PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-1-677Insignia,shoulder Sleeve

Army Institute of Heraldry This Is an Original Design Activity Not a Mfr · NSN 8455-01-524-5121 · FSC 8455 · No Item Name Available
Verified by PartsTable
NSN 8455-01-524-5121 — this item is cataloged by the U.S. Government under National Stock Number 8455-01-524-5121. Primary manufacturer part number: A-1-677.
Features
  • Insignia,shoulder Sleeve — FSC 8455
  • Design Designation: SPECIAL FORCES
  • Procurement Group Code: 93666
  • Attachment Method: HOOK FASTENER
  • Department Designation: US ARMY
  • 2 verified cross-references
  • Primary manufacturer: Army Institute of Heraldry This Is an Original Design Activity Not a Mfr
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insignia,shoulder Sleeve, cataloged under National Stock Number 8455-01-524-5121, is classified within Federal Supply Class 8455 (No Item Name Available) of the Clothing, Individual Equipment, and Insignia group. The primary manufacturer of record is Army Institute of Heraldry This Is an Original Design Activity Not a Mfr. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN8455-01-524-5121
Primary Part NumberA-1-677
Item NameInsignia,shoulder Sleeve
FSC / FSG8455 / 84 — No Item Name Available
ManufacturerArmy Institute of Heraldry This Is an Original Design Activity Not a Mfr
StatusACTIVE
Design DesignationSPECIAL FORCES
Procurement Group Code93666
Attachment MethodHOOK FASTENER
Department DesignationUS ARMY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-072-9937C050-001-0001 INTERCHANGEABLE
Reactor
L3harris Interstate Electronics Corporation
6240-00-981-46811677 INTERCHANGEABLE
Lamp,incandescent
Richmond Engineering Co Inc
8455-01-180-6974 INTERCHANGEABLE
Tab,shoulder Sleeve Insignia
8455-01-180-6975 INTERCHANGEABLE
Tab,shoulder Sleeve Insignia
8455-01-647-9368 INTERCHANGEABLE
Insignia,shoulder Sleeve
8455-01-713-7992 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A-1-677 Army Institute of Heraldry This Is an Original Design Activity Not a Mfr (USA)
MIL-DTL-14652 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5950-00-072-9937INTERCHANGEABLE
REACTOR
C050-001-0001
6240-00-981-4681INTERCHANGEABLE
LAMP,INCANDESCENT
1677
8455-01-180-6974INTERCHANGEABLE
TAB,SHOULDER SLEEVE INSIGNIA
8455-01-180-6975INTERCHANGEABLE
TAB,SHOULDER SLEEVE INSIGNIA
8455-01-647-9368INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE
8455-01-713-7992INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 8455-01-524-5121?

NSN 8455-01-524-5121 is a Insignia,shoulder Sleeve, manufactured by Army Institute of Heraldry This Is an Original Design Activity Not a Mfr, classified under FSC 8455 (No Item Name Available). Status: active.

What are the part numbers for NSN 8455-01-524-5121?

NSN 8455-01-524-5121 has 2 cross-referenced part numbers: A-1-677 (Army Institute of Heraldry This Is an Original Design Activity Not a Mfr), MIL-DTL-14652 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 8455-01-524-5121?

There are 6 known substitutes for 8455-01-524-5121: 5950-00-072-9937, 6240-00-981-4681, 8455-01-180-6974 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-1-677?

Key specifications for A-1-677: Design Designation: SPECIAL FORCES; Procurement Group Code: 93666; Attachment Method: HOOK FASTENER; Special Features: FOILAGE GREEN AND BLACK. 5 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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