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5331-99-645-5920
O-Ring
5331996455920 996455920 BS1806-021 ASCC17-27C-021 BS1806-021NBR.90 AMBEU61521 MBEU61521 021
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see PACKING,PREFORMED. For noncircular items with a round cross-section, see SEAL,NONMETALLIC ROUND SECTION and RUBBER,ROUND SECTION. View more O-Ring
Managed by United Kingdom
NSN Created on 25 Apr 1991
Data Last Changed
November 2023
November 2023
NATO Update Count
1
1
NATO Data Quality

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BS1806-021 ASCC17-27C-021 BS1806-021NBR.90 AMBEU61521 MBEU61521 021 A nonmetallic circular item with
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BS1806 -021 ASCC17-27C-021BS1806-021NBR.90 AMBEU61521 MBEU61521 021 A nonmetallic circular item with
BS1806 -021 ASCC17-27C-021BS1806-021NBR.90 AMBEU61521 MBEU61521 021 A nonmetallic circular item with
BS1806 -021 ASCC17-27C-021BS1806-021NBR.90 AMBEU61521 MBEU61521 021 A nonmetallic circular item with
BS1806 -021 ASCC17-27C-021BS1806-021NBR.90 AMBEU61521 MBEU61521 021 A nonmetallic circular item with
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Restrictions 5331-99-645-5920
End Users 5331-99-645-5920
- Oman (VE)
- Finland (WF)
- Bulgaria (WU)
- Brazil (YA)
- Spain (YB)
- Malaysia (YW)
- Australia (ZA)
- Belgium (ZB)
- South Africa (ZD)
- New Zealand (ZE)
- France (ZF)
- Germany (ZG)
- Republic of Korea (ZH)
- United Kingdom (ZK)
- Italy (ZR)
- Greece (ZU)
- NATO Maintenance and Supply Agency (ZX)
- United States of America (ZZ)
Approved Sources 5331-99-645-5920
- Part Number
- Manufacturer
- Status
- BS1806-021NBR.90
- Manufacturer
- K7766 - Bsi Standards Limited (Active)
- Definitive Standard
- Definitive Standard
- BS1806-021
- K7766 - Bsi Standards Limited (Active)
- Incomplete Standard
- Incomplete Standard
- ASCC17-27C-021
- 22937 - Mor-Flo Industries Inc (Obsolete)
- Incomplete Secondary Reference
- Incomplete Secondary Reference
- AMBEU61521
- D1131 - Autoflug Gmbh (Active)
- Secondary Buy
- Secondary Buy
- MBEU61521
- D1131 - Autoflug Gmbh (Active)
- Secondary Buy
- Secondary Buy
- AMBEU61521
- U1604 - Martin-Baker Aircraft Company (Active)
- Secondary Buy
- Secondary Buy
- MBEU61521
- U1604 - Martin-Baker Aircraft Company (Active)
- Secondary Buy
- Secondary Buy
- 021
- K7766 - Bsi Standards Limited (Active)
- NATO Reference
- NATO Reference
Weapon Systems (WSDC) 5331-99-645-5920
DLA Procurement Analysis 5331-99-645-5920
- Last Stock Position:
- 580 In Stock
- DLA Administrative Lead Time:
- Subscribe
- DLA Production Lead Time:
- Subscribe
NATO Stock Numbers Related to 5331-99-645-5920
5331-12-376-0296 5331-99-399-7988 5331-99-970-2298 5331-99-770-6125 5331-99-820-9975 5331-99-809-7528 5331-99-248-5606 5331-14-577-5287 5331-12-311-3556 5331-34-037-9544 5331-66-157-8153 5331-27-016-1356 5331-27-016-1378 5331-27-016-2123 5331-99-532-7428 5331-99-721-3845 5331-19-003-7610 5331-19-003-6233
Procurement History 5331-99-645-5920 2 Records
Contracting Technical Data File (CTDF) 5331-99-645-5920 October 2021
Criticality and Quality
- Critical Item Code:
- Flight Safety:
- Life Support:
- Certified Samples:
- Serialization:
- First Article Test (FAT):
- Certificate of Quality Compliance:
- Production Lot Testing:
- Special Testing:
- Qualified Products List (QPL):
Commercial Properties
- Government Furnished Material:
- Government Furnished Tooling:
- Government Furnished Property:
- Price Evaluation Code:
- Diminshing Manufacturing Sources:
- Warranty:
- Commerical Off The Shelf (COTS):
- End Item Application:
- Auctioning Candidate:
- Source of Procurement:
- Contract Option:
Restrictions
- Boeing Rights Guard:
- Export Controlled:
- Controlled Technical Data Package (TDP):
- Restricted Technical Data Package (TDP):
- Contains Classified Material
- Weapons System Indicator Code (WSIC):
- T
Packaging Requirements
- Packaging Determination Table:
- Packaging Review Code:
- N
- Special Packaging Instruction Number (SPIN):
- Special Packaging Instruction Number Revision:
- Special Packaging Instruction Number Date:
- Pallet Reference Number Required: