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Technical Data Sheet
1M57258 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The BEAM,STRUCTURAL is a the manufacturer industrial component. Key specifications include length: 10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT, material: ALUMINUM ALLOY 2024, leg_thickness: 0.040 INCHES NOMINAL IN, heat_treatment: O-ANNEALED, overall_height: 1.250 INCHES NOMINAL IN, first_tip_style: SQUARE END. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 9540-00-502-1286, 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
1M57258
NSN: 9540-00-502-1286
FSC: 9540
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
length10.000 FEET MINIMUM AND 12.000 FEET MAXIMUM FT
materialALUMINUM ALLOY 2024
leg_thickness0.040 INCHES NOMINAL IN
heat_treatmentO-ANNEALED
overall_height1.250 INCHES NOMINAL IN
first_tip_styleSQUARE END
top_flange_width3.000 INCHES NOMINAL IN
basic_shape_styleT SHAPE
fabrication_methodEXTRUDED
left_top_inside_angle90.0 DEGREES NOMINAL
right_top_inside_angle90.0 DEGREES NOMINAL
weight_per_unit_measure0.206 POUNDS PER LINEAR FOOT LBS
NSN9540-00-502-1286
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BEAM,STRUCTURAL TITLE COMPONENT PN 1M57258 MFR BEAM,STRUCTURAL
KEY FEATURES
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES: 1.500 INCHES NOMINAL IN
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG: 0.090 INCHES NOMINAL IN
LEFT SIDE TOP FLANGE THICKNESS: 0.040 INCHES NOMINAL IN
MATERIAL: ALUMINUM ALLOY 2024
SECOND TIP RELATIONSHIP TO FIRST TIP: IDENTICAL
BASIC SHAPE STYLE: T SHAPE
HEAT TREATMENT: T-8511 SOLUTION HEAT TREATED
TECHNICAL CHARACTERISTICS (FLIS)
LEFT SIDE TOP FLANGE DISTANCE TO CENTER OF BOTH FLANGES1.500 INCHES NOMINAL IN
OVERALL HEIGHT1.250 INCHES NOMINAL IN
FILLET RADIUS WHERE TOP RIGHT FLANGE JOINS WEB FLANGE/LEG0.090 INCHES NOMINAL IN
LEFT SIDE TOP FLANGE THICKNESS0.040 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY 2024
SECOND TIP RELATIONSHIP TO FIRST TIPIDENTICAL
BASIC SHAPE STYLET SHAPE
HEAT TREATMENTT-8511 SOLUTION HEAT TREATED
RIGHT SIDE TOP FLANGE THICKNESS0.040 INCHES NOMINAL IN
NONDEFINITIVE SPEC/STD DATAT8511 TEMPER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
19982Interchangeable
interchangeable cross-reference
interchangeable
AMS-QQ-A-200/3Interchangeable
interchangeable cross-reference
interchangeable
1M57258Interchangeable
interchangeable cross-reference
interchangeable
1MA160B01-10227Interchangeable
interchangeable cross-reference
interchangeable
PA110-291Interchangeable
interchangeable cross-reference
interchangeable
M81757/9-3Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1M57258?
1M57258 is a BEAM,STRUCTURAL.
What parts can replace 1M57258?
There are 10 known substitutes for 1M57258: 19982, AMS-QQ-A-200/3, 1M57258 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1M57258?
1M57258 is cataloged in the Federal Logistics Information System (FLIS) under NSN 9540-00-502-1286. This indicates validated use in U.S. government and defense supply chains.
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