PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12021-1Harness,personnel Parachute,seat

Pioneer Aerospace Corp · NSN 1670-01-661-3928 · FSC 1670 · No Item Name Available
Verified by PartsTable
NSN 1670-01-661-3928 — this item is cataloged by the U.S. Government under National Stock Number 1670-01-661-3928. Primary manufacturer part number: 12021-1.
Features
  • Harness,personnel Parachute,seat — FSC 1670
  • 1 verified cross-reference
  • Primary manufacturer: Pioneer Aerospace Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Harness,personnel Parachute,seat, cataloged under National Stock Number 1670-01-661-3928, is classified within Federal Supply Class 1670 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Pioneer Aerospace Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1670-01-661-3928
Primary Part Number12021-1
Item NameHarness,personnel Parachute,seat
FSC / FSG1670 / 16 — No Item Name Available
ManufacturerPioneer Aerospace Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5306-00-974-11107472 INTERCHANGEABLE
Bolt,machine
Sachs-Boge of America
5999-01-020-9543 INTERCHANGEABLE
Contact,electrical
5905-01-025-2972521202119 INTERCHANGEABLE
Resistor,fixed,film
Telemechanics Inc
5305-01-048-1517120211 INTERCHANGEABLE
Screw
International Business Machines Corp Parts Order Center Dept E - 54
5930-01-086-7214 INTERCHANGEABLE
Switch,toggle
5845-01-479-833912021-1 INTERCHANGEABLE
Baffle,acoustic,sonar
Coda Octopus Engineering, Inc.
8145-01-480-4648120211 INTERCHANGEABLE
Shipping and Storage Container,e
Leidos, Inc.
Cross-Reference Index
Part NumberManufacturer
12021-1 PRIMARY Pioneer Aerospace Corp (USA)
Related Parts
5306-00-974-1110INTERCHANGEABLE
BOLT,MACHINE
7472
5999-01-020-9543INTERCHANGEABLE
CONTACT,ELECTRICAL
5905-01-025-2972INTERCHANGEABLE
RESISTOR,FIXED,FILM
521202119
5305-01-048-1517INTERCHANGEABLE
SCREW
120211
5930-01-086-7214INTERCHANGEABLE
SWITCH,TOGGLE
5845-01-479-8339INTERCHANGEABLE
BAFFLE,ACOUSTIC,SONAR
12021-1
8145-01-480-4648INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,E
120211

Frequently Asked Questions

What is NSN 1670-01-661-3928?

NSN 1670-01-661-3928 is a Harness,personnel Parachute,seat, manufactured by Pioneer Aerospace Corp, classified under FSC 1670 (No Item Name Available). Status: active.

What are the part numbers for NSN 1670-01-661-3928?

NSN 1670-01-661-3928 has 1 cross-referenced part number: 12021-1 (Pioneer Aerospace Corp).

What NSN replaces 1670-01-661-3928?

There are 7 known substitutes for 1670-01-661-3928: 5306-00-974-1110, 5999-01-020-9543, 5905-01-025-2972 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12021-1?

Key specifications for 12021-1: End Item Identification: MC1-1CD/S; Part Name Assigned by Controlling Agency: HARNESS AND VEST. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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