397240 — STUD,STEPPED

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

397240: STUD,STEPPED.

The STUD,STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 4130, thread_class: 3A NUT THREAD A, thread_length: 0.562 INCHES MINIMUM NUT THREAD IN, overall_length: 1.500 INCHES NOMINAL IN, shank_diameter: 0.190 INCHES NOMINAL IN, hardness_rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5307-00-149-4318, 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

397240

NSN: 5307-00-149-4318
FSC: 5307 — Studs
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)

SPECIFICATIONS

material	STEEL COMP 8630 OR STEEL COMP 8740 OR STEEL COMP 4130
thread_class	3A NUT THREAD A
thread_length	0.562 INCHES MINIMUM NUT THREAD IN
overall_length	1.500 INCHES NOMINAL IN
shank_diameter	0.190 INCHES NOMINAL IN
hardness_rating	28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
special_features	STUD END MUST BE ROLLED THREAD
style_designator	STEPPED
thread_direction	RIGHT-HAND NUT THREAD
surface_treatment	CADMIUM OVERALL
nominal_thread_size	0.190 INCHES NUT THREAD IN
thread_pitch_diameters	+0.2223 TO 0.2243 INCHES STUD THREAD IN
NSN	5307-00-149-4318

COMPONENT DIAGRAM

KEY FEATURES

•

SHANK DIAMETER: 0.190 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.469 INCHES MINIMUM STUD THREAD IN

•

HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: STEPPED

•

THREAD PITCH DIAMETERS: +0.2223 TO 0.2243 INCHES STUD THREAD IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6280 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6324 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6370 ASSN STD 3RD MATERIAL RESPONSE

TECHNICAL CHARACTERISTICS

SHANK DIAMETER	0.190 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.469 INCHES MINIMUM STUD THREAD IN
THREAD LENGTH	0.562 INCHES MINIMUM NUT THREAD IN
HARDNESS RATING	28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	STEPPED
THREAD PITCH DIAMETERS	+0.2223 TO 0.2243 INCHES STUD THREAD IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6280 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6324 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6370 ASSN STD 3RD MATERIAL RESPONSE
OVERALL LENGTH	1.500 INCHES NOMINAL IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 397240?

397240 is a STUD,STEPPED.

What is the NSN for 397240?

397240 is cataloged in the U.S. Government catalog under NSN 5307-00-149-4318. This indicates validated use in U.S. government and defense supply chains.

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397240 — STUD,STEPPED

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