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Technical Data Sheet
1278-HX ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The WEDGE,DOOR DOVETAIL is a the manufacturer industrial component. Key specifications include width: 1.250 INCHES NOMINAL IN, height: 0.750 INCHES NOMINAL IN, length: 2.000 INCHES NOMINAL IN, material: ALUMINUM ALLOY, hole_diameter: 0.328 INCHES NOMINAL IN, style_designator: STRIKER. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2540-00-629-2546, 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
1278-HX
NSN: 2540-00-629-2546
FSC: 2540
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
width1.250 INCHES NOMINAL IN
height0.750 INCHES NOMINAL IN
length2.000 INCHES NOMINAL IN
materialALUMINUM ALLOY
hole_diameter0.328 INCHES NOMINAL IN
style_designatorSTRIKER
wedge_largest_width0.468 INCHES NOMINAL IN
hole_arrangement_styleDOOR WEDGE
casehardening_indicatorNOT CASEHARDENED
first_taper_angle_in_deg7.0
length_from_wedge_center_to_end1.000 INCHES NOMINAL IN
hole_centers_major_distance_along_length0.968 INCHES NOMINAL IN
NSN2540-00-629-2546
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WEDGE,DOOR DOVETAIL TITLE COMPONENT PN 1278-HX MFR WEDGE,DOOR DOVETAIL
KEY FEATURES
HOLE ARRANGEMENT STYLE: DOOR WEDGE
CASEHARDENING INDICATOR: NOT CASEHARDENED
MATERIAL: ALUMINUM ALLOY
HEIGHT: 0.750 INCHES NOMINAL IN
WEDGE LARGEST WIDTH: 0.468 INCHES NOMINAL IN
STYLE DESIGNATOR: STRIKER
FIRST TAPER ANGLE IN DEG: 7.0
LENGTH FROM WEDGE CENTER TO END: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HOLE ARRANGEMENT STYLEDOOR WEDGE
CASEHARDENING INDICATORNOT CASEHARDENED
MATERIALALUMINUM ALLOY
HEIGHT0.750 INCHES NOMINAL IN
WEDGE LARGEST WIDTH0.468 INCHES NOMINAL IN
STYLE DESIGNATORSTRIKER
FIRST TAPER ANGLE IN DEG7.0
LENGTH FROM WEDGE CENTER TO END1.000 INCHES NOMINAL IN
OUTSIDE EDGE TO BOLT HOLE CENTER DISTANCE ALONG LENGTH0.532 INCHES NOMINAL IN
HOLE CENTERS MAJOR DISTANCE ALONG LENGTH0.968 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
2235-3Interchangeable
interchangeable cross-reference
interchangeable
7077Interchangeable
interchangeable cross-reference
interchangeable
2587064Interchangeable
interchangeable cross-reference
interchangeable
1508956Interchangeable
interchangeable cross-reference
interchangeable
16F08Interchangeable
interchangeable cross-reference
interchangeable
70S24Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1278-HX?
1278-HX is a WEDGE,DOOR DOVETAIL.
What parts can replace 1278-HX?
There are 17 known substitutes for 1278-HX: 2235-3, 7077, 2587064 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1278-HX?
1278-HX is cataloged in the Federal Logistics Information System (FLIS) under NSN 2540-00-629-2546. This indicates validated use in U.S. government and defense supply chains.
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