Home · NSN 01-188-8904

NSN 01-188-8904 — Connector,Receptacle,Electrical

NIIN 01-188-8904 · unit of issue EA · AAC J (not stocked, central procurement) · source of supply SMS

NSN 01-188-8904 is the national stock number for a connector,receptacle,electrical. It cross-references to 4 manufacturer part numbers from 1 CAGE code, including Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M; the primary is M28731/18-D. The unit of issue is EA and the FLIS list price is $73.26.

No government purchase of this stock number is on our record yet. No seller has confirmed stock of it here in the last 60 days; watching the number is free and the first listing triggers an alert.

4

part numbers from 1 CAGE

0

open solicitations, all agencies

0

government buys in 24 months

0

sellers with confirmed stock

Watch NSN 01-188-8904: an email the morning the government solicits or buys it, or an AD names it. Free.
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Cross-references

Part numbers filed against this stock number, with the manufacturer (CAGE) and the FLIS reference codes.

Part numberCAGEManufacturerReferenceVariation
M28731/32-000281349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M2 · Item ident. reference2 · Fully interchangeable
MIL-DTL-28731/3281349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M41 · Not fully interchangeable
MIL-C-28731/3281349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-M5 · Secondary reference9 · Reference only
M28731/18-D81349Military Specifications Promulgated By Military Departments/Agencies Under Authority Of Defense Standardization Manual 4120 3-MC1 · Not fully interchangeable

Government demand

Nothing open right now. Watch this NSN and we will email you when it is solicited.

What the government paid

No government purchase on record for this NSN.

Sources: DLA DIBBS procurement history (unit cost), DLA award history, FPDS (all agencies), SAM.gov notices.

Sellers with confirmed stock

No seller has confirmed stock on this NSN in the last 60 days. Watch it and we will email you when one does, or request a quote on M28731/18-D.

Request M28731/18-D

No account needed. Goes to the sellers who carry this number or its family.

Listings appear here only while the seller has confirmed them within 60 days. Sellers: list this part free.

DLA management data

FLIS unit price
$73.26
Unit of issue
EA
Acquisition advice
J — Not stocked, central procurement
Source of supply
SMS
Effective
Oct 1, 2025

Item characteristics

Thread Class
2B
Thread Direction
RIGHT-HAND
Overall Length
INCHES NOMINAL 2.770
Overall Height
INCHES NOMINAL 0.870
Overall Width
INCHES NOMINAL 2.592
Environmental Protection
THERMAL SHOCK RESISTANT AND VIBRATION RESISTANT AND HUMIDITY RESISTANT AND SALT WATER RESISTANT
Unthreaded Mounting Hole Diameter
INCHES NOMINAL 0.125
Center To Center Distance Between Mounting Facilities Parallel To Height
INCHES NOMINAL 0.468
Distance Between Centerlines Of Mounting Facilities Parallel To Body Width
INCHES NOMINAL 2.280
Threaded Device Type
COUPLING FACILITY
Mating End Quantity
1
Contact Removability
SINGLE MATING END SINGLE CONTACT GROUPING REMOVABLE
Contact Maximum Current Rating In Amps
5.0
Contact Maximum Ac Voltage Rating In Volts
1000.0
Polarization Method
GUIDE PIN/SOCKET
Connector Locking Method
POST JACKSOCKET
End Item Identification
AN/SYS-1
Thread Quantity Per Inch
32
Nominal Thread Size
INCHES 0.138
Terminal Location
SINGLE MATING END SINGLE CONTACT GROUPING BACK
Contact Material
SINGLE MATING END SINGLE CONTACT GROUPING COPPER ALLOY
Contact Surface Treatment
SINGLE MATING END SINGLE CONTACT GROUPING GOLD AND NICKEL
Insert Material
SINGLE MATING END PLASTIC DIALLYL PHTHALATE AND GLASS FIBER
Contact Surface Treatment Document And Classification
SINGLE MATING END SINGLE CONTACT GROUPING MIL SPEC 1ST TREATMENT RESPONSE -IL-G-45204 TY II,GRADE D,CL 1 AND FED SPEC 2ND TREATMENT RESPONSE QQ-N-290 CL 2

Related stock numbers

Other NSNs filed under the same part numbers.

About this page

An NSN is 13 digits: the 4-digit Federal Supply Class and the 9-digit NIIN. Cross-references come from the federal logistics record; demand from DLA DIBBS, SAM.gov and FPDS; ADs from the Federal Register. Refreshed nightly. Market Pulse shows the whole market.

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