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NSN 5999-01-075-1987Government record, cited
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Delay Line5999-01-075-1987

NSN 5999-01-075-1987 · NIIN 010751987 · Part number L-23-52
Shallcross Inc · FSC 5999 — Miscellaneous Electrical and Electronic Components · FSG 59 — Electrical and Electronic Equipment Components · CAGE 54294
Government record, cited
NSN 5999-01-075-1987 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-075-1987. Manufacturer of record part number: L-23-52.
Also searched as  5999-01-075-1987 · 5999010751987 · NIIN 010751987 · 01-075-1987 · FSC 5999 Miscellaneous Electrical and Electronic Components · CAGE 54294 · L-23-52 · 6086008-1
Nearby stock numbers  ·
Features
  • Delay Line — FSC 5999
  • Pulse Rise Time Rating: 5.0 NANOSECONDS NS
  • Signal Delay Method: LUMPED CONSTANT
  • FSC Application Data: DIGITAL COMPUTER
  • Section Delay Time: 0.000 NANOSECONDS MINIMUM SINGLE SECTION AND 430.000 NANOSECONDS MAXIMUM SINGLE SECTION NS
  • Output Impedance Rating: 91.000 OHMS
  • Body Style: RECTANGULAR, FRONT CONNECTION
  • Body Width: 0.580 INCHES NOMINAL IN
Identification
  • NSN: 5999-01-075-1987
  • NIIN: 010751987
  • FSC: 5999 — Miscellaneous Electrical and Electronic Components
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: L-23-52
  • Manufacturer: Shallcross Inc
General Description

The Delay Line, cataloged under National Stock Number 5999-01-075-1987, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Shallcross Inc. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-01-075-1987
Primary Part NumberL-23-52
Item NameDelay Line
FSC / FSG5999 / 59 — Miscellaneous Electrical and Electronic Components
ManufacturerShallcross Inc
StatusACTIVE
Pulse Rise Time Rating5.0 NANOSECONDS NS
Signal Delay MethodLUMPED CONSTANT
FSC Application DataDIGITAL COMPUTER
Section Delay Time0.000 NANOSECONDS MINIMUM SINGLE SECTION AND 430.000 NANOSECONDS MAXIMUM SINGLE SECTION NS
Output Impedance Rating91.000 OHMS
Body StyleRECTANGULAR, FRONT CONNECTION
Body Width0.580 INCHES NOMINAL IN
Individual Section Quantity1
Segment Quantity Per Section19 SINGLE SECTION
Delay Time Variation MethodTAPPED
Segment Delay Time112.000 NANOSECONDS NOMINAL SINGLE SECTION 4TH SEGMENT NS
Segment Delay Time160.800 NANOSECONDS NOMINAL SINGLE SECTION 5TH SEGMENT NS
Segment Delay Time171.000 NANOSECONDS NOMINAL SINGLE SECTION 6TH SEGMENT NS
Segment Delay Time18.500 NANOSECONDS NOMINAL SINGLE SECTION 1ST SEGMENT NS
Segment Delay Time182.000 NANOSECONDS NOMINAL SINGLE SECTION 7TH SEGMENT NS
Segment Delay Time223.300 NANOSECONDS NOMINAL SINGLE SECTION 8TH SEGMENT NS
Segment Delay Time234.700 NANOSECONDS NOMINAL SINGLE SECTION 9TH SEGMENT NS
Segment Delay Time275.000 NANOSECONDS NOMINAL SINGLE SECTION 10TH SEGMENT NS
Segment Delay Time28.200 NANOSECONDS NOMINAL SINGLE SECTION 2ND SEGMENT NS
Segment Delay Time285.300 NANOSECONDS NOMINAL SINGLE SECTION 11TH SEGMENT NS
Segment Delay Time294.300 NANOSECONDS NOMINAL SINGLE SECTION 12TH SEGMENT NS
Segment Delay Time304.900 NANOSECONDS NOMINAL SINGLE SECTION 13TH SEGMENT NS
Segment Delay Time315.000 NANOSECONDS NOMINAL SINGLE SECTION 14TH SEGMENT NS
Segment Delay Time326.000 NANOSECONDS NOMINAL SINGLE SECTION 15TH SEGMENT NS
Segment Delay Time346.700 NANOSECONDS NOMINAL SINGLE SECTION 16TH SEGMENT NS
Segment Delay Time357.300 NANOSECONDS NOMINAL SINGLE SECTION 17TH SEGMENT NS
Segment Delay Time389.000 NANOSECONDS NOMINAL SINGLE SECTION 18TH SEGMENT NS
Segment Delay Time399.700 NANOSECONDS NOMINAL SINGLE SECTION 19TH SEGMENT NS
Segment Delay Time61.000 NANOSECONDS NOMINAL SINGLE SECTION 3RD SEGMENT NS
Body Length1.350 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL D — Destroy Item
HazardPossible hazard — SDS may be required (DLA HMIC P)
Shelf Life Code0
Criticality CodeX
Unit of IssueEA
Acquisition advice codeJ
Cross-Reference Index
Part NumberManufacturer
6086008-1 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
L-23-52 PRIMARY Shallcross Inc (USA)
Reference documents
ReferenceMeaning
L-23-52 5/9 Secondary reference
White Consolidated Industries Inc Universal Nolin Div
No interchangeability data on file.
Other items in FSC 5999 — Miscellaneous Electrical and Electronic Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5999-00-001-1345
5999-00-001-1345 · Item name not on file
5999-00-001-1346
5999-00-001-1346 · Item name not on file
5999-00-001-1348
5999-00-001-1348 · Item name not on file
5999-00-001-1349
5999-00-001-1349 · Item name not on file
5999-00-001-1355
5999-00-001-1355 · Item name not on file
5999-00-001-1623
5999-00-001-1623 · Item name not on file
5999-00-001-2537
5999-00-001-2537 · Item name not on file
5999-00-001-2539
5999-00-001-2539 · Item name not on file

Frequently Asked Questions

What is NSN 5999-01-075-1987?

NSN 5999-01-075-1987 is a Delay Line, manufactured by Shallcross Inc, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.

What part numbers are listed for NSN 5999-01-075-1987?

NSN 5999-01-075-1987 has 2 manufacturer part numbers on file: 6086008-1 (Lockheed Martin Corporation Div Rotary and Mission Systems), L-23-52 (Shallcross Inc).

What are the specifications of L-23-52?

Key specifications for L-23-52: Pulse Rise Time Rating: 5.0 NANOSECONDS NS; Signal Delay Method: LUMPED CONSTANT; FSC Application Data: DIGITAL COMPUTER; Section Delay Time: 0.000 NANOSECONDS MINIMUM SINGLE SECTION AND 430.000 NANOSECONDS MAXIMUM SINGLE SECTION NS. 30 specifications are documented in the U.S. Government catalog.

Is NSN 5999-01-075-1987 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.

What is the DEMIL code for NSN 5999-01-075-1987?

NSN 5999-01-075-1987 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.

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.

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✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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