Model: 21957-2

Incandescent Lamp

Properties:

Overall Length

0.545 inches

Filament Designation

C-2f

Light Output Rating

0.320 spherical candlepower single rating

Average Life Rating In Hours

1000.0

Filament Heavy Duty Service Rating

Not rated

Emitted Light Characteristic

White

Light Center Length

0.300 inches

Voltage Rating

28.000 volts

Wattage Rating

1.120 watts

Base Style

Knurled screw (kollsman)

Bulb Style

T (tubular)

Bulb Designator

T-1 1/4

Bulb Light Transmission Characteristic

Transparent

Current Rating For Which Designed

0.040 amperes

Rated Average Life

Hours

Burning Position

Any acceptable

NSN

6240-00-051-4843

Part Number

21957-2

Description

Lamp,incandescent

CAGE

0BHF9

An item whose principal purpose is to produce light from a glowing filament(s). It includes metal backed and reflecting types, seal beam and flood types. It may include an integral filament shield to control and/or modify its illumination pattern.

Part 21957-2 NSN 6240-00-051-4843

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00727

FIIG:

A07900

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

109550

UFC:

55910

LTL:

150.0

LCL:

WCC:

761

TCC:

SHC:

ACC:

Instruments/Radio

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Schedule B and Export

Schedule B: 9405400000
SITC: 81315
End Use: Electric apparatus
NAICS: 335129
USDA: 1

Freight Class: Electric lamps and lighting fittings, nesoi