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157D3508 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

157D3508: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL, end_similarity: NOT IDENTICAL, overall_length: 2.700 INCHES NOMINAL IN, surface_finish: 125.0 MICROINCHES, first_end_style: INTERNAL THREADED, second_end_style: SLOTTED. This part is cataloged in the U.S.

Government catalog under NSN 3040-01-283-5719, 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
157D3508
NSN: 3040-01-283-5719
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 05606 — GENERAL DYNAMICS-OTS, INC. DIV ORDNANCE AND TACTICAL SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL
step_quantity4
end_similarityNOT IDENTICAL
overall_length2.700 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES
first_end_styleINTERNAL THREADED
second_end_styleSLOTTED
first_end_diameter0.7491 INCHES NOMINAL IN
second_end_diameter0.8800 INCHES NOMINAL IN
largest_step_diameter0.880 INCHES NOMINAL IN
second_end_slot_depth0.0900 INCHES NOMINAL IN
second_end_slot_width0.0600 INCHES NOMINAL IN
NSN3040-01-283-5719
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 157D3508 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SURFACE FINISH: 125.0 MICROINCHES
•
STEP QUANTITY: 4
•
FIRST END DIAMETER: 0.7491 INCHES NOMINAL IN
•
SECOND END DIAMETER: 0.8800 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 0.880 INCHES NOMINAL IN
•
FIRST END STYLE: INTERNAL THREADED
•
FIRST END INTERNAL THREAD LENGTH: 0.4100 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A322 ASSN STD ALL MATERIAL RESPONSES
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES
STEP QUANTITY4
FIRST END DIAMETER0.7491 INCHES NOMINAL IN
SECOND END DIAMETER0.8800 INCHES NOMINAL IN
LARGEST STEP DIAMETER0.880 INCHES NOMINAL IN
FIRST END STYLEINTERNAL THREADED
FIRST END INTERNAL THREAD LENGTH0.4100 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A322 ASSN STD ALL MATERIAL RESPONSES
OVERALL LENGTH2.700 INCHES NOMINAL IN
SECOND END SLOT DEPTH0.0900 INCHES NOMINAL IN
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: Normally procured from the manufacturer (OEM)Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 157D3508?
157D3508 is a SHAFT,SHOULDERED.
What is the NSN for 157D3508?
157D3508 is cataloged in the U.S. Government catalog under NSN 3040-01-283-5719. 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.