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NAS1151-6 — SCREW,CLOSE TOLERANCE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

NAS1151-6: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include grip_length: 0.651 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.375 INCHES NOMINAL IN, thread_length: 0.276 INCHES NOMINAL IN, nominal_thread_diameter: 0.138 INCHES IN, thread_quantity_per_inch: 32. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-386-3716, 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
NAS1151-6
NSN: 5305-01-386-3716
FSC: 5305 — Screws
CAGE: 0WTF7 — ECAS, LLC DBA MONROE AEROSPACE (USA)
SPECIFICATIONS
grip_length0.651 INCHES NOMINAL IN
thread_class3A A
grip_diameter0.375 INCHES NOMINAL IN
thread_length0.276 INCHES NOMINAL IN
nominal_thread_diameter0.138 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNJC
NSN5305-01-386-3716
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NAS1151-6 · 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
•
THREAD LENGTH: 0.276 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
GRIP LENGTH: 0.651 INCHES NOMINAL IN
•
GRIP DIAMETER: 0.375 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 32
•
THREAD SERIES DESIGNATOR: UNJC
TECHNICAL CHARACTERISTICS
THREAD LENGTH0.276 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
GRIP LENGTH0.651 INCHES NOMINAL IN
GRIP DIAMETER0.375 INCHES NOMINAL IN
SPECIAL FEATURESMACHINE-FLAT 100 DEG HEAD; SHORT THREAD; TORQ-SET; ALLOY STEEL; CADMIUM PLATED PER QQ-P-416, TYPE II, CLASS 2; 160,000 TO 180,000 PSI UTS; SHALL BE IN ACCORDANCE WITH ALL REQUIREMENTS AS SPECIFIED IN NATIONAL AEROSPACE STANDARD NAS1151 THRU 1158. ACTION ID 45372334
THREAD CLASS3A A
THREAD QUANTITY PER INCH32
THREAD SERIES DESIGNATORUNJC
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
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 NAS1151-6?
NAS1151-6 is a SCREW,CLOSE TOLERANCE.
What is the NSN for NAS1151-6?
NAS1151-6 is cataloged in the U.S. Government catalog under NSN 5305-01-386-3716. 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.