NSN 6610-01-224-6949 · NIIN 012246949 · Part number 3710-3
Kearflex Engineering Company · FSC 6610 — Flight Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 26136
Government record, cited
NSN 6610-01-224-6949 — this item is cataloged by the U.S. Government under National Stock Number 6610-01-224-6949. Manufacturer of record part number: 3710-3.
Also searched as6610-01-224-6949 ·
6610012246949 ·
NIIN 012246949 ·
01-224-6949 ·
FSC 6610 Flight Instruments · CAGE 26136 · 3710-3
Nearby stock numbers← 6610-01-224-6940 Blade, Pantograph
·
6610-01-224-6956 End Cap Assembly →
Features
Hairspring Mounting — FSC 6610
1 manufacturer part number on file
Manufacturer of record: Kearflex Engineering Company
Identification
NSN: 6610-01-224-6949
NIIN: 012246949
FSC: 6610 — Flight Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 3710-3
Manufacturer: Kearflex Engineering Company
General Description
The Hairspring Mounting, cataloged under National Stock Number 6610-01-224-6949, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Kearflex Engineering Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Hairspring Mounting
FSC / FSG
6610 — Flight Instruments (FSG 66)
Manufacturers
Kearflex Engineering Company (CAGE 26136)
Technical Specifications
Parameter
Value
NSN
6610-01-224-6949
Primary Part Number
3710-3
Item Name
Hairspring Mounting
FSC / FSG
6610 / 66 — Flight Instruments
Manufacturer
Kearflex Engineering Company
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5962-01-408-861137103POSSIBLE MATCH
MICROCIRCUIT,MEMORY
Possible match (shared part number)Timeplex Inc
5960-01-447-115437103POSSIBLE MATCH
ELECTRON TUBE
Possible match (shared part number)Unison Industries Llc
6720-01-654-511337103POSSIBLE MATCH
CAMERA SUBASSEMBLY
Possible match (shared part number)Ridge Tool Company
NSN 6610-01-224-6949 is a Hairspring Mounting, manufactured by Kearflex Engineering Company, classified under FSC 6610, Flight Instruments. Status: active.
What part numbers are listed for NSN 6610-01-224-6949?
NSN 6610-01-224-6949 has 1 manufacturer part number on file: 3710-3 (Kearflex Engineering Company).
What NSN replaces 6610-01-224-6949?
3 possible matches (shared part number, not a government interchangeability claim): 5962-01-408-8611, 5960-01-447-1154, 6720-01-654-5113. Verify interchangeability with system specifications before substitution.
Is NSN 6610-01-224-6949 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.