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4026021P3 — STUD,PLAIN

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

4026021P3: STUD,PLAIN.

The STUD,PLAIN is a the manufacturer industrial component. Key specifications include material: STEEL, thread_class: 3A NUT THREAD A, thread_length: 0.960 INCHES MINIMUM AND 1.030 INCHES MAXIMUM NUT THREAD IN, overall_length: 1.810 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN, hardness_rating: 248.0 ROCKWELL C MINIMUM AND 341.0 ROCKWELL C MAXIMUM, thread_direction: RIGHT-HAND NUT THREAD. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-349-2544, 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
4026021P3
NSN: 5307-00-349-2544
FSC: 5307 — Studs
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL
thread_class3A NUT THREAD A
thread_length0.960 INCHES MINIMUM AND 1.030 INCHES MAXIMUM NUT THREAD IN
overall_length1.810 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN
hardness_rating248.0 ROCKWELL C MINIMUM AND 341.0 ROCKWELL C MAXIMUM
thread_directionRIGHT-HAND NUT THREAD
nominal_thread_size0.250 INCHES NUT THREAD IN
thread_pitch_diameters+0.1974 TO 0.2500 INCHES STUD THREAD IN
thread_quantity_per_inch20 STUD THREAD
thread_series_designatorUNS STUD THREAD
material_document_and_classificationAMS 5736 ASSN STD SINGLE MATERIAL RESPONSE
NSN5307-00-349-2544
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4026021P3 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD LENGTH: 0.690 INCHES MINIMUM AND 0.790 INCHES MAXIMUM STUD THREAD IN
•
HARDNESS RATING: 248.0 ROCKWELL C MINIMUM AND 341.0 ROCKWELL C MAXIMUM
•
THREAD PITCH DIAMETERS: +0.1974 TO 0.2500 INCHES STUD THREAD IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5736 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD DIRECTION: RIGHT-HAND STUD THREAD
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.690 INCHES MINIMUM AND 0.790 INCHES MAXIMUM STUD THREAD IN
THREAD LENGTH0.960 INCHES MINIMUM AND 1.030 INCHES MAXIMUM NUT THREAD IN
HARDNESS RATING248.0 ROCKWELL C MINIMUM AND 341.0 ROCKWELL C MAXIMUM
THREAD PITCH DIAMETERS+0.1974 TO 0.2500 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5736 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH1.810 INCHES MINIMUM AND 1.830 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND STUD THREAD
THREAD DIRECTIONRIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE0.250 INCHES NUT THREAD IN
NOMINAL THREAD SIZE0.250 INCHES STUD THREAD IN
OTHER ITEMS IN FSC 5307 — Studs
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5307-00-000-6436 5307-00-001-1578 5307-00-001-1761 5307-00-001-2366 5307-00-001-4491 5307-00-001-4624 5307-00-001-4625
SUBSTITUTES & CROSS-REFERENCES 1
5307PL0896288Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 4026021P3?
4026021P3 is a STUD,PLAIN.
What parts can replace 4026021P3?
There is 1 known substitute for 4026021P3: 5307PL0896288. Substitute compatibility should be verified for your specific system.
What is the NSN for 4026021P3?
4026021P3 is cataloged in the U.S. Government catalog under NSN 5307-00-349-2544. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.