PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

90271-1Slide Block Assembl

Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc · NSN 1377-00-079-4000 · FSC 1377 · No Item Name Available
Verified by PartsTable
NSN 1377-00-079-4000 — this item is cataloged by the U.S. Government under National Stock Number 1377-00-079-4000. Primary manufacturer part number: 90271-1.
Features
  • Slide Block Assembl — FSC 1377
  • Unable to Decode: UNABLE TO DECODE
  • Package Nominal Overall Width and Type: 8.25 INCHES SHIPPING CONTAINER IN
  • Reference Number Differentiating Characteristics: TEXT
  • Package Nominal Overall Length and Type: 8.25 INCHES SHIPPING CONTAINER IN
  • Gross Weight: 2.0 SHIPPING CONTAINER POUNDS
  • Net Explosive Weight: 0.1 TRANSPORTATION POUNDS
  • General Characteristics Item Description: 1 UNIT QTY,WATERPROOF FIBERBOARD CARTON
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Slide Block Assembl, cataloged under National Stock Number 1377-00-079-4000, is classified within Federal Supply Class 1377 (No Item Name Available) of the Ammunition and Explosives group. The primary manufacturer of record is Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1377-00-079-4000
Primary Part Number90271-1
Item NameSlide Block Assembl
FSC / FSG1377 / 13 — No Item Name Available
ManufacturerNammo Defense Systems Inc. Dba Nammo Defense Systems Inc
StatusACTIVE
Unable to DecodeUNABLE TO DECODE
Package Nominal Overall Width and Type8.25 INCHES SHIPPING CONTAINER IN
Reference Number Differentiating CharacteristicsTEXT
Package Nominal Overall Length and Type8.25 INCHES SHIPPING CONTAINER IN
Gross Weight2.0 SHIPPING CONTAINER POUNDS
Net Explosive Weight0.1 TRANSPORTATION POUNDS
General Characteristics Item Description1 UNIT QTY,WATERPROOF FIBERBOARD CARTON
Hazardous Material Classification Code1.4 DEPARTMENT OF DEFENSE HAZARD CLASS DIVISION AND F DEPARTMENT OF TRANSPORTATION CLASS AND S STORAGE COMPATIBILITY GROUP
Package Nominal Overall Height and Type14.50 INCHES SHIPPING CONTAINER IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3431-01-195-8686 INTERCHANGEABLE
Welding Machine,arc
Cross-Reference Index
Part NumberManufacturer
90271-1 Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc (USA)
90271-3 Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc (USA)
Related Parts
3431-01-195-8686INTERCHANGEABLE
WELDING MACHINE,ARC

Frequently Asked Questions

What is NSN 1377-00-079-4000?

NSN 1377-00-079-4000 is a Slide Block Assembl, manufactured by Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc, classified under FSC 1377 (No Item Name Available). Status: active.

What are the part numbers for NSN 1377-00-079-4000?

NSN 1377-00-079-4000 has 2 cross-referenced part numbers: 90271-1 (Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc), 90271-3 (Nammo Defense Systems Inc. Dba Nammo Defense Systems Inc).

What NSN replaces 1377-00-079-4000?

There is 1 known substitute for 1377-00-079-4000: 3431-01-195-8686. Verify interchangeability with system specifications before substitution.

What are the specifications of 90271-1?

Key specifications for 90271-1: Unable to Decode: UNABLE TO DECODE; Package Nominal Overall Width and Type: 8.25 INCHES SHIPPING CONTAINER IN; Reference Number Differentiating Characteristics: TEXT; Package Nominal Overall Length and Type: 8.25 INCHES SHIPPING CONTAINER IN. 9 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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