12271209 — STUD,SHOULDERED AND STEPPED

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

12271209: STUD,SHOULDERED AND STEPPED.

The STUD,SHOULDERED AND STEPPED is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, thread_class: 3A NUT THREAD A, thread_length: 0.910 INCHES NOMINAL STUD THREAD IN, overall_length: 1.550 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN, hardness_rating: 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM, shoulder_length: 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5307-01-100-0449, 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

12271209

NSN: 5307-01-100-0449
FSC: 5307 — Studs
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING
thread_class	3A NUT THREAD A
thread_length	0.910 INCHES NOMINAL STUD THREAD IN
overall_length	1.550 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN
hardness_rating	34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
shoulder_length	0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
special_features	STUD END THREADS ARE 0.3125-24 UNJF, CLASS 3A A
style_designator	SHOULDERED AND STEPPED
thread_direction	RIGHT-HAND NUT THREAD
nominal_thread_size	0.250 INCHES NUT THREAD IN
nut_end_shank_length	0.050 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN
distance_across_flats	0.308 INCHES NOMINAL IN
NSN	5307-01-100-0449

COMPONENT DIAGRAM

KEY FEATURES

•

NUT END SHANK DIAMETER: 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM NUT THREAD IN

•

HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: SHOULDERED AND STEPPED

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5773 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5763 ASSN STD SINGLE MATERIAL RESPONSE

•

THREAD DIRECTION: RIGHT-HAND STUD THREAD

TECHNICAL CHARACTERISTICS

NUT END SHANK DIAMETER	0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN
THREAD LENGTH	0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM NUT THREAD IN
THREAD LENGTH	0.910 INCHES NOMINAL STUD THREAD IN
HARDNESS RATING	34.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	SHOULDERED AND STEPPED
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5773 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5763 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	1.550 INCHES MINIMUM AND 1.580 INCHES MAXIMUM IN
THREAD DIRECTION	RIGHT-HAND STUD THREAD
THREAD DIRECTION	RIGHT-HAND NUT THREAD
NOMINAL THREAD SIZE	0.250 INCHES NUT 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

No substitute or cross-reference records for this part.

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 12271209?

12271209 is a STUD,SHOULDERED AND STEPPED.

What is the NSN for 12271209?

12271209 is cataloged in the U.S. Government catalog under NSN 5307-01-100-0449. This indicates validated use in U.S. government and defense supply chains.

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12271209 — STUD,SHOULDERED AND STEPPED

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