NSN 5330-01-280-5844 · NIIN 012805844 · Part number 7M7543-1
The Boeing Company Div Defense · FSC 5330 — Packing and Gasket Materials · FSG 53 — Hardware and Abrasives · CAGE 76301
Government record, cited
NSN 5330-01-280-5844 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-280-5844. Manufacturer of record part number: 7M7543-1.
Also searched as5330-01-280-5844 ·
5330012805844 ·
NIIN 012805844 ·
01-280-5844 ·
FSC 5330 Packing and Gasket Materials · CAGE 76301 · 7M7543-1 · 7M7543
Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
Material Document and Classification: AMS 3325 ASSN STD SINGLE MATERIAL RESPONSE OR 70116 CAGEC 07322 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape Style: TEE
Peripheral Diameter: 1.377 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
Center Hole Diameter: 0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
Material: RUBBER FLUOROSILICONE CLASS FQ OVERALL
2 manufacturer part numbers on file
Identification
NSN: 5330-01-280-5844
NIIN: 012805844
FSC: 5330 — Packing and Gasket Materials
FSG: 53 — Hardware and Abrasives
Primary part number: 7M7543-1
Manufacturer: The Boeing Company Div Defense
General Description
The Retainer,packing, cataloged under National Stock Number 5330-01-280-5844, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5330-01-280-5844
Primary Part Number
7M7543-1
Item Name
Retainer,packing
FSC / FSG
5330 / 53 — Packing and Gasket Materials
Manufacturer
The Boeing Company Div Defense
Status
ACTIVE
Cross-Sectional Height
0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
Material Document and Classification
AMS 3325 ASSN STD SINGLE MATERIAL RESPONSE OR 70116 CAGEC 07322 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape Style
TEE
Peripheral Diameter
1.377 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN
Center Hole Diameter
0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
Material
RUBBER FLUOROSILICONE CLASS FQ OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 5330 — Packing and Gasket Materials
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5330-00-000-0085
RETAINER
5330-00-000-0167
PARTS KIT,SEAL REPLACEMENT,MECHA
5330-00-000-5275
5330-00-000-5275 · Item name not on file
5330-00-001-1260
SEAL,NONMETALLIC SPECIAL SHAPED
5330-00-001-1833
SEAL,PLAIN ENCASED
5330-00-001-1844
GLAND,RESERVOIR,INDICATOR END
5330-00-001-1845
5330-00-001-1845 · Item name not on file
5330-00-001-1846
5330-00-001-1846 · Item name not on file
Frequently Asked Questions
What is NSN 5330-01-280-5844?
NSN 5330-01-280-5844 is a Retainer,packing, manufactured by The Boeing Company Div Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
What part numbers are listed for NSN 5330-01-280-5844?
NSN 5330-01-280-5844 has 2 manufacturer part numbers on file: 7M7543 (The Boeing Company Div Defense), 7M7543-1 (The Boeing Company Div Defense).
What are the specifications of 7M7543-1?
Key specifications for 7M7543-1: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN; Material Document and Classification: AMS 3325 ASSN STD SINGLE MATERIAL RESPONSE OR 70116 CAGEC 07322 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: TEE; Peripheral Diameter: 1.377 INCHES MINIMUM AND 1.387 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5330-01-280-5844 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.