PartsTable TECHNICAL DATA SHEET
OCTOBER 2026Technical Data Sheet

SSIL-556-KRKT-BTSilencer,gun

Troy Industries, Inc · NSN 1005-01-729-4076 · FSC 1005 · No Item Name Available
Verified by PartsTable
NSN 1005-01-729-4076 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-729-4076. Primary manufacturer part number: SSIL-556-KRKT-BT.
Features
  • Silencer,gun — FSC 1005
  • Material: STEEL
  • Overall Diameter: 1.65 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Troy Industries, Inc
Applications
  • Applications requiring Steel construction
General Description

The Silencer,gun, cataloged under National Stock Number 1005-01-729-4076, is classified within Federal Supply Class 1005 (No Item Name Available) of the Weapons group. The primary manufacturer of record is Troy Industries, Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the government interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1005-01-729-4076
Primary Part NumberSSIL-556-KRKT-BT
Item NameSilencer,gun
FSC / FSG1005 / 10 — No Item Name Available
ManufacturerTroy Industries, Inc
StatusACTIVE
MaterialSTEEL
Overall Diameter1.65 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
⇄ Verified Substitutes 9
1005-00-214-09346740966 SAME_FSC
Revolver,caliber .38 Special
1005-00-214-0934160125 SAME_FSC
Revolver,caliber .38 Special
1005-00-344-62524116 SAME_FSC
Screw,stock
Button,carrier Latc
Valve,refill Assy
1005-00-937-58398432576 SAME_FSC
Revolver,caliber .38 Special
1005-00-937-584010 SAME_FSC
Revolver,caliber .38 Special
Pin,trigger Housing
1005-01-459-53505918 SAME_FSC
Lever,disconnector
Cross-Reference Index
Part NumberManufacturer
SSIL-556-KRKT-BT PRIMARY Troy Industries, Inc (USA)
KRYPTOS 5.56 Troy Industries, Inc (USA)
Related Parts
1005-00-214-0934INTERCHANGEABLE
REVOLVER,CALIBER .38 SPECIAL
6740966
1005-00-214-0934INTERCHANGEABLE
REVOLVER,CALIBER .38 SPECIAL
160125
1005-00-344-6252INTERCHANGEABLE
SCREW,STOCK
4116
1005-00-512-6168INTERCHANGEABLE
BUTTON,CARRIER LATC
1005-00-915-0903INTERCHANGEABLE
VALVE,REFILL ASSY
1005-00-937-5839INTERCHANGEABLE
REVOLVER,CALIBER .38 SPECIAL
8432576
1005-00-937-5840INTERCHANGEABLE
REVOLVER,CALIBER .38 SPECIAL
10
1005-01-251-9180INTERCHANGEABLE
PIN,TRIGGER HOUSING
1005-01-459-5350INTERCHANGEABLE
LEVER,DISCONNECTOR
5918

Frequently Asked Questions

What is NSN 1005-01-729-4076?

NSN 1005-01-729-4076 is a Silencer,gun, manufactured by Troy Industries, Inc, classified under FSC 1005 (No Item Name Available). Status: active.

What are the part numbers for NSN 1005-01-729-4076?

NSN 1005-01-729-4076 has 2 cross-referenced part numbers: SSIL-556-KRKT-BT (Troy Industries, Inc), KRYPTOS 5.56 (Troy Industries, Inc).

What NSN replaces 1005-01-729-4076?

There are 9 known substitutes for 1005-01-729-4076: 1005-00-214-0934, 1005-00-214-0934, 1005-00-344-6252 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SSIL-556-KRKT-BT?

Key specifications for SSIL-556-KRKT-BT: Overall Length: 6.5 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SUPPRESSOR; Material: STEEL; Overall Diameter: 1.65 INCHES NOMINAL IN. 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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