PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

580111-5Adapter,housing

Drs Sustainment Systems, Inc. · NSN 1270-01-206-0678 · FSC 1270 · No Item Name Available
Verified by PartsTable
NSN 1270-01-206-0678 — this item is cataloged by the U.S. Government under National Stock Number 1270-01-206-0678. Primary manufacturer part number: 580111-5.
Features
  • Adapter,housing — FSC 1270
  • FSC Application Data: ACFT GUNNERY FIRE CONTROL COMPONENT
  • General Characteristics Item Description: O/A DIM. 9.656 IN. L,2.750 IN. DIA.; PART OF GUN LAYING MOUNT P/N 580009-309; USED ON AN/ASG-21 IN
  • 1 verified cross-reference
  • Primary manufacturer: Drs Sustainment Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Adapter,housing, cataloged under National Stock Number 1270-01-206-0678, is classified within Federal Supply Class 1270 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is Drs Sustainment Systems, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1270-01-206-0678
Primary Part Number580111-5
Item NameAdapter,housing
FSC / FSG1270 / 12 — No Item Name Available
ManufacturerDrs Sustainment Systems, Inc.
StatusACTIVE
FSC Application DataACFT GUNNERY FIRE CONTROL COMPONENT
General Characteristics Item DescriptionO/A DIM. 9.656 IN. L,2.750 IN. DIA.; PART OF GUN LAYING MOUNT P/N 580009-309; USED ON AN/ASG-21 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-057-2029 INTERCHANGEABLE
O-Ring
5998-00-126-95315801115 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Services, Llc
Cross-Reference Index
Part NumberManufacturer
580111-5 Drs Sustainment Systems, Inc. (USA)
Related Parts
5331-00-057-2029INTERCHANGEABLE
O-RING
5998-00-126-9531INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5801115

Frequently Asked Questions

What is NSN 1270-01-206-0678?

NSN 1270-01-206-0678 is a Adapter,housing, manufactured by Drs Sustainment Systems, Inc., classified under FSC 1270 (No Item Name Available). Status: active.

What are the part numbers for NSN 1270-01-206-0678?

NSN 1270-01-206-0678 has 1 cross-referenced part number: 580111-5 (Drs Sustainment Systems, Inc.).

What NSN replaces 1270-01-206-0678?

There are 2 known substitutes for 1270-01-206-0678: 5331-00-057-2029, 5998-00-126-9531. Verify interchangeability with system specifications before substitution.

What are the specifications of 580111-5?

Key specifications for 580111-5: FSC Application Data: ACFT GUNNERY FIRE CONTROL COMPONENT; General Characteristics Item Description: O/A DIM. 9.656 IN. L,2.750 IN. DIA.; PART OF GUN LAYING MOUNT P/N 580009-309; USED ON AN/ASG-21 IN; End Item Identification: B-52H ACFT. 3 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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