PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7748944Seal,plain

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5330-00-818-0558 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-818-0558 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-818-0558. Primary manufacturer part number: 7748944.
Features
  • Seal,plain — FSC 5330
  • Accommodated Shaft Diameter: 5.773 INCHES MINIMUM AND 5.777 INCHES MAXIMUM IN
  • Construction: SOLID
  • Criticality Code Justification: ABVM AND CPCW
  • Cross-Sectional Shape Style: SINGLE LIP
  • Seal Width: 0.366 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
  • Material: PLASTIC PHENOLIC BACKING
  • Housing Bore Diameter: 6.251 INCHES MINIMUM AND 6.255 INCHES MAXIMUM IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Plastic Phenolic Backing construction
General Description

The Seal,plain, cataloged under National Stock Number 5330-00-818-0558, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, 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
NSN5330-00-818-0558
Primary Part Number7748944
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
Accommodated Shaft Diameter5.773 INCHES MINIMUM AND 5.777 INCHES MAXIMUM IN
ConstructionSOLID
Criticality Code JustificationABVM AND CPCW
Cross-Sectional Shape StyleSINGLE LIP
Seal Width0.366 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
MaterialPLASTIC PHENOLIC BACKING
Housing Bore Diameter6.251 INCHES MINIMUM AND 6.255 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6680-00-235-6013811-1 INTERCHANGEABLE
Indicator,sight,liquid
Kaydon Custom Filtration Corporation
6210-00-295-23118-0111-200 INTERCHANGEABLE
Lens,light
Dialight Corporation
5330-00-435-52678-111-NO300-9 INTERCHANGEABLE
Retainer,packing
Parker-Hannifin Corp Div O-Ring Division
5905-00-470-9265 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5120-00-541-3054 INTERCHANGEABLE
Wrench,ratchet
4720-00-672-2728134MDP1 INTERCHANGEABLE
Hose,preformed
Linde Material Handling North America Corporation
5970-00-832-8028RTV11-1GALCAN INTERCHANGEABLE
Insulating Compound,electrical
Momentive Performance Materials Inc.
5961-00-911-6015 INTERCHANGEABLE
Transistor
3830-01-157-3008 INTERCHANGEABLE
Tooth,surface Ripping
5305-01-494-8220 INTERCHANGEABLE
Screw,cap,hexagon Head
Cross-Reference Index
Part NumberManufacturer
8111-160-HR Greene Tweed & Co. Gmbhdichtungssysteme (DEU)
7748944 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
8111 Palmetto Inc (USA)
8111-599-5770 Greene Tweed & Co. Gmbhdichtungssysteme (DEU)
K.M109.5330-00-818-0558.001 CAGE A3JLJ
8111 Greene Tweed & Co Inc (USA)
6111-599-P5 Makine Ve Kimya Endustrisi Anonim Sirketi Agir Silah Fabrikasi Subesi (TUR)
K.101022.000-2 CAGE A3JLJ
Related Parts
6680-00-235-6013INTERCHANGEABLE
INDICATOR,SIGHT,LIQUID
811-1
6210-00-295-2311INTERCHANGEABLE
LENS,LIGHT
8-0111-200
5330-00-435-5267INTERCHANGEABLE
RETAINER,PACKING
8-111-NO300-9
5905-00-470-9265INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5120-00-541-3054INTERCHANGEABLE
WRENCH,RATCHET
4720-00-672-2728INTERCHANGEABLE
HOSE,PREFORMED
134MDP1
5970-00-832-8028INTERCHANGEABLE
INSULATING COMPOUND,ELECTRICAL
RTV11-1GALCAN
5961-00-911-6015INTERCHANGEABLE
TRANSISTOR
3830-01-157-3008INTERCHANGEABLE
TOOTH,SURFACE RIPPING
5305-01-494-8220INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
6545-01-574-8111INTERCHANGEABLE
BAG,COMBAT CASUALTY CARE
8111

Frequently Asked Questions

What is NSN 5330-00-818-0558?

NSN 5330-00-818-0558 is a Seal,plain, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-818-0558?

NSN 5330-00-818-0558 has 8 cross-referenced part numbers: 8111-160-HR (Greene Tweed & Co. Gmbhdichtungssysteme), 7748944 (U S Army Tank Automotive Command Amsta-Im-Mm), 8111 (Palmetto Inc), 8111-599-5770 (Greene Tweed & Co. Gmbhdichtungssysteme), K.M109.5330-00-818-0558.001 and 3 more.

What NSN replaces 5330-00-818-0558?

There are 11 known substitutes for 5330-00-818-0558: 6680-00-235-6013, 6210-00-295-2311, 5330-00-435-5267 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7748944?

Key specifications for 7748944: Accommodated Shaft Diameter: 5.773 INCHES MINIMUM AND 5.777 INCHES MAXIMUM IN; Construction: SOLID; Criticality Code Justification: ABVM AND CPCW; Cross-Sectional Shape Style: SINGLE LIP. 7 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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