PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3946Seal,plain Encased

Federal-Mogul Corp Government Sales Dept · NSN 5330-01-275-0517 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-275-0517 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-275-0517. Primary manufacturer part number: 3946.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.500 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 1.875 INCHES NOMINAL IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
  • Housing Bore Diameter: 2.754 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Federal-Mogul Corp Government Sales Dept
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-275-0517, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-275-0517
Primary Part Number3946
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Seal Width0.500 INCHES NOMINAL IN
Accommodated Shaft Diameter1.875 INCHES NOMINAL IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT
Housing Bore Diameter2.754 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5970-00-157-0730 INTERCHANGEABLE
Insulator,bowl
5325-00-164-2004 INTERCHANGEABLE
Ring,retaining
6810-00-233-0110 INTERCHANGEABLE
Sodium Thiosulfate,pentahydrate
6810-00-234-8380 INTERCHANGEABLE
Sodium Thiosulfate,pentahydrate
5930-00-265-9510K-860379PT1 INTERCHANGEABLE
Switch,push
L3 Technologies, Inc. Div Communication Systems-East
4820-00-273-9735394-6 INTERCHANGEABLE
Valve,foot
Crane Co Div Valve Div
4910-00-599-9448I-410-L INTERCHANGEABLE
Inflator Attachment
Haltec Corp
6505-00-765-082301-4842 INTERCHANGEABLE
Hydroxyzine Pamoate Capsules
Goldline Laboratories, Inc. Dba Goldline Laboratories
4730-01-124-00903946 INTERCHANGEABLE
Insert,hose Fitting
Ingersoll-Rand Company Dba Ingersoll-Rand
5305-01-190-749127695 INTERCHANGEABLE
Screw,cap,socket Head
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
3946 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
5970-00-157-0730INTERCHANGEABLE
INSULATOR,BOWL
5325-00-164-2004INTERCHANGEABLE
RING,RETAINING
6810-00-233-0110INTERCHANGEABLE
SODIUM THIOSULFATE,PENTAHYDRATE
6810-00-234-8380INTERCHANGEABLE
SODIUM THIOSULFATE,PENTAHYDRATE
5930-00-265-9510INTERCHANGEABLE
SWITCH,PUSH
K-860379PT1
4820-00-273-9735INTERCHANGEABLE
VALVE,FOOT
394-6
4910-00-599-9448INTERCHANGEABLE
INFLATOR ATTACHMENT
I-410-L
6505-00-765-0823INTERCHANGEABLE
HYDROXYZINE PAMOATE CAPSULES
01-4842
4730-01-124-0090INTERCHANGEABLE
INSERT,HOSE FITTING
3946
5305-01-190-7491INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
27695
5950-01-222-8629INTERCHANGEABLE
COIL,ELECTRICAL

Frequently Asked Questions

What is NSN 5330-01-275-0517?

NSN 5330-01-275-0517 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-275-0517?

NSN 5330-01-275-0517 has 1 cross-referenced part number: 3946 (Federal-Mogul Corp Government Sales Dept).

What NSN replaces 5330-01-275-0517?

There are 11 known substitutes for 5330-01-275-0517: 5970-00-157-0730, 5325-00-164-2004, 6810-00-233-0110 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3946?

Key specifications for 3946: Seal Width: 0.500 INCHES NOMINAL IN; Accommodated Shaft Diameter: 1.875 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT; Housing Bore Diameter: 2.754 INCHES NOMINAL IN. 5 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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