PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

520687Packing,preformed

Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · NSN 5330-00-882-1690 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-882-1690 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-882-1690. Primary manufacturer part number: 520687.
Features
  • Packing,preformed — FSC 5330
  • Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
  • Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Cross-Sectional Shape Style: O-RING
  • Material Document and Classification: AMS-7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Material: RUBBER FLUOROCARBON CLASS FPM OVERALL
  • Center Hole Diameter: 4.344 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN
  • 4 verified cross-references
Applications
  • Applications requiring Rubber Fluorocarbon Class Fpm Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-00-882-1690, is classified within Federal Supply Class 5330 (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 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-882-1690
Primary Part Number520687
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRtx Corporation Dba Pratt & Whitney Div Pratt &whitney
StatusCANCELLED
Cross-Sectional Height0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN
Hardness Rating70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL
Cross-Sectional Shape StyleO-RING
Material Document and ClassificationAMS-7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MaterialRUBBER FLUOROCARBON CLASS FPM OVERALL
Center Hole Diameter4.344 INCHES MINIMUM AND 4.374 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5805-00-009-347611245 INTERCHANGEABLE
Output Isolator Mod
Versitron Inc
3110-00-100-0283560 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Rbc Bearings Incorporated Div West Trenton Division
3110-00-155-665303991 INTERCHANGEABLE
Bearing,ball,annular
Hyster-Yale Group, Inc. Dba Yale Materials Handling
5331-00-165-1963AS3209-245 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5305-00-206-1288 INTERCHANGEABLE
Screw,machine
5136-00-889-6973 INTERCHANGEABLE
Tap,thread Cutting
5310-01-145-9118144EX522 INTERCHANGEABLE
Washer,lock
Oshkosh Defense Llc
5935-01-354-4074 INTERCHANGEABLE
Adapter,connector
6670-01-436-8261YA501 INTERCHANGEABLE
Scale,weighing
Ohaus Corporation
6505-01-573-0903NDC55289-0972-90 INTERCHANGEABLE
Paroxetine Hydrochloride Tablets
Pd-Rx Pharmaceuticals, Inc.
Cross-Reference Index
Part NumberManufacturer
520687 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
MS9388-245 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
385983 Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
11-245 Strohmeyer, Julie a. Dba Julie a. Strohmeyer (USA)
Related Parts
5805-00-009-3476INTERCHANGEABLE
OUTPUT ISOLATOR MOD
11245
3110-00-100-0283INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
560
3110-00-155-6653INTERCHANGEABLE
BEARING,BALL,ANNULAR
03991
5331-00-165-1963INTERCHANGEABLE
O-RING
AS3209-245
5305-00-206-1288INTERCHANGEABLE
SCREW,MACHINE
5136-00-889-6973INTERCHANGEABLE
TAP,THREAD CUTTING
5310-01-145-9118INTERCHANGEABLE
WASHER,LOCK
144EX522
5935-01-354-4074INTERCHANGEABLE
ADAPTER,CONNECTOR
6670-01-436-8261INTERCHANGEABLE
SCALE,WEIGHING
YA501
6505-01-573-0903INTERCHANGEABLE
PAROXETINE HYDROCHLORIDE TABLETS
NDC55289-0972-90

Frequently Asked Questions

What is NSN 5330-00-882-1690?

NSN 5330-00-882-1690 is a Packing,preformed, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-882-1690?

NSN 5330-00-882-1690 has 4 cross-referenced part numbers: 520687 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), MS9388-245 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 385983 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 11-245 (Strohmeyer, Julie a. Dba Julie a. Strohmeyer).

What NSN replaces 5330-00-882-1690?

There are 10 known substitutes for 5330-00-882-1690: 5805-00-009-3476, 3110-00-100-0283, 3110-00-155-6653 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 520687?

Key specifications for 520687: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM OVERALL; Cross-Sectional Shape Style: O-RING; Material Document and Classification: AMS-7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-882-1690 still in active supply?

NSN 5330-00-882-1690 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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