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Technical Data Sheet
9957 ✓ 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 TRANSFORMER,PULSE is a the manufacturer industrial component. Key specifications include color: RED, material: STEEL, head_style: FLAT, stem_style: TAPERED, body_length: 0.660 INCHES NOMINAL IN, head_height: 0.1600 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-528-6396, 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
9957
NSN: 2805-00-528-6396
FSC: 2805
CAGE: 12935 — MARS INDUSTRIES INC (USA)
SPECIFICATIONS
colorRED
materialSTEEL
head_styleFLAT
stem_styleTAPERED
body_length0.660 INCHES NOMINAL IN
head_height0.1600 INCHES MINIMUM AND 0.1750 INCHES MAXIMUM IN
neck_radius0.3125 INCHES NOMINAL IN
stem_length4.6125 INCHES MINIMUM AND 4.6525 INCHES MAXIMUM IN
flange_shapeROUND WITH HOLES FIRST END
hole_diameter0.390 INCHES NOMINAL IN
overall_depth18.500 INCHES NOMINAL IN
overall_width26.500 INCHES NOMINAL IN
NSN2805-00-528-6396
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,PULSE TITLE COMPONENT PN 9957 MFR TRANSFORMER,PULSE
KEY FEATURES
HEAD STYLE: FLAT
DISTANCE FROM MINOR DIAMETER TO STEM END: 0.4010 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM IN
STEM DIAMETER: 0.3405 INCHES MINIMUM AND 0.3415 INCHES MAXIMUM IN
STEM LENGTH: 4.6125 INCHES MINIMUM AND 4.6525 INCHES MAXIMUM IN
FSC APPLICATION DATA: GASOLINE ENGINE
METALLIC HARDNESS RATING AND LOCATION: 43.0 ROCKWELL C MINIMUM TIP
TAPER ANGLE IN DEG: 15.0
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEFLAT
DISTANCE FROM MINOR DIAMETER TO STEM END0.4010 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM IN
STEM DIAMETER0.3405 INCHES MINIMUM AND 0.3415 INCHES MAXIMUM IN
STEM LENGTH4.6125 INCHES MINIMUM AND 4.6525 INCHES MAXIMUM IN
FSC APPLICATION DATAGASOLINE ENGINE
SPECIAL FEATURESGRUMMAN AEROSPACE A-10 AIRCRAFT
METALLIC HARDNESS RATING AND LOCATION43.0 ROCKWELL C MINIMUM TIP
TAPER ANGLE IN DEG15.0
CHAMFER LENGTH0.0200 INCHES MINIMUM AND 0.0400 INCHES MAXIMUM IN
CHAMFER ANGLE IN DEG45.0
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
1430E135Interchangeable
interchangeable cross-reference
interchangeable
187136Interchangeable
interchangeable cross-reference
interchangeable
99-57Interchangeable
interchangeable cross-reference
interchangeable
SC12272683Interchangeable
interchangeable cross-reference
interchangeable
12272683Interchangeable
interchangeable cross-reference
interchangeable
11263Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 9957?
9957 is a TRANSFORMER,PULSE.
What parts can replace 9957?
There are 18 known substitutes for 9957: 1430E135, 187136, 99-57 and 15 more. Substitute compatibility should be verified for your specific system.
Is 9957 still available?
9957 is currently cancelled.
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