12321031 — SHAFT,STRAIGHT

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

12321031: SHAFT,STRAIGHT.

The SHAFT,STRAIGHT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4340, end_similarity: NOT IDENTICAL, overall_length: 3.500 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES, first_end_style: PLAIN, second_end_style: CIRCULAR GROOVED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-180-3477, 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

12321031

NSN: 3040-01-180-3477
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)

SPECIFICATIONS

material	STEEL COMP 4340
end_similarity	NOT IDENTICAL
overall_length	3.500 INCHES NOMINAL IN
surface_finish	125.0 MICROINCHES
first_end_style	PLAIN
second_end_style	CIRCULAR GROOVED
first_end_diameter	0.6230 INCHES NOMINAL IN
second_end_diameter	0.6230 INCHES NOMINAL IN
end_item_identification	TANK,COMBAT,FULL TRACKED; NSN 2350-01-087-1095
second_end_groove_diameter	0.2500 INCHES NOMINAL IN
second_end_internal_thread_length	0.3800 INCHES NOMINAL IN
material_document_and_classification	AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE
NSN	3040-01-180-3477

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 125.0 MICROINCHES

•

FIRST END DIAMETER: 0.6230 INCHES NOMINAL IN

•

SECOND END DIAMETER: 0.6230 INCHES NOMINAL IN

•

FIRST END STYLE: PLAIN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE

•

SECOND END GROOVE DIAMETER: 0.2500 INCHES NOMINAL IN

•

END SIMILARITY: NOT IDENTICAL

TECHNICAL CHARACTERISTICS

SURFACE FINISH	125.0 MICROINCHES
FIRST END DIAMETER	0.6230 INCHES NOMINAL IN
SECOND END DIAMETER	0.6230 INCHES NOMINAL IN
FIRST END STYLE	PLAIN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 6415 ASSN STD SINGLE MATERIAL RESPONSE
OVERALL LENGTH	3.500 INCHES NOMINAL IN
SECOND END GROOVE DIAMETER	0.2500 INCHES NOMINAL IN
END SIMILARITY	NOT IDENTICAL
SPECIAL FEATURES	HOLE IN 2ND END IS THREADED TO 0.164-32 UNC-2B; HEAT TREAT AND NITRIDE ENTIRE PART PER MIL-H-6875 & MIL-S-6090 USING DOUBLE STAGE NITRIDING PROCESS,RESULTING WHITE LAYER TO BE 0.005 IN.MAX.; CASE REQ. AT SPLINE TOOTH PITCH LINE: SURFACE HARDNESS ROCKWELL 30N 70MIN.,DEPTH FROM SURFACE TO HARDNESS OFRC 45 0.010/0.015,CORE HARDNESS RC35-40; SCREW THREADS NOT NITRIDED; EXTERNAL INVOLUTE SPLINE DATA: 16 TEETH; DIAMETRAL PITCH IS 20/40; PRESSURE ANGLE IS 30 DEG. IN
SECOND END STYLE	CIRCULAR GROOVED

OTHER ITEMS IN FSC 3040 — Miscellaneous Power Transmission Equipment

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3040-00-001-0046 3040-00-001-0047 3040-00-001-0048 3040-00-001-0068 3040-00-001-0077 3040-00-001-0078 3040-00-001-0089 3040-00-001-1224

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 demandDemilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 12321031?

12321031 is a SHAFT,STRAIGHT.

What is the NSN for 12321031?

12321031 is cataloged in the U.S. Government catalog under NSN 3040-01-180-3477. This indicates validated use in U.S. government and defense supply chains.

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12321031 — SHAFT,STRAIGHT

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