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PartsTable / COMPONENT / MS51848-10
MS51848-10 ✓ 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 WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-143-6272, 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
MS51848-10
NSN: 5310-00-143-6272
FSC: 5310
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
NSN5310-00-143-6272
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS51848-10 · 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
•
HOLE DIAMETER: 0.255 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
•
SPECIFICATION/STANDARD DATA: 80205-NAS1676 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
NONDEFINITIVE SPEC/STD DATA: A CLASS AND 5 STYLE
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.263 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA80205-NAS1676 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
END ITEM IDENTIFICATIONMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
NONDEFINITIVE SPEC/STD DATAA CLASS AND 5 STYLE
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
MATERIAL THICKNESS0.078 INCHES MINIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
MS51848-10Interchangeable
interchangeable cross-reference
interchangeable
125-2119083 PIEInterchangeable
interchangeable cross-reference
interchangeable
1324Interchangeable
interchangeable cross-reference
interchangeable
1324CInterchangeable
interchangeable cross-reference
interchangeable
AEQ-1324Interchangeable
interchangeable cross-reference
interchangeable
AS5169-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS51848-10?
MS51848-10 is a WASHER,LOCK.
What parts can replace MS51848-10?
There are 16 known substitutes for MS51848-10: MS51848-10, 125-2119083 PIE, 1324 and 13 more. Substitute compatibility should be verified for your specific system.
Is MS51848-10 still available?
MS51848-10 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