MS27497T12B35P

Product number MS27497T12B35P

Series: Series II
Shell / insert: 12 / 35
Contact positions: 22 positions; 22×22D
Material / finish: Aluminum alloy; olive drab cadmium over nickel base

Request Technical Review View MIL-DTL-38999 Series

Description

MS27497T12B35P is a catalog reference for a MIL-DTL-38999 Series II rear wall-mount receptacle. The cited catalog lists shell 12, insert 35 and 22 positions; 22×22D. Verify the offered item against its controlled drawing. Catalog family values are reference data and do not establish unit test results or qualification status. Confirm the offered unit, exact ordering code, mating interface and drawing before ordering. Catalog convention note: Own Series II example prints N; Amphenol omits N for normal. Both conventions exist.

Configuration checklist

Match the full ordering code and insert face to the supplied drawing.
Confirm the mating half, contact gender, key position and coupling interface.
Check shell style, rear configuration, cable exit and any accessory interface.
Request the documents required for the offered unit; catalog values are not unit test results.

Technical Data

Ordering-code and insert data are catalog references. Electrical, environmental and mating-life values shown as catalog or family figures do not certify the supplied unit. Confirm the exact configuration and required evidence against its controlled drawing.

Series and shell style	MIL-DTL-38999 Series II; Rear wall-mount receptacle
Coupling	Bayonet
Ordering-code service / finish suffix	T rear / B finish
Shell size / insert arrangement	12 / 35
Contact quantity and size mix	22 positions; 22×22D
Contact type / termination	P (crimp pin)
Keying / option	N (omitted; Amphenol normal-key convention)
Shell material and finish	Aluminum alloy; olive drab cadmium over nickel base
Insert service rating	M
Catalog withstand voltage at sea level	1300 V
Catalog withstand voltage at 21 km	800 V
Catalog current rating by contact size	22D: 5 A/contact
Catalog contact resistance by size	22D: ≤12 mΩ
Catalog operating temperature	-65 to +175 °C
Catalog salt spray	500 h
Family catalog mating life	≥500 mating cycles (family catalog)
Family catalog insulation resistance	≥5000 MΩ normal; ≥100 MΩ humid (family, own pp.5/28)
Family catalog shell continuity	≤2.5 mΩ
Family catalog EMI shielding	≥45 dB (100 MHz–1 GHz) (family, own pp.5/28)
Catalog drawing reference	Own 2025 pp.34-36
Catalog source	Own 2025 pp.27-29,104-105 \| Own 2025 p.104 row 10
Data boundary	Catalog/family reference only; not a test result or qualification certificate for an offered unit.
Accessory interface / shell drawing reference	0.6875-24; verify against controlled drawing.

Applications

These are selection and sourcing contexts for the listed catalog configuration. Suitability depends on the equipment interface, operating conditions and supplied-item documentation.

Rear wall-mount receptacle selection for a Series II harness interfaceConnector integration review for shell 12BOM and mating-half review using the complete ordering code and controlled drawing

Buyer Q&A

What does MS27497T12B35P identify?

The cited catalog identifies MS27497T12B35P as a MIL-DTL-38999 Series II rear wall-mount receptacle with shell 12 and insert 35.

How many contacts are listed for MS27497T12B35P?

The cited catalog lists 22 positions; 22×22D. Verify the offered item against its controlled drawing.

Which details should be checked before ordering MS27497T12B35P?

Confirm the complete ordering code, mating half, keying, rear configuration and interface against the controlled drawing. Family-level values do not certify a supplied unit.

What should an RFQ for MS27497T12B35P include?

Provide the full part number MS27497T12B35P, mating-half code, drawing or clear photo, quantity and required documentation.