NSN 5999-01-327-9557 · NIIN 013279557 · Part number 66261-4
Te Connectivity Corporation · FSC 5999 — Miscellaneous Electrical and Electronic Components · FSG 59 — Electrical and Electronic Equipment Components · CAGE 00779
Government record, cited
NSN 5999-01-327-9557 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-327-9557. Manufacturer of record part number: 66261-4.
Also searched as5999-01-327-9557 ·
5999013279557 ·
NIIN 013279557 ·
01-327-9557 ·
FSC 5999 Miscellaneous Electrical and Electronic Components · CAGE 00779 · 66261-4 · 1001457 · 1001457
Manufacturer of record: Te Connectivity Corporation
Identification
NSN: 5999-01-327-9557
NIIN: 013279557
FSC: 5999 — Miscellaneous Electrical and Electronic Components
FSG: 59 — Electrical and Electronic Equipment Components
Primary part number: 66261-4
Manufacturer: Te Connectivity Corporation
General Description
The Contact,electrical, cataloged under National Stock Number 5999-01-327-9557, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Te Connectivity Corporation. The record lists 3 manufacturer part numbers 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. Unit of issue: EA.
Catalog Facts
Item Name
Contact,electrical
FSC / FSG
5999 — Miscellaneous Electrical and Electronic Components (FSG 59)
Manufacturers
Tld Ace Corp Div Tld Ace (CAGE 00365); Te Connectivity Corporation (CAGE 00779); Freightquip Pty Ltd (CAGE Z0DK5)
Technical Specifications
Parameter
Value
NSN
5999-01-327-9557
Primary Part Number
66261-4
Item Name
Contact,electrical
FSC / FSG
5999 / 59 — Miscellaneous Electrical and Electronic Components
Manufacturer
Te Connectivity Corporation
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Shelf Life Code
0
Criticality Code
X
Unit of Issue
EA
Acquisition advice code
JZ
Weight
0.0800 lbs
Cube
0.0006 cu ft
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5365-01-509-98911001457POSSIBLE MATCH
SHIM
Possible match (shared part number)Elgin Sweeper Company
5330-01-545-4400GB415POSSIBLE MATCH
SEAL,PLAIN
Possible match (shared part number)Fascan International, Inc.
5998-01-580-8653662614POSSIBLE MATCH
DATA ACQUISITION CA
Possible match (shared part number)Environmental Tectonics Corp
NSN 5999-01-327-9557 is a Contact,electrical, manufactured by Te Connectivity Corporation, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
What part numbers are listed for NSN 5999-01-327-9557?
NSN 5999-01-327-9557 has 3 manufacturer part numbers on file: 1001457 (Tld Ace Corp Div Tld Ace), 66261-4 (Te Connectivity Corporation), 1001457 (Freightquip Pty Ltd).
What NSN replaces 5999-01-327-9557?
3 possible matches (shared part number, not a government interchangeability claim): 5365-01-509-9891, 5330-01-545-4400, 5998-01-580-8653. Verify interchangeability with system specifications before substitution.
Is NSN 5999-01-327-9557 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.