BIG 721 — BIG 721

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

BIG 721: BIG 721.

The BIG 721 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6665-01-448-6483, 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

BIG 721

NSN: 6665-01-448-6483
FSC: 6665 — Hazard-detecting Instruments and Apparatus
CAGE: U6046 — JARVIS MANUFACTURING LIMITED (GBR)

SPECIFICATIONS

Part Number	BIG 721
NSN	6665-01-448-6483

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

SPECIAL FEATURES	TM 3-6665-321-12&P(ARMY) X TO 11H2-23-1(AIR FORCE) X 10434A-12&P(MARINE CORPS) X EE168-DB-OMP-010(NAVY) A
END ITEM IDENTIFICATION	DETECTION AND ALARM DEVICE

OTHER ITEMS IN FSC 6665 — Hazard-detecting Instruments and Apparatus

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6665-00-001-2316 6665-00-001-5355 6665-00-006-0951 6665-00-007-6584 6665-00-008-8883 6665-00-009-9478 6665-00-009-9492 6665-00-010-0061

SUBSTITUTES & CROSS-REFERENCES 3

0614-2281Reference document

Same NSN cross-reference

Reference document — Secondary reference

5-15-19012Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

EA-PRF-2067Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is BIG 721?

BIG 721 is a BIG 721.

What parts can replace BIG 721?

There are 3 known substitutes for BIG 721: 0614-2281, 5-15-19012, EA-PRF-2067. Substitute compatibility should be verified for your specific system.

What is the NSN for BIG 721?

BIG 721 is cataloged in the U.S. Government catalog under NSN 6665-01-448-6483. This indicates validated use in U.S. government and defense supply chains.

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