PartsTable
Technical Data Sheet
320159 ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, outside_diameter: 0.493 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, center_hole_diameter: 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN, cross-sectional_height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN, end_item_identification: MULTIPLE LAUNCH ROCKET SYSTEM (MLRS). This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-442-8151, 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
320159
NSN: 5305-00-442-8151
FSC: 5305
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
outside_diameter0.493 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
center_hole_diameter0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN
cross-sectional_height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
end_item_identificationMULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
NSN5305-00-442-8151
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 320159 · 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
NOMINAL THREAD DIAMETER: 0.125 INCHES IN
HEAD STYLE: FILLISTER
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
HEAD HEIGHT: 0.095 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
THREAD CLASS: 2A A
THREAD QUANTITY PER INCH: 40
HEAD DIAMETER: 0.188 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.125 INCHES IN
HEAD STYLEFILLISTER
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD HEIGHT0.095 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
THREAD CLASS2A A
THREAD QUANTITY PER INCH40
HEAD DIAMETER0.188 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN
SCREW MATERIALSTEEL COMP 1010
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
961122Interchangeable
interchangeable cross-reference
interchangeable
130-870337-1Interchangeable
interchangeable cross-reference
interchangeable
AN7SR832-75Interchangeable
interchangeable cross-reference
interchangeable
320159Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 320159?
320159 is a SCREW,MACHINE.
What parts can replace 320159?
There are 4 known substitutes for 320159: 961122, 130-870337-1, AN7SR832-75 and 1 more. Substitute compatibility should be verified for your specific system.
Is 320159 still available?
320159 is currently cancelled.
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