PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-3628/121ABadge,identification

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 8455-01-598-5173 · FSC 8455 · No Item Name Available
Verified by PartsTable
NSN 8455-01-598-5173 — this item is cataloged by the U.S. Government under National Stock Number 8455-01-598-5173. Primary manufacturer part number: MIL-DTL-3628/121A.
Features
  • Badge,identification — FSC 8455
  • Department Designation: US AIR FORCE
  • Design Designation: US NAVY SECURITY FORCES
  • Attachment Method: PRONG-CLUTCH
  • Size Designation: REGULAR
  • Material: COPPER ALLOY BACKGROUND
  • 2 verified cross-references
  • Primary manufacturer: Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Applications
  • Applications requiring Copper Alloy Background construction
General Description

The Badge,identification, cataloged under National Stock Number 8455-01-598-5173, 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 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 5 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: Cancelled.

Technical Specifications
ParameterValue
NSN8455-01-598-5173
Primary Part NumberMIL-DTL-3628/121A
Item NameBadge,identification
FSC / FSG8455 / 84 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Department DesignationUS AIR FORCE
Design DesignationUS NAVY SECURITY FORCES
Attachment MethodPRONG-CLUTCH
Size DesignationREGULAR
MaterialCOPPER ALLOY BACKGROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3110-00-142-4328181826-2 INTERCHANGEABLE
Bearing,ball,airframe
Mpb Corp Div Timken Super Precision
3110-00-690-7298MB540 INTERCHANGEABLE
Bearing,ball,airframe
New Hampshire Ball Bearings Inc Div Hitech Division
3110-00-702-145247-150-243-1 INTERCHANGEABLE
Bearing,ball,airframe
Bell Textron Inc
5950-01-370-6427844-056-001 INTERCHANGEABLE
Transformer,radio Frequency
Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations
5998-01-485-3294B540 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
3110-01-648-6221B540 INTERCHANGEABLE
Bearing,ball,annular
Rbc Bearings Incorporated Div West Trenton Division
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-3628/121A Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
B-5-40 Army Institute of Heraldry This Is an Original Design Activity Not a Mfr (USA)
Related Parts
3110-00-142-4328INTERCHANGEABLE
BEARING,BALL,AIRFRAME
181826-2
3110-00-690-7298INTERCHANGEABLE
BEARING,BALL,AIRFRAME
MB540
3110-00-702-1452INTERCHANGEABLE
BEARING,BALL,AIRFRAME
47-150-243-1
5950-01-370-6427INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
844-056-001
5998-01-485-3294INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
B540
3110-01-648-6221INTERCHANGEABLE
BEARING,BALL,ANNULAR
B540

Frequently Asked Questions

What is NSN 8455-01-598-5173?

NSN 8455-01-598-5173 is a Badge,identification, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 8455 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 8455-01-598-5173?

NSN 8455-01-598-5173 has 2 cross-referenced part numbers: MIL-DTL-3628/121A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), B-5-40 (Army Institute of Heraldry This Is an Original Design Activity Not a Mfr).

What NSN replaces 8455-01-598-5173?

There are 6 known substitutes for 8455-01-598-5173: 3110-00-142-4328, 3110-00-690-7298, 3110-00-702-1452 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-3628/121A?

Key specifications for MIL-DTL-3628/121A: Department Designation: US AIR FORCE; Design Designation: US NAVY SECURITY FORCES; Attachment Method: PRONG-CLUTCH; Size Designation: REGULAR. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 8455-01-598-5173 still in active supply?

NSN 8455-01-598-5173 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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