PartsTable
Technical Data Sheet
4912542-00 ✓ 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 NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, nut_height: 0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND, surface_treatment: PASSIVATE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-050-2159, 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
4912542-00
NSN: 5310-00-050-2159
FSC: 5310
CAGE: 03956 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 317 OR STEEL COMP 347 OVERALL
nut_styleHEXAGON
nut_height0.117 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
width_across_flats0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
nominal_thread_size0.190 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch32
nondefinitive_spec/std_data2 TYPE AND 13 STYLE AND A CONDITION
NSN5310-00-050-2159
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4912542-00 · 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: WASHER FACED
THREAD QUANTITY PER INCH: 32
NOMINAL THREAD SIZE: 0.190 INCHES IN
THREAD SERIES: UNF
THREAD CLASS: 2B
NUT HEIGHT: 0.115 INCHES NOMINAL IN
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLEHEXAGON
BEARING SURFACE TYPEWASHER FACED
THREAD QUANTITY PER INCH32
NOMINAL THREAD SIZE0.190 INCHES IN
THREAD SERIESUNF
THREAD CLASS2B
NUT HEIGHT0.115 INCHES NOMINAL IN
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD DIRECTIONRIGHT-HAND
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
A50900-076Interchangeable
interchangeable cross-reference
interchangeable
147237-1Interchangeable
interchangeable cross-reference
interchangeable
MS35650-104Interchangeable
interchangeable cross-reference
interchangeable
2074176-3407Interchangeable
Same NIIN cross-reference
interchangeable
203MT051P021Interchangeable
Same NIIN cross-reference
interchangeable
203MS050P021Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4912542-00?
4912542-00 is a NUT,PLAIN,HEXAGON.
What parts can replace 4912542-00?
There are 6 known substitutes for 4912542-00: A50900-076, 147237-1, MS35650-104 and 3 more. Substitute compatibility should be verified for your specific system.
Is 4912542-00 still available?
4912542-00 is currently cancelled.
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