PartsTable
Technical Data Sheet
857554 ✓ 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: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, thread_length: 0.126 INCHES MINIMUM AND 0.188 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 5305-00-984-4982, 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
857554
NSN: 5305-00-984-4982
FSC: 5305
CAGE: 19203 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV US ARMY RESEARCH, DEVELOPMENT AND ENGINEERING COMMAND ARMAMENT (USA)
SPECIFICATIONS
head_stylePAN
head_height0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
thread_length0.126 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
screw_materialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
fastener_length0.156 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
internal_drive_styleCROSS RECESS TYPE 1
nominal_thread_diameter0.138 INCHES IN
screw_surface_treatmentCADMIUM AND CHROMATE
minimum_tensile_strength55000 POUNDS PER SQUARE INCH LBS
NSN5305-00-984-4982
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 857554 · 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 TENSILE STRENGTH: 55000 POUNDS PER SQUARE INCH LBS
HEAD HEIGHT: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES
THREAD LENGTH: 0.126 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
THREAD DIRECTION: RIGHT-HAND
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
INTERNAL DRIVE STYLE: CROSS RECESS TYPE 1
HEAD STYLE: PAN
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH55000 POUNDS PER SQUARE INCH LBS
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES
THREAD LENGTH0.126 INCHES MINIMUM AND 0.188 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER0.138 INCHES IN
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
HEAD STYLEPAN
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1013
THREAD CLASS2A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
MS35225-25Interchangeable
interchangeable cross-reference
interchangeable
211-503Interchangeable
interchangeable cross-reference
interchangeable
211-0503-00Interchangeable
interchangeable cross-reference
interchangeable
AN515-6R3Interchangeable
interchangeable cross-reference
interchangeable
2N3668Interchangeable
interchangeable cross-reference
interchangeable
114244Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 857554?
857554 is a SCREW,MACHINE.
What parts can replace 857554?
There are 24 known substitutes for 857554: MS35225-25, 211-503, 211-0503-00 and 21 more. Substitute compatibility should be verified for your specific system.
Is 857554 still available?
857554 is currently cancelled.
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