PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

23531Standoff,threaded,spacing

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5340-00-874-0635 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-874-0635 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-874-0635. Primary manufacturer part number: 23531.
Features
  • Standoff,threaded,spacing — FSC 5340
  • Cross-Sectional Shape: ROUND
  • Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS
  • Length: 1.875 INCHES NOMINAL IN
  • Diameter: 0.250 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Hamilton Sundstrand Corporation Dba Collins Aerospace
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-874-0635, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5340-00-874-0635
Primary Part Number23531
Item NameStandoff,threaded,spacing
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusCANCELLED
Cross-Sectional ShapeROUND
Style DesignatorLEFT INTERNAL AND RIGHT INTERNAL THREADS
Length1.875 INCHES NOMINAL IN
Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
No Item Name Available
4720-01-037-504374810695 INTERCHANGEABLE
Hose,preformed
Kalmar AC Inc
5310-01-147-5074 INTERCHANGEABLE
Washer
9330-01-723-4869R103308 INTERCHANGEABLE
Plastic Strip,pressure Sensitive
L-3 Communications Integrated Systems L.p. Dba Integrated Systems-Special Support Programs Division Div Sspd: Advanced Technical
3040-01-731-95852353-1 INTERCHANGEABLE
Connecting Link,rigid
Md Helicopters Inc
Cross-Reference Index
Part NumberManufacturer
23531 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
23531 United Technologies Corp Hamilton Sundstrand Corp (USA)
Related Parts
5340-00-403-6441SUCCESSOR
NO ITEM NAME AVAILABLE
4720-01-037-5043INTERCHANGEABLE
HOSE,PREFORMED
74810695
5310-01-147-5074INTERCHANGEABLE
WASHER
9330-01-723-4869INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
R103308
3040-01-731-9585INTERCHANGEABLE
CONNECTING LINK,RIGID
2353-1

Frequently Asked Questions

What is NSN 5340-00-874-0635?

NSN 5340-00-874-0635 is a Standoff,threaded,spacing, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5340 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5340-00-874-0635?

NSN 5340-00-874-0635 has 2 cross-referenced part numbers: 23531 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 23531 (United Technologies Corp Hamilton Sundstrand Corp).

What NSN replaces 5340-00-874-0635?

There are 5 known substitutes for 5340-00-874-0635: 5340-00-403-6441, 4720-01-037-5043, 5310-01-147-5074 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 23531?

Key specifications for 23531: Cross-Sectional Shape: ROUND; Style Designator: LEFT INTERNAL AND RIGHT INTERNAL THREADS; Length: 1.875 INCHES NOMINAL IN; Diameter: 0.250 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5340-00-874-0635 still in active supply?

NSN 5340-00-874-0635 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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