NSN 5360-00-320-8742 · NIIN 003208742 · Part number 43778
L3harris Technologies, Inc Div Space & Airborne Systems · FSC 5360 — Coil, Flat, Leaf, and Wire Springs · FSG 53 — Hardware and Abrasives · CAGE 24930
Government record, cited
NSN 5360-00-320-8742 — this item is cataloged by the U.S. Government under National Stock Number 5360-00-320-8742. Manufacturer of record part number: 43778.
Also searched as5360-00-320-8742 ·
5360003208742 ·
NIIN 003208742 ·
00-320-8742 ·
FSC 5360 Coil, Flat, Leaf, and Wire Springs · CAGE 24930 · 43778
Material Document and Classification: QQ-C-530,COND 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Material: COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
1 manufacturer part number on file
Manufacturer of record: L3harris Technologies, Inc Div Space & Airborne Systems
Identification
NSN: 5360-00-320-8742
NIIN: 003208742
FSC: 5360 — Coil, Flat, Leaf, and Wire Springs
FSG: 53 — Hardware and Abrasives
Primary part number: 43778
Manufacturer: L3harris Technologies, Inc Div Space & Airborne Systems
General Description
The Spring,leaf, cataloged under National Stock Number 5360-00-320-8742, is classified within Federal Supply Class 5360 (Coil, Flat, Leaf, and Wire Springs) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5360-00-320-8742
Primary Part Number
43778
Item Name
Spring,leaf
FSC / FSG
5360 / 53 — Coil, Flat, Leaf, and Wire Springs
Manufacturer
L3harris Technologies, Inc Div Space & Airborne Systems
Status
ACTIVE
Material Document and Classification
QQ-C-530,COND 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Material
COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5950-00-603-369620007631POSSIBLE MATCH
TRANSFORMER,POWER
Possible match (shared part number)Bae Systems Information and Electronic Systems Integration Inc.
5970-01-088-6842POSSIBLE MATCH
INSULATOR,PLATE
Possible match (shared part number)
4820-01-175-553743778POSSIBLE MATCH
PLATE,VALVE
Possible match (shared part number)Liquid Controls, L.l.c. Div Idex Corporation
4730-01-386-334843778POSSIBLE MATCH
EXPANSION JOINT,PIPE
Possible match (shared part number)Hyspan Precision Products, Inc.
L3harris Technologies, Inc Div Space & Airborne Systems (USA)
Related Parts
5950-00-603-3696POSSIBLE MATCH
TRANSFORMER,POWER
20007631
5970-01-088-6842POSSIBLE MATCH
INSULATOR,PLATE
4820-01-175-5537POSSIBLE MATCH
PLATE,VALVE
43778
4730-01-386-3348POSSIBLE MATCH
EXPANSION JOINT,PIPE
43778
Frequently Asked Questions
What is NSN 5360-00-320-8742?
NSN 5360-00-320-8742 is a Spring,leaf, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 5360, Coil, Flat, Leaf, and Wire Springs. Status: active.
What part numbers are listed for NSN 5360-00-320-8742?
NSN 5360-00-320-8742 has 1 manufacturer part number on file: 43778 (L3harris Technologies, Inc Div Space & Airborne Systems).
What NSN replaces 5360-00-320-8742?
4 possible matches (shared part number, not a government interchangeability claim): 5950-00-603-3696, 5970-01-088-6842, 4820-01-175-5537. Verify interchangeability with system specifications before substitution.
What are the specifications of 43778?
Key specifications for 43778: Material Document and Classification: QQ-C-530,COND 1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: COPPER ALLOY 172 OR COPPER ALLOY 173 OVERALL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 5360-00-320-8742 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.