM 4: 52592, ANASM6, 80760 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 885F052025 ITEM 4?
885F052025 ITEM 4 is cataloged in the Federal Logistics Information System under NSN 5310-01-061-3189. This indicates validated use in U.S. government and defense supply chains.
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Last verified: October 2026