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20501-36 — NUT,PLAIN,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

20501-36: NUT,PLAIN,HEXAGON.

The NUT,PLAIN,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-022-5851, 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
20501-36
NSN: 5310-00-022-5851
FSC: 5310 — Nuts and Washers
CAGE: 83298 — ALLIED SIGNAL INC AEROSPACE EQUIPMENT SYSTEMS EATONTOWN SITE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
width_across_flats0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch28
nondefinitive_spec/std_dataA TYPE
NSN5310-00-022-5851
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20501-36 · 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: 0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
•
THREAD SERIES: UNF
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NONDEFINITIVE SPEC/STD DATA: A TYPE
•
NUT HEIGHT: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
NUT STYLE: HEXAGON
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.4280 INCHES MINIMUM AND 0.4375 INCHES MAXIMUM IN
THREAD SERIESUNF
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
NONDEFINITIVE SPEC/STD DATAA TYPE
NUT HEIGHT0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD QUANTITY PER INCH28
SUBSTITUTES & CROSS-REFERENCES 6
225851Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
503437Reference document
Same NSN cross-reference
Reference document — Secondary reference
FFB571TYPEAReference document
Same NSN cross-reference
Reference document — Identification reference
BBTX3BA1Reference document
Same NSN cross-reference
Reference document — Secondary reference
A165066Reference document
Same NSN cross-reference
Reference document — Secondary reference
200109Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 20501-36?
20501-36 is a NUT,PLAIN,HEXAGON.
What parts can replace 20501-36?
There are 6 known substitutes for 20501-36: 225851, 503437, FFB571TYPEA and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20501-36?
20501-36 is cataloged in the U.S. Government catalog under NSN 5310-00-022-5851. This indicates validated use in U.S. government and defense supply chains.
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