PartsTable
Technical Data Sheet
A151-33 ✓ 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: FILLISTER, head_height: 0.037 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN, thread_length: 0.250 INCHES MAXIMUM IN, screw_material: STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 430 OR STEEL COMP 302. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-286-1380, 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
A151-33
NSN: 5305-00-286-1380
FSC: 5305
CAGE: 06275 — ALLEN R C INSTRUMENTS INC (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height0.037 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
thread_length0.250 INCHES MAXIMUM IN
screw_materialSTEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 430 OR STEEL COMP 302
fastener_length0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.073 INCHES IN
screw_surface_treatmentPASSIVATE
thread_quantity_per_inch72
NSN5305-00-286-1380
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A151-33 · 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
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
HEAD DIAMETER: 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
HEAD HEIGHT: 0.037 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
THREAD LENGTH: 0.250 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 3RD MATERIAL RESPONSE OR QQ-S-763 FED SPEC 4TH MATERIAL RESPONSE
HEAD STYLE: FILLISTER
FASTENER LENGTH: 0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH: 72
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
HEAD DIAMETER0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN
HEAD HEIGHT0.037 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
THREAD LENGTH0.250 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 3RD MATERIAL RESPONSE OR QQ-S-763 FED SPEC 4TH MATERIAL RESPONSE
HEAD STYLEFILLISTER
FASTENER LENGTH0.219 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH72
THREAD CLASS2A A
SCREW SURFACE TREATMENTPASSIVATE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
81652-01Interchangeable
interchangeable cross-reference
interchangeable
1865-14Interchangeable
interchangeable cross-reference
interchangeable
1892-14Interchangeable
interchangeable cross-reference
interchangeable
GA3140-010Interchangeable
Same NIIN cross-reference
interchangeable
AN501C1-4Interchangeable
Same NIIN cross-reference
interchangeable
112-0624-010Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A151-33?
A151-33 is a SCREW,MACHINE.
What parts can replace A151-33?
There are 9 known substitutes for A151-33: 81652-01, 1865-14, 1892-14 and 6 more. Substitute compatibility should be verified for your specific system.
Is A151-33 still available?
A151-33 is currently cancelled.
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