PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1643565Marker,identification

Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc · NSN 7690-01-445-8961 · FSC 7690 · No Item Name Available
Verified by PartsTable
NSN 7690-01-445-8961 — this item is cataloged by the U.S. Government under National Stock Number 7690-01-445-8961. Primary manufacturer part number: 1643565.
Features
  • Marker,identification — FSC 7690
  • Width: 3.500 INCHES NOMINAL IN
  • Length: 3.500 INCHES NOMINAL IN
  • Inscription: OIL LEVEL
  • Material: ALUMINUM
  • Basic Shape Style: SQUARE
  • 4 verified cross-references
  • Primary manufacturer: Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
Applications
  • Applications requiring Aluminum construction
General Description

The Marker,identification, cataloged under National Stock Number 7690-01-445-8961, is classified within Federal Supply Class 7690 (No Item Name Available) of the Books, Maps, and Other Publications group. The primary manufacturer of record is Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN7690-01-445-8961
Primary Part Number1643565
Item NameMarker,identification
FSC / FSG7690 / 76 — No Item Name Available
ManufacturerCrysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
StatusACTIVE
Width3.500 INCHES NOMINAL IN
Length3.500 INCHES NOMINAL IN
InscriptionOIL LEVEL
MaterialALUMINUM
Basic Shape StyleSQUARE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5330-00-252-821140349-2 INTERCHANGEABLE
Insulation,thermal,special Purpo
Arrowhead Products Corp
2915-00-605-156140349-2 INTERCHANGEABLE
Parts Kit,valve,cure Date
Meggitt North Hollywood Inc
6140-01-108-6107403492 INTERCHANGEABLE
Battery,storage
Hobart Brothers Llc
9310-01-606-2043403492 INTERCHANGEABLE
Paper,cover
3 Star Papers Ltd Dba Limited Papers Div Limited Papers
Cross-Reference Index
Part NumberManufacturer
403492 Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA)
5HE967 Oshkosh Corp (USA)
CMG/403492 Daimler Truck North America Llc (USA)
1643565 PRIMARY Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA)
Related Parts
5330-00-252-8211INTERCHANGEABLE
INSULATION,THERMAL,SPECIAL PURPO
40349-2
2915-00-605-1561INTERCHANGEABLE
PARTS KIT,VALVE,CURE DATE
40349-2
6140-01-108-6107INTERCHANGEABLE
BATTERY,STORAGE
403492
9310-01-606-2043INTERCHANGEABLE
PAPER,COVER
403492

Frequently Asked Questions

What is NSN 7690-01-445-8961?

NSN 7690-01-445-8961 is a Marker,identification, manufactured by Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc, classified under FSC 7690 (No Item Name Available). Status: active.

What are the part numbers for NSN 7690-01-445-8961?

NSN 7690-01-445-8961 has 4 cross-referenced part numbers: 403492 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc), 5HE967 (Oshkosh Corp), CMG/403492 (Daimler Truck North America Llc), 1643565 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc).

What NSN replaces 7690-01-445-8961?

There are 4 known substitutes for 7690-01-445-8961: 5330-00-252-8211, 2915-00-605-1561, 6140-01-108-6107 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1643565?

Key specifications for 1643565: Width: 3.500 INCHES NOMINAL IN; Length: 3.500 INCHES NOMINAL IN; Special Features: MATERIAL:PHOTO SENSITIVE ALUMINUM; Inscription: OIL LEVEL. 8 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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