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Technical Data Sheet
PartsTable / COMPONENT / 133591
133591 ✓ 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 CONDUIT ASSEMBLY,METAL,RIGID is a the manufacturer industrial component. Key specifications include material: ALUMINUM AND STEEL FERRULE, nut_style: TUBE COUPLING, head_style: FLAT COUNTERSUNK, nut_height: 0.609 INCHES NOMINAL IN, thread_class: 3B, head_diameter: 0.359 INCHES MINIMUM AND 0.385 INCHES MAXIMUM 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 5305-00-013-3591, 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
133591
NSN: 5305-00-013-3591
FSC: 5305
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
materialALUMINUM AND STEEL FERRULE
nut_styleTUBE COUPLING
head_styleFLAT COUNTERSUNK
nut_height0.609 INCHES NOMINAL IN
thread_class3B
head_diameter0.359 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_length1.884 INCHES MINIMUM IN
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
fastener_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
countersink_angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
NSN5305-00-013-3591
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 133591 · 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 CLASS: 2A A
•
COUNTERSINK ANGLE: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
SCREW SURFACE TREATMENT: CADMIUM OR ZINC
•
INTERNAL DRIVE STYLE: SLOT
•
SCREW MATERIAL: STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
•
HEAD STYLE: FLAT COUNTERSUNK
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES
FASTENER LENGTH2.000 INCHES NOMINAL IN
SCREW SURFACE TREATMENTCADMIUM OR ZINC
INTERNAL DRIVE STYLESLOT
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
HEAD STYLEFLAT COUNTERSUNK
NOMINAL THREAD DIAMETER0.190 INCHES IN
THREAD QUANTITY PER INCH24
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
133591Interchangeable
interchangeable cross-reference
interchangeable
B39A39Interchangeable
interchangeable cross-reference
interchangeable
AN818-4Interchangeable
interchangeable cross-reference
interchangeable
13359Interchangeable
interchangeable cross-reference
interchangeable
FFS92TYPE1STYLE2SInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 133591?
133591 is a CONDUIT ASSEMBLY,METAL,RIGID.
What parts can replace 133591?
There are 5 known substitutes for 133591: 133591, B39A39, AN818-4 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 133591?
133591 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-013-3591. 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