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1741AS458-137 — SCREW,CAP,HEXAGON HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

1741AS458-137: SCREW,CAP,HEXAGON HEAD.

The SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING FEATURE, head_style: HEXAGON, head_height: 0.391 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 1.500 INCHES NOMINAL IN, fastener_length: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-436-0797, 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
1741AS458-137
NSN: 5305-01-436-0797
FSC: 5305 — Screws
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON LOCKING FEATURE
head_styleHEXAGON
head_height0.391 INCHES NOMINAL IN
thread_class2A A
thread_length1.500 INCHES NOMINAL IN
fastener_length2.000 INCHES NOMINAL IN
locking_featurePATCH OR PELLET OR STRIP THREADS
thread_directionRIGHT-HAND
width_between_flats0.938 INCHES NOMINAL IN
nominal_thread_diameter0.625 INCHES IN
thread_quantity_per_inch11
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-01-436-0797
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 1741AS458-137 · 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
•
HEAD HEIGHT: 0.391 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
THREAD LENGTH: 1.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B633 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
•
NOMINAL THREAD DIAMETER: 0.625 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 0.938 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.391 INCHES NOMINAL IN
FASTENER LENGTH2.000 INCHES NOMINAL IN
THREAD LENGTH1.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B633 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
NOMINAL THREAD DIAMETER0.625 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.938 INCHES NOMINAL IN
LOCKING FEATUREPATCH OR PELLET OR STRIP THREADS
THREAD CLASS2A A
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 1741AS458-137?
1741AS458-137 is a SCREW,CAP,HEXAGON HEAD.
What is the NSN for 1741AS458-137?
1741AS458-137 is cataloged in the U.S. Government catalog under NSN 5305-01-436-0797. This indicates validated use in U.S. government and defense supply chains.
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