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Technical Data Sheet
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251-457 — 251-457

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

251-457: 251-457.

The 251-457 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6640-01-366-9775, 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
251-457
NSN: 6640-01-366-9775
FSC: 6640 — Laboratory Equipment and Supplies
CAGE: 4S896 — CURTIN MATHESON SCIENTIFIC INC (USA)
SPECIFICATIONS
Part Number251-457
NSN6640-01-366-9775
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 251-457 TITLE COMPONENT PN 251-457 MFR 251-457
TECHNICAL CHARACTERISTICS
SPECIAL FEATURES1 UL; 1,000 DISPOSABLE INOCULATING LOOPS PER PKG
PART NAME ASSIGNED BY CONTROLLING AGENCYLOOP INOCULATING LAB 1 UL 1000 DISPOSABLE LOOPS P/PACKAGE
OTHER ITEMS IN FSC 6640 — Laboratory Equipment and Supplies
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6640-00-001-3348 6640-00-001-6670 6640-00-001-6868 6640-00-001-6871 6640-00-001-8928 6640-00-001-9167 6640-00-001-9168 6640-00-003-4362
SUBSTITUTES & CROSS-REFERENCES 1
F92I155Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 251-457?
251-457 is a 251-457.
What parts can replace 251-457?
There is 1 known substitute for 251-457: F92I155. Substitute compatibility should be verified for your specific system.
What is the NSN for 251-457?
251-457 is cataloged in the U.S. Government catalog under NSN 6640-01-366-9775. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.