83700 — HEAT EXCHANGER,AIR TO AIR,AIRCRA

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

83700: HEAT EXCHANGER,AIR TO AIR,AIRCRA.

HEAT EXCHANGER,AIR TO AIR,AIRCRA. Key specifications include material: STEEL COMP 1045 OVERALL, thickness: 0.108 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN, hole_diameter: 1.250 INCHES NOMINAL IN, hardness_rating: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, overall_diameter: 2.250 INCHES NOMINAL IN, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 1660-00-342-0019, 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

83700

NSN: 1660-00-342-0019
NIINs: 003420019, 010987246, 013195864
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
CAGE: 70210 — HONEYWELL INTERNATIONAL INC. DIV AEROSPACE - TORRANCE (USA)

SPECIFICATIONS

material	STEEL COMP 1045 OVERALL
thickness	0.108 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
hole_diameter	1.250 INCHES NOMINAL IN
hardness_rating	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
overall_diameter	2.250 INCHES NOMINAL IN
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
end_item_identification	2320013042277 AND 2320013042278PLS(PALLETIZED LOADING SYSTEM)
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	ASTM A325 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agency	WASHER-PLAIN
NSN	1660-00-342-0019

COMPONENT DIAGRAM

TECHNICAL CHARACTERISTICS

SPECIAL FEATURES

28.800 IN. LG;7.890 IN. W;USED ON P/N 5-89843 CABIN AIR CONDITIONING PANEL IN

SUBSTITUTES & CROSS-REFERENCES 1

83700-1Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Demilitarization required — critical (Q)

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FREQUENTLY ASKED QUESTIONS

What is 83700?

83700 is a HEAT EXCHANGER,AIR TO AIR,AIRCRA.

What parts can replace 83700?

There is 1 known substitute for 83700: 83700-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 83700?

83700 is cataloged in the U.S. Government catalog under NSN 1660-00-342-0019. This indicates validated use in U.S. government and defense supply chains.

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83700 — HEAT EXCHANGER,AIR TO AIR,AIRCRA

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