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Technical Data Sheet
PartsTable / COMPONENT / 453979
453979 ✓ 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 head_style: PAN, head_height: 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN, thread_length: 0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN, screw_material: STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-995-3444, 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
453979
NSN: 5305-00-995-3444
FSC: 5305
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
head_stylePAN
head_height0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
thread_length0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
fastener_length0.875 INCHES NOMINAL IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE II
nominal_thread_diameter0.190 INCHES IN
screw_surface_treatmentCADMIUM AND CHROMATE
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-995-3444
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 453979 · 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 STYLE: PAN
•
SCREW SURFACE TREATMENT: CADMIUM AND CHROMATE
•
INTERNAL DRIVE STYLE: CROSS RECESS TYPE II
•
THREAD LENGTH: 0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
•
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
•
THREAD CLASS: 2A A
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE
•
THREAD QUANTITY PER INCH: 32
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEPAN
SCREW SURFACE TREATMENTCADMIUM AND CHROMATE
INTERNAL DRIVE STYLECROSS RECESS TYPE II
THREAD LENGTH0.813 INCHES MINIMUM AND 0.875 INCHES MAXIMUM IN
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
THREAD CLASS2A A
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONASTM A575 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A576 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE
THREAD QUANTITY PER INCH32
HEAD DIAMETER0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
835948Interchangeable
interchangeable cross-reference
interchangeable
11662296-30Interchangeable
interchangeable cross-reference
interchangeable
1225A781Interchangeable
interchangeable cross-reference
interchangeable
19089Interchangeable
interchangeable cross-reference
interchangeable
0309-92Interchangeable
interchangeable cross-reference
interchangeable
MC34451Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 453979?
453979 is a SCREW,MACHINE.
What parts can replace 453979?
There are 19 known substitutes for 453979: 835948, 11662296-30, 1225A781 and 16 more. Substitute compatibility should be verified for your specific system.
Is 453979 still available?
453979 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026