NSN 7690-01-621-0128 · NIIN 016210128 · Part number 236A103-29
Lockheed Martin Corporation Div Rotary and Mission Systems · FSC 7690 — Miscellaneous Printed Matter · FSG 76 — Books, Maps, and Other Publications · CAGE 03640
Government record, cited
NSN 7690-01-621-0128 — this item is cataloged by the U.S. Government under National Stock Number 7690-01-621-0128. Manufacturer of record part number: 236A103-29.
Manufacturer of record: Lockheed Martin Corporation Div Rotary and Mission Systems
Identification
NSN: 7690-01-621-0128
NIIN: 016210128
FSC: 7690 — Miscellaneous Printed Matter
FSG: 76 — Books, Maps, and Other Publications
Primary part number: 236A103-29
Manufacturer: Lockheed Martin Corporation Div Rotary and Mission Systems
General Description
The Marker,identification, cataloged under National Stock Number 7690-01-621-0128, is classified within Federal Supply Class 7690 (Miscellaneous Printed Matter) of the Books, Maps, and Other Publications group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
7690-01-621-0128
Primary Part Number
236A103-29
Item Name
Marker,identification
FSC / FSG
7690 / 76 — Miscellaneous Printed Matter
Manufacturer
Lockheed Martin Corporation Div Rotary and Mission Systems
Status
ACTIVE
Length
2.100 INCHES NOMINAL IN
Inscription
W438 P2 I/O J44 (MUX/DEMUX J22)
Basic Shape Style
RECTANGULAR
Usage Form
SINGULAR
Width
0.400 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
7690-01-621-0158236A103-10POSSIBLE MATCH
MARKER,IDENTIFICATION
Possible match (shared part number)Lockheed Martin Corporation Div Rotary and Mission Systems
7690-01-621-0169236A103-34POSSIBLE MATCH
MARKER,IDENTIFICATION
Possible match (shared part number)Lockheed Martin Corporation Div Rotary and Mission Systems
7690-01-621-0173236A103-43POSSIBLE MATCH
MARKER,IDENTIFICATION
Possible match (shared part number)Lockheed Martin Corporation Div Rotary and Mission Systems
7690-01-621-0175236A103-53POSSIBLE MATCH
MARKER,IDENTIFICATION
Possible match (shared part number)Lockheed Martin Corporation Div Rotary and Mission Systems
Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
Reference documents
Reference
Meaning
236A103
D/9Drawing number reference only
Lockheed Martin Corporation Div Rotary and Mission Systems
Related Parts
7690-01-621-0158POSSIBLE MATCH
MARKER,IDENTIFICATION
236A103-10
7690-01-621-0169POSSIBLE MATCH
MARKER,IDENTIFICATION
236A103-34
7690-01-621-0173POSSIBLE MATCH
MARKER,IDENTIFICATION
236A103-43
7690-01-621-0175POSSIBLE MATCH
MARKER,IDENTIFICATION
236A103-53
Frequently Asked Questions
What is NSN 7690-01-621-0128?
NSN 7690-01-621-0128 is a Marker,identification, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 7690, Miscellaneous Printed Matter. Status: active.
What part numbers are listed for NSN 7690-01-621-0128?
NSN 7690-01-621-0128 has 1 manufacturer part number on file: 236A103-29 (Lockheed Martin Corporation Div Rotary and Mission Systems).
What NSN replaces 7690-01-621-0128?
4 possible matches (shared part number, not a government interchangeability claim): 7690-01-621-0158, 7690-01-621-0169, 7690-01-621-0173. Verify interchangeability with system specifications before substitution.
What are the specifications of 236A103-29?
Key specifications for 236A103-29: Length: 2.100 INCHES NOMINAL IN; Inscription: W438 P2 I/O J44 (MUX/DEMUX J22); Basic Shape Style: RECTANGULAR; Usage Form: SINGULAR. 5 specifications are documented in the U.S. Government catalog.
Is NSN 7690-01-621-0128 hazardous material?
No hazard code in the DLA record (HMIC N). 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.