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651009 — DUCT ASSEMBLY,AIR CONDITIONING-H

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

651009: DUCT ASSEMBLY,AIR CONDITIONING-H.

DUCT ASSEMBLY,AIR CONDITIONING-H. Key specifications include overall_width: 0.306 INCHES NOMINAL IN, overall_length: 8.050 INCHES NOMINAL IN, aircraft_location: INLET. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-174-1640, 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
651009
NSN: 5306-00-174-1640
NIINs: 001741640, 003546510, 006775860
FSC: 5306 — Bolts
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
overall_width0.306 INCHES NOMINAL IN
overall_length8.050 INCHES NOMINAL IN
aircraft_locationINLET
NSN5306-00-174-1640
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 651009 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
EXTENDED WASHER THICKNESS: 0.031 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.094 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.406 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.531 INCHES NOMINAL IN
•
THREAD LENGTH: 0.406 INCHES NOMINAL IN
•
SHANK UNTHREADED HOLE DIAMETER: 0.078 INCHES NOMINAL FIRST HOLE IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: UNFINISHED HEAD
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.031 INCHES NOMINAL IN
HEAD HEIGHT0.094 INCHES NOMINAL IN
FASTENER LENGTH0.406 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.531 INCHES NOMINAL IN
THREAD LENGTH0.406 INCHES NOMINAL IN
SHANK UNTHREADED HOLE DIAMETER0.078 INCHES NOMINAL FIRST HOLE IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDUNFINISHED HEAD
HEAD STYLEHEXAGON EXTENDED WASHER
THREAD DIRECTIONRIGHT-HAND
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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 651009?
651009 is a DUCT ASSEMBLY,AIR CONDITIONING-H.
What is the NSN for 651009?
651009 is cataloged in the U.S. Government catalog under NSN 5306-00-174-1640. 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.