PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

618897Spacer,sleeve

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5365-00-102-4449 · FSC 5365 · No Item Name Available
Verified by PartsTable
NSN 5365-00-102-4449 — this item is cataloged by the U.S. Government under National Stock Number 5365-00-102-4449. Primary manufacturer part number: 618897.
Features
  • Spacer,sleeve — FSC 5365
  • Corner Shape: SQUARE RIGHT FLANGE BODY CORNER
  • Material Document and Classification: AMS ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
  • Flange Outside Diameter: 0.4015 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM IN
  • Body Outside Diameter: 0.3740 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM IN
  • Body Inside Diameter: 0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
  • Flange Width: 0.3900 INCHES MINIMUM AND 0.4000 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 410 Overall construction
General Description

The Spacer,sleeve, cataloged under National Stock Number 5365-00-102-4449, is classified within Federal Supply Class 5365 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 13 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5365-00-102-4449
Primary Part Number618897
Item NameSpacer,sleeve
FSC / FSG5365 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusACTIVE
Corner ShapeSQUARE RIGHT FLANGE BODY CORNER
Material Document and ClassificationAMS ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Hardness Rating30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
Flange Outside Diameter0.4015 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM IN
Body Outside Diameter0.3740 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM IN
Body Inside Diameter0.2760 INCHES MINIMUM AND 0.2860 INCHES MAXIMUM IN
Flange Width0.3900 INCHES MINIMUM AND 0.4000 INCHES MAXIMUM IN
Corner ShapeSQUARE LEFT FLANGE BODY CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE LEFT CORNER
Corner ShapeSQUARE INSIDE RIGHT CORNER
Style DesignatorSOLID, EXTERNAL FLANGE ONE END
MaterialSTEEL COMP 410 OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
2530-00-390-321761781R91 INTERCHANGEABLE
Hub Assembly,vehicular
Navistar Intl Corp Truck Br Ohio Plant
7310-01-328-01056-1-8897 INTERCHANGEABLE
Cap,inner,burner
W1d1 Natick Soldier Center Dba Us Army Ccdc Soldier Center Div Combat Capabilities Development Command - Soldier Center
Cross-Reference Index
Part NumberManufacturer
618897 PRIMARY Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
618897 Royal Oak Gage, Inc (USA)
Related Parts
2530-00-390-3217INTERCHANGEABLE
HUB ASSEMBLY,VEHICULAR
61781R91
7310-01-328-0105INTERCHANGEABLE
CAP,INNER,BURNER
6-1-8897

Frequently Asked Questions

What is NSN 5365-00-102-4449?

NSN 5365-00-102-4449 is a Spacer,sleeve, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5365 (No Item Name Available). Status: active.

What are the part numbers for NSN 5365-00-102-4449?

NSN 5365-00-102-4449 has 2 cross-referenced part numbers: 618897 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 618897 (Royal Oak Gage, Inc).

What NSN replaces 5365-00-102-4449?

There are 2 known substitutes for 5365-00-102-4449: 2530-00-390-3217, 7310-01-328-0105. Verify interchangeability with system specifications before substitution.

What are the specifications of 618897?

Key specifications for 618897: Corner Shape: SQUARE RIGHT FLANGE BODY CORNER; Material Document and Classification: AMS ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Hardness Rating: 30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL; Flange Outside Diameter: 0.4015 INCHES MINIMUM AND 0.4030 INCHES MAXIMUM IN. 14 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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