NSN 1377-01-121-3947 · NIIN 011213947 · Part number 1000-166
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc · FSC 1377 — Cartridge and Propellant Actuated Devices and Components · FSG 13 — Ammunition and Explosives · CAGE 12116
Government record, cited
NSN 1377-01-121-3947 — this item is cataloged by the U.S. Government under National Stock Number 1377-01-121-3947. Manufacturer of record part number: 1000-166.
Also searched as1377-01-121-3947 ·
1377011213947 ·
NIIN 011213947 ·
01-121-3947 ·
FSC 1377 Cartridge and Propellant Actuated Devices and Components · CAGE 12116 · 1000-166
Manufacturer of record: Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
Identification
NSN: 1377-01-121-3947
NIIN: 011213947
FSC: 1377 — Cartridge and Propellant Actuated Devices and Components
FSG: 13 — Ammunition and Explosives
Primary part number: 1000-166
Manufacturer: Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
General Description
The Strap Assembly, cataloged under National Stock Number 1377-01-121-3947, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. The manufacturer of record is Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc. 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
Strap Assembly
FSC / FSG
1377 — Cartridge and Propellant Actuated Devices and Components (FSG 13)
Manufacturers
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc (CAGE 12116)
Technical Specifications
Parameter
Value
NSN
1377-01-121-3947
Primary Part Number
1000-166
Item Name
Strap Assembly
FSC / FSG
1377 / 13 — Cartridge and Propellant Actuated Devices and Components
Manufacturer
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL B — Remove Demilitarization Key Points
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.
5360-01-173-2189100016-6POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
Possible match (shared part number)Bae Systems Land & Armaments L.p.
7050-01-516-93601000166POSSIBLE MATCH
COMPUTER SUBASSEMBLY
Possible match (shared part number)Technology Advancement Group, Inc
5830-01-621-6214100016-6POSSIBLE MATCH
INTERCOMMUNICATION STATION
Possible match (shared part number)Atlantic Signal Llc
Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc (USA)
Related Parts
5360-01-173-2189POSSIBLE MATCH
SPRING,HELICAL,COMPRESSION
100016-6
7050-01-516-9360POSSIBLE MATCH
COMPUTER SUBASSEMBLY
1000166
5830-01-621-6214POSSIBLE MATCH
INTERCOMMUNICATION STATION
100016-6
Frequently Asked Questions
What is NSN 1377-01-121-3947?
NSN 1377-01-121-3947 is a Strap Assembly, manufactured by Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
What part numbers are listed for NSN 1377-01-121-3947?
NSN 1377-01-121-3947 has 1 manufacturer part number on file: 1000-166 (Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc).
What NSN replaces 1377-01-121-3947?
3 possible matches (shared part number, not a government interchangeability claim): 5360-01-173-2189, 7050-01-516-9360, 5830-01-621-6214. Verify interchangeability with system specifications before substitution.
Is NSN 1377-01-121-3947 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.
What is the DEMIL code for NSN 1377-01-121-3947?
NSN 1377-01-121-3947 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.