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15999 — SHAFT,SHOULDERED

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

15999: SHAFT,SHOULDERED.

The SHAFT,SHOULDERED is a the manufacturer industrial component. Key specifications include end_item_identification: F/A-22 RAPTOR. This part is cataloged in the U.S.

Government catalog under NSN 3040-00-792-8185, 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
15999
NSN: 3040-00-792-8185
NIINs: 007928185, 014668035, 015072453
FSC: 3040 — Miscellaneous Power Transmission Equipment
CAGE: 96046 — CRANE PUMPS & SYSTEMS PFT CORP DIV CRANE PUMPS & SYSTEM PFT CORP. (USA)
SPECIFICATIONS
end_item_identificationF/A-22 RAPTOR
NSN3040-00-792-8185
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available SHAFT,SHOULDERED TITLE COMPONENT PN 15999 MFR SHAFT,SHOULDERED
KEY FEATURES
•
SECOND END EXTERNAL THREAD LENGTH: 0.625 INCHES NOMINAL IN
•
STEP QUANTITY: 3
•
SECOND END DIAMETER: 0.3420 INCHES NOMINAL IN
•
LARGEST STEP DIAMETER: 1.255 INCHES NOMINAL IN
•
SECOND END STYLE: EXTERNAL THREADED
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
SECOND END EXTERNAL THREAD LENGTH0.625 INCHES NOMINAL IN
STEP QUANTITY3
SECOND END DIAMETER0.3420 INCHES NOMINAL IN
LARGEST STEP DIAMETER1.255 INCHES NOMINAL IN
OVERALL LENGTH4.845 INCHES NOMINAL IN
SECOND END STYLEEXTERNAL THREADED
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
T22716Reference document
Same NSN cross-reference
Reference document — Secondary reference
2S387Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 15999?
15999 is a SHAFT,SHOULDERED.
What parts can replace 15999?
There are 2 known substitutes for 15999: T22716, 2S387. Substitute compatibility should be verified for your specific system.
What is the NSN for 15999?
15999 is cataloged in the U.S. Government catalog under NSN 3040-00-792-8185. 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.