PartsTable
Technical Data Sheet
Download PDF

991 — SEMICONDUCTOR DEVICE,DIODE

✓ Government record, cited
Thule · COMPONENT
PRODUCT OVERVIEW

991: SEMICONDUCTOR DEVICE,DIODE.

The SEMICONDUCTOR DEVICE,DIODE is a Thule industrial component. Key specifications include width: 19.500 INCHES IN, length: 35.125 INCHES IN, material: PLASTIC PHENOL FORMALDEHYDE (PMO), thickness: 0.0550 INCHES NOMINAL IN, unit_type: RECTANGULAR AUTOMATIC, body_width: 2.375 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-056-3935, 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
991
NSN: 5120-00-056-3935
NIINs: 000563935, 001929321, 002390782, 002455930, 002554065, 002990962, 003215373, 004620395, 005164220, 005184499, 005396847, 007733704, 008169617, 008928359, 011802252, 013170117, 015362359, 015768742, 015874102, 016706404
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: U1346 — COOPER TOOLS LTD (GBR)
SPECIFICATIONS
width19.500 INCHES IN
length35.125 INCHES IN
materialPLASTIC PHENOL FORMALDEHYDE (PMO)
thickness0.0550 INCHES NOMINAL IN
unit_typeRECTANGULAR AUTOMATIC
body_width2.375 INCHES NOMINAL IN
usage_formSHEET
body_height2.000 INCHES NOMINAL IN
body_length1.625 INCHES NOMINAL IN
handle_typeSTRAIGHT
shank_styleSTRAIGHT ROUND
constructionONE-PIECE
NSN5120-00-056-3935
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: Thule SEMICONDUCTOR DEVICE,DIODE TITLE COMPONENT PN 991 MFR Thule SEMICONDUCTOR DEVICE,D
KEY FEATURES
•
HANDLE TYPE: STRAIGHT
•
MATERIAL: PLASTIC HANDLE
•
HANDLE DIAMETER: 0.813 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HANDLE TYPESTRAIGHT
OVERALL LENGTH4.125 INCHES NOMINAL IN
SPECIAL FEATURESREGULAR TYPE
END ITEM IDENTIFICATIONCOOPER XCELITE SERIES 99 SCREWDRIVER AND NUTDRIVER BLADES
MATERIALPLASTIC HANDLE
HANDLE DIAMETER0.813 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 8
90-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
3-609Reference document
Same NSN cross-reference
Reference document — Secondary reference
TMT-99-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9-XL991Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
115-443Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
991TWSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
Ready to buy 991?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 991?
991 is a SEMICONDUCTOR DEVICE,DIODE manufactured by Thule.
What parts can replace 991?
There are 8 known substitutes for 991: 90-1, 3-609, TMT-99-1 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 991?
991 is cataloged in the U.S. Government catalog under NSN 5120-00-056-3935. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 991

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.