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M257 ✓ 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 WARHEAD,2.75 INCH ROCKET,FLARE is a the manufacturer industrial component. Key specifications include model_number: M257, special_features: SIMILAR TO 1340-01-051-1189 EXCEPT PACKED IN PA92 CO, unable_to_decode: UNABLE TO DECODE, dod_ammunition_code: 1340-H812, net_explosive_weight: 5.512 STORAGE POUNDS AND 5.512 TRANSPORTATION POUNDS, dot_registration_code: EX1987110629A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-01-165-5974, 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
M257
NSN: 2520-01-165-5974
FSC: 2520
CAGE: 27647 — WARN INDUSTRIES INC (USA)
SPECIFICATIONS
model_numberM257
special_featuresSIMILAR TO 1340-01-051-1189 EXCEPT PACKED IN PA92 CO
unable_to_decodeUNABLE TO DECODE
dod_ammunition_code1340-H812
net_explosive_weight5.512 STORAGE POUNDS AND 5.512 TRANSPORTATION POUNDS
dot_registration_codeEX1987110629A
package_reference_number1733AS200 US NAVY
hazardous_material_classification_code1.3 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION
NSN2520-01-165-5974
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available WARHEAD,2.75 INCH ROCKET,FLARE TITLE COMPONENT PN M257 MFR WARHEAD,2.75 INCH ROCK
KEY FEATURES
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: 2.800 IN. O/A LG;3.360 IN. D1A;1.150 EXPOSED LG IN
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTION2.800 IN. O/A LG;3.360 IN. D1A;1.150 EXPOSED LG IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
JE-1Interchangeable
interchangeable cross-reference
interchangeable
52627Interchangeable
interchangeable cross-reference
interchangeable
32862Interchangeable
interchangeable cross-reference
interchangeable
623523-018Interchangeable
interchangeable cross-reference
interchangeable
1105970Interchangeable
interchangeable cross-reference
interchangeable
202173AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M257?
M257 is a WARHEAD,2.75 INCH ROCKET,FLARE.
What parts can replace M257?
There are 19 known substitutes for M257: JE-1, 52627, 32862 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M257?
M257 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2520-01-165-5974. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026