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Technical Data Sheet
M-A7-157 ✓ 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 BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include width: 1.121 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN, length: 0.781 INCHES NOMINAL IN, radius: 0.922 INCHES NOMINAL IN, material: ELECTROGRAPHITIC, thickness: 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, top_style: FLAT WITH RECTANGULAR SLOT. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5977-00-242-1369, 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
M-A7-157
NSN: 5977-00-242-1369
FSC: 5977
CAGE: 18783 — MIRAJ CORP (USA)
SPECIFICATIONS
width1.121 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
length0.781 INCHES NOMINAL IN
radius0.922 INCHES NOMINAL IN
materialELECTROGRAPHITIC
thickness0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
top_styleFLAT WITH RECTANGULAR SLOT
body_styleRECTANGULAR COMMUTATOR
slot_depth0.156 INCHES NOMINAL IN
slot_width0.156 INCHES NOMINAL IN
special_featuresTOP LEFT @AND RIGHT EDGE BEVELED 45.0 DEG
style_designatorONE PIECE
contact_face_styleCONCAVE
NSN5977-00-242-1369
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BRUSH,ELECTRICAL CONTACT TITLE COMPONENT PN M-A7-157 MFR BRUSH,ELECTRICAL CONTA
KEY FEATURES
MATERIAL: ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATION: CARBONE GRADE 43D MFR REF SINGLE MATERIAL RESPONSE
TERMINAL TYPE AND QUANTITY: 1 TUBULAR W/HOLE
STYLE DESIGNATOR: ONE PIECE
CONTACT FACE STYLE: CONCAVE
TOP STYLE: FLAT WITH RECTANGULAR SLOT
OUTER EDGE TO SLOT EDGE DISTANCE: 0.484 INCHES NOMINAL IN
THICKNESS: 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONCARBONE GRADE 43D MFR REF SINGLE MATERIAL RESPONSE
TERMINAL TYPE AND QUANTITY1 TUBULAR W/HOLE
STYLE DESIGNATORONE PIECE
CONTACT FACE STYLECONCAVE
TOP STYLEFLAT WITH RECTANGULAR SLOT
OUTER EDGE TO SLOT EDGE DISTANCE0.484 INCHES NOMINAL IN
THICKNESS0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
RADIUS0.922 INCHES NOMINAL IN
SLOT DEPTH0.156 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
A7157Interchangeable
interchangeable cross-reference
interchangeable
7157Interchangeable
interchangeable cross-reference
interchangeable
8169912Interchangeable
interchangeable cross-reference
interchangeable
B100-030Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M-A7-157?
M-A7-157 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace M-A7-157?
There are 4 known substitutes for M-A7-157: A7157, 7157, 8169912 and 1 more. Substitute compatibility should be verified for your specific system.
Is M-A7-157 still available?
M-A7-157 is currently cancelled.
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