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PartsTable / COMPONENT / 4491153-L-36
4491153-L-36 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 OVERALL, head_style: FLAT CHAMFER, head_height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, thread_length: 0.400 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-144-5588, 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
4491153-L-36
NSN: 5305-01-144-5588
FSC: 5305
CAGE: 25685 — NAVAL SHIP ENGINEERING CENTER PHILADELPHIA DIVISION SUBMARINE ANTENNA QUALITY ASSURANCE (USA)
SPECIFICATIONS
materialNICKEL ALLOY 400 OVERALL
head_styleFLAT CHAMFER
head_height0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
thread_length0.400 INCHES NOMINAL IN
fastener_length0.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.188 INCHES NOMINAL IN
internal_drive_styleHEXAGON
minimum_yield_strength40000 POUNDS PER SQUARE INCH LBS
nominal_thread_diameter0.250 INCHES IN
NSN5305-01-144-5588
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 4491153-L-36 · 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
•
MINIMUM YIELD STRENGTH: 40000 POUNDS PER SQUARE INCH LBS
•
INTERNAL DRIVE STYLE: HEXAGON
•
FASTENER LENGTH: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
MATERIAL: NICKEL ALLOY 400 OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 6 TYPE
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM YIELD STRENGTH40000 POUNDS PER SQUARE INCH LBS
INTERNAL DRIVE STYLEHEXAGON
FASTENER LENGTH0.500 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
MATERIALNICKEL ALLOY 400 OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NONDEFINITIVE SPEC/STD DATA6 TYPE
MINIMUM TENSILE STRENGTH80000 POUNDS PER SQUARE INCH LBS
THREAD QUANTITY PER INCH20
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
4491158-B-6Interchangeable
interchangeable cross-reference
interchangeable
FFS86TYPE6Interchangeable
interchangeable cross-reference
interchangeable
60-16-1362Interchangeable
interchangeable cross-reference
interchangeable
QQ-N-281Interchangeable
Same NIIN cross-reference
interchangeable
4491153 PC 36Interchangeable
Same NIIN cross-reference
interchangeable
FF-S-86Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4491153-L-36?
4491153-L-36 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 4491153-L-36?
There are 7 known substitutes for 4491153-L-36: 4491158-B-6, FFS86TYPE6, 60-16-1362 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4491153-L-36?
4491153-L-36 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-144-5588. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026