PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9531Seal,plain Encased

Blako Inc. Dba Blakeslee · NSN 5330-00-891-5669 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-891-5669 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-891-5669. Primary manufacturer part number: 9531.
Features
  • Seal,plain Encased — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Blako Inc. Dba Blakeslee
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-891-5669, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Blako Inc. Dba Blakeslee. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal,plain Encased
FSC / FSG5330 — No Item Name Available (FSG 53)
ManufacturersBlako Inc. Dba Blakeslee (CAGE 7L611)
Technical Specifications
ParameterValue
NSN5330-00-891-5669
Primary Part Number9531
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerBlako Inc. Dba Blakeslee
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1560-00-097-6749953-1 INTERCHANGEABLE
Ladder,rope,emergency
Ami Industries, Inc Div Utc Aerospace Systems
2920-00-603-72522067F2 INTERCHANGEABLE
Switch,lock,ignition
Oshkosh Defense Llc
3120-00-618-03189531 INTERCHANGEABLE
Bushing,sleeve
Master Machine Products Corp
2990-00-790-2644103605 INTERCHANGEABLE
Muffler,exhaust
Allianz Sweeper Company
5355-00-935-7631 INTERCHANGEABLE
Knob
5950-00-967-4562232211 INTERCHANGEABLE
Transformer,power
Woodward, Inc.
6145-01-115-32049531 INTERCHANGEABLE
Kit,wire,hookup
Belden Wire & Cable Company Llc Dba Belden Cdt Electronics Division
5310-01-199-33399531 INTERCHANGEABLE
Nut
Coffin Turbo Pump Inc
4820-01-199-66649531 INTERCHANGEABLE
Stem,fluid Valve
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
4820-01-304-28479531 INTERCHANGEABLE
Seat,valve
Tescom Corp Dba Tescom Div Tescom
Cross-Reference Index
Part NumberManufacturer
9531 PRIMARY Blako Inc. Dba Blakeslee (USA)
M-1-3557 Blako Inc. Dba Blakeslee (USA)
Related Parts
1560-00-097-6749INTERCHANGEABLE
LADDER,ROPE,EMERGENCY
953-1
2920-00-603-7252INTERCHANGEABLE
SWITCH,LOCK,IGNITION
2067F2
3120-00-618-0318INTERCHANGEABLE
BUSHING,SLEEVE
9531
2990-00-790-2644INTERCHANGEABLE
MUFFLER,EXHAUST
103605
5355-00-935-7631INTERCHANGEABLE
KNOB
5950-00-967-4562INTERCHANGEABLE
TRANSFORMER,POWER
232211
6145-01-115-3204INTERCHANGEABLE
KIT,WIRE,HOOKUP
9531
5310-01-199-3339INTERCHANGEABLE
NUT
9531
4820-01-199-6664INTERCHANGEABLE
STEM,FLUID VALVE
9531
4820-01-304-2847INTERCHANGEABLE
SEAT,VALVE
9531
3040-01-411-3177INTERCHANGEABLE
WOBBLESHAFT ASSEMBLY
95-3-1
5310-01-420-3566INTERCHANGEABLE
NUT,PLAIN,CASTELLATED,HEXAGON
9531

Frequently Asked Questions

What is NSN 5330-00-891-5669?

NSN 5330-00-891-5669 is a Seal,plain Encased, manufactured by Blako Inc. Dba Blakeslee, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-891-5669?

NSN 5330-00-891-5669 has 2 cross-referenced part numbers: 9531 (Blako Inc. Dba Blakeslee), M-1-3557 (Blako Inc. Dba Blakeslee).

What NSN replaces 5330-00-891-5669?

There are 12 known substitutes for 5330-00-891-5669: 1560-00-097-6749, 2920-00-603-7252, 3120-00-618-0318 and 9 more. Verify interchangeability with system specifications before substitution.

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