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Technical Data Sheet
PartsTable / COMPONENT / 8591837
8591837 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The INSULATION SHEET,ELECTRICAL is a the manufacturer industrial component. Key specifications include width: 36.000 INCHES MINIMUM AND 50.000 INCHES MAXIMUM IN, length: 3.000 FEET MINIMUM AND 8.000 FEET MAXIMUM FT, material: PLASTIC PHENOLIC, thickness: 0.031 INCHES NOMINAL IN, identification_code_color: NATURAL, nondefinitive_spec/std_data: PBE-P TYPE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5970-00-826-3977, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
8591837
NSN: 5970-00-826-3977
FSC: 5970
CAGE: 19200 — COMBAT CAPABILITIES DEVELOPMENT COMMAND (CCDC) ARMAMENTS CENTER DBA CCDC DIV LOGISTICS RESEARCH AND ENGINEERING DIRECTORATE (USA)
SPECIFICATIONS
width36.000 INCHES MINIMUM AND 50.000 INCHES MAXIMUM IN
length3.000 FEET MINIMUM AND 8.000 FEET MAXIMUM FT
materialPLASTIC PHENOLIC
thickness0.031 INCHES NOMINAL IN
identification_code_colorNATURAL
nondefinitive_spec/std_dataPBE-P TYPE
NSN5970-00-826-3977
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available INSULATION SHEET,ELECTRICAL TITLE COMPONENT PN 8591837 MFR INSULATION SHEET,ELECT
KEY FEATURES
•
MATERIAL: PLASTIC PHENOLIC
•
NONDEFINITIVE SPEC/STD DATA: PBE-P TYPE
•
LENGTH: 3.000 FEET MINIMUM AND 8.000 FEET MAXIMUM FT
•
WIDTH: 36.000 INCHES MINIMUM AND 50.000 INCHES MAXIMUM IN
•
THICKNESS: 0.031 INCHES NOMINAL IN
•
IDENTIFICATION CODE COLOR: NATURAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALPLASTIC PHENOLIC
NONDEFINITIVE SPEC/STD DATAPBE-P TYPE
LENGTH3.000 FEET MINIMUM AND 8.000 FEET MAXIMUM FT
WIDTH36.000 INCHES MINIMUM AND 50.000 INCHES MAXIMUM IN
THICKNESS0.031 INCHES NOMINAL IN
IDENTIFICATION CODE COLORNATURAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
L-P-509Interchangeable
interchangeable cross-reference
interchangeable
LL31Interchangeable
interchangeable cross-reference
interchangeable
ASTMD709Interchangeable
interchangeable cross-reference
interchangeable
3200-1Interchangeable
interchangeable cross-reference
interchangeable
MILP79Interchangeable
interchangeable cross-reference
interchangeable
9072098Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8591837?
8591837 is a INSULATION SHEET,ELECTRICAL.
What parts can replace 8591837?
There are 11 known substitutes for 8591837: L-P-509, LL31, ASTMD709 and 8 more. Substitute compatibility should be verified for your specific system.
Is 8591837 still available?
8591837 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026