PartsTable
Technical Data Sheet
PartsTable / MRO / 4B
4B ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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

RESISTOR,FIXED,WIRE WOUND,INDUCT. Key specifications include diameter: 0.938 INCHES NOMINAL IN, material: STEEL OVERALL, inclosure: INCLUDED, action_type: VIBRATING, body_length: 4.000 INCHES NOMINAL IN, design_type: STRAIGHT THROUGH. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4010-00-129-3221, 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
MRO→ MRO_GENERAL→ 4B
NSN: 4010-00-129-3221
FSC: 4010
CAGE: 27315 — MORRIS MATERIAL HANDLING, INC. (USA)
SPECIFICATIONS
diameter0.938 INCHES NOMINAL IN
materialSTEEL OVERALL
inclosureINCLUDED
action_typeVIBRATING
body_length4.000 INCHES NOMINAL IN
design_typeSTRAIGHT THROUGH
flexibilityRIGID
holder_typeSTRAIGHT
constructionLAMINATED
gaging_range+0.200 TO 0.300 INCHES IN
finger_length0.453 INCHES NOMINAL SINGLE FINGER IN
outside_shapeROUND
NSN4010-00-129-3221
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,FIXED,WIRE WOUND,INDUCT TITLE COMPONENT PN 4B MFR RESISTOR,FIXED,WIRE WO
KEY FEATURES
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE AND 2 CLASS
•
STYLE DESIGNATOR: DOUBLE LOOP 1
•
MATERIAL: STEEL OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
DIAMETER: 0.072 INCHES NOMINAL STOCK IN
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 2 CLASS
STYLE DESIGNATORDOUBLE LOOP 1
END ITEM IDENTIFICATIONARMORED MULTI-PURPOSE VEHICLE (AMPV); HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS)
MATERIALSTEEL OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-630 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
DIAMETER0.072 INCHES NOMINAL STOCK IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
4307Interchangeable
interchangeable cross-reference
interchangeable
W7-8Interchangeable
interchangeable cross-reference
interchangeable
149718Interchangeable
interchangeable cross-reference
interchangeable
4BInterchangeable
interchangeable cross-reference
interchangeable
4BPLUGInterchangeable
interchangeable cross-reference
interchangeable
54-472-002Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 4B?
4B is a RESISTOR,FIXED,WIRE WOUND,INDUCT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 4B?
There are 23 known substitutes for 4B: 4307, W7-8, 149718 and 20 more. Substitute compatibility should be verified for your specific system.
Is 4B still available?
4B is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026