NSN 1005-01-617-0889 · NIIN 016170889 · Part number 26597-1
Charles Reed Knight Jr Dba Knight's Armament Company · FSC 1005 — Guns, Through 30mm · FSG 10 — Weapons · CAGE 1S002
Government record, cited
NSN 1005-01-617-0889 — this item is cataloged by the U.S. Government under National Stock Number 1005-01-617-0889. Manufacturer of record part number: 26597-1.
Also searched as1005-01-617-0889 ·
1005016170889 ·
NIIN 016170889 ·
01-617-0889 ·
FSC 1005 Guns, Through 30mm · CAGE 1S002 · 26597-1
Nearby stock numbers← 1005-01-617-0592 Mwd, Gun Simulator Fire
·
1005-01-617-0907 Control Box, Dual Mo →
Features
Base,rear Sight — FSC 1005
1 manufacturer part number on file
Manufacturer of record: Charles Reed Knight Jr Dba Knight's Armament Company
Identification
NSN: 1005-01-617-0889
NIIN: 016170889
FSC: 1005 — Guns, Through 30mm
FSG: 10 — Weapons
Primary part number: 26597-1
Manufacturer: Charles Reed Knight Jr Dba Knight's Armament Company
General Description
The Base,rear Sight, cataloged under National Stock Number 1005-01-617-0889, is classified within Federal Supply Class 1005 (Guns, Through 30mm) of the Weapons group. The manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
1005-01-617-0889
Primary Part Number
26597-1
Item Name
Base,rear Sight
FSC / FSG
1005 / 10 — Guns, Through 30mm
Manufacturer
Charles Reed Knight Jr Dba Knight's Armament Company
Charles Reed Knight Jr Dba Knight's Armament Company (USA)
No interchangeability data on file.
Other items in FSC 1005 — Guns, Through 30mm
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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1005-00-915-0903
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1005-00-937-5839
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1005-01-251-9180
PIN,TRIGGER HOUSING
Frequently Asked Questions
What is NSN 1005-01-617-0889?
NSN 1005-01-617-0889 is a Base,rear Sight, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 1005, Guns, Through 30mm. Status: active.
What part numbers are listed for NSN 1005-01-617-0889?
NSN 1005-01-617-0889 has 1 manufacturer part number on file: 26597-1 (Charles Reed Knight Jr Dba Knight's Armament Company).
What are the specifications of 26597-1?
Key specifications for 26597-1: Overall Length: 4.017 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: EXTENDED KNIGHTSCOPE BASE ASSY. 0 specifications are documented in the U.S. Government catalog.
Is NSN 1005-01-617-0889 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 1005-01-617-0889?
NSN 1005-01-617-0889 has DEMIL Code D. 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.