PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

757279Standoff,threaded,spacing

Air Armament Center/ En · NSN 5340-01-174-4646 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-174-4646 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-174-4646. Primary manufacturer part number: 757279.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS
  • Cross-Sectional Shape: ROUND
  • Length: 1.307 INCHES MINIMUM AND 1.317 INCHES MAXIMUM IN
  • Diameter: 0.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Air Armament Center/ En
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-174-4646, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Air Armament Center/ En. Government technical data includes 4 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-174-4646
Primary Part Number757279
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerAir Armament Center/ En
StatusACTIVE
Style DesignatorLEFT INTERNAL AND RIGHT INTERNAL THREADS
Cross-Sectional ShapeROUND
Length1.307 INCHES MINIMUM AND 1.317 INCHES MAXIMUM IN
Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 1
5331-00-579-3158MS28775-008 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
Cross-Reference Index
Part NumberManufacturer
757279 PRIMARY Air Armament Center/ En (USA)
Related Parts
5331-00-579-3158INTERCHANGEABLE
O-RING
MS28775-008

Frequently Asked Questions

What is NSN 5340-01-174-4646?

NSN 5340-01-174-4646 is a Standoff,threaded,spacing, manufactured by Air Armament Center/ En, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-174-4646?

NSN 5340-01-174-4646 has 1 cross-referenced part number: 757279 (Air Armament Center/ En).

What NSN replaces 5340-01-174-4646?

There is 1 known substitute for 5340-01-174-4646: 5331-00-579-3158. Verify interchangeability with system specifications before substitution.

What are the specifications of 757279?

Key specifications for 757279: Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS; Cross-Sectional Shape: ROUND; Length: 1.307 INCHES MINIMUM AND 1.317 INCHES MAXIMUM IN; Diameter: 0.250 INCHES NOMINAL IN. 4 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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