Model: M25988/1-904ES

O-ring

Properties:

Outside Diameter

0.495 inches

Cross-sectional Height

Between 0.069 inches and 0.075 inches

Center Hole Diameter

Between 0.344 inches and 0.358 inches

Elongation Percentage

125

Hardness Rating

70.0 shore durometer a

Material

Rubber fluorosilicone class fq

NSN

5331-00-288-1976

Part Number

M25988/1-904ES

Description

O-ring

CAGE

H2313

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

Part M25988/1-904ES NSN 5331-00-288-1976

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

47946

FIIG:

A510X0

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:

50.0000lbs

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:

194120

UFC:

95100

LTL:

RATING VARIABLE

LCL:

WCC:

596

TCC:

SHC:

ACC:

Construction Materials

End Items End applications NSN 5331-00-288-1976 is a component of

B-1 Aircraft Support Equipment
Hc-130) Ec-130e Mc-130h Sof ( Ac-130h Aircraft
Ec-135h/k/p) Aircraft Tf33-pw-102 (c-135e Engine
B-52h) Aircraft Tf33-p-3/5/9 (c/ec-135 Engine
Kc-135a) F-108 (cfm-56 Aircraft Engine
Phoenix (aim-54) Air-to-air Missile
T400-cp-400 (h-1n) Aircraft Engine
Hh-53b) T64-ge-3/7 (h-53b/c/h Aircraft Engine
Tf-33-p-7 (c-141a/b) Aircraft Engine
Wasp Class Lhd
010163027
Rotary Pump
014905360
Subassembly Targeting Pod Nose Section
010258531
Rotary Pump
004039853
Rotary Pump
010175139
Rotary Pump
000851776
Rotary Pump
011132351
Rotary Pump
000851365
Rotary Pump
013486365
Rotary Pump
013506174
Butterfly Valve
014329680
Butterfly Valve
013506173
Butterfly Valve
014235642
Butterfly Valve
014329678
Fluid Pressure Regulating Valve
013554679
Electrical-electronic Equipment Chassis
014184969
Fluid Pressure Regulating Valve
012625534
Fluid Pressure Regulating Valve
013911174
Aircraft Submerged Pump
014184966
Butterfly Valve
013478956
Electrical-electronic Equipment Chassis
013791373
Temperature Regulating Valve
013883014
Fuel Pump Housing
012731943
Infrared Receiver
012805021
Aircraft Fuel Tank
012625532
Fluid Pressure Regulating Valve
013644584
Subassembly Targeting Pod Nose Section
012827884
Fluid Pressure Regulating Valve
013272784
Butterfly Valve
013204277
Environmental Testing Chamber
013102881
Turbine Engine Main Fuel Control
013272943
Linear Electro-mechanical Actuator
013293239
Turbine Engine Main Fuel Control
013102892
Turbine Engine Main Fuel Control
012874583
Aircraft Fuel Tank
013369118
Subme Pump Assembly
013353160
Directional Control Linear Valve
012359955
Hydraulic Servovalve
013097889
Jet Engine Fuel Pump
011712089
Aircraft Wing Assembly
011826296
Liquid Coolant Pump
011807299
Jet Engine Fuel Pump
011316156
Aircraft Fuel Tank
011799604
Tank
011712090
Aircraft Wing Assembly
012147281
Jet Engine Fuel Pump
011438551
Electronic Equipment Pressurizing Set
010928375
Aircraft Fuel Tank
011126541
Amplifier Assembly
011566089
Radar Transmitter
011116860
Radar Transmitter Subassembly
010658525
Aircraft Submerged Pump
011558248
Aircraft Fuel Tank
010787483
Aircraft Fuel Tank
010510385
Radar Set Subassembly
010627006
Aircraft Fuel Tank
010353791
Aircraft Submerged Pump
010397267
Air Conditioner
010708556
Electronic Equipment Pressurizing Set
010499991
Aircraft Fuel Tank
010092822
Turbine Engine Main Fuel Control
010132741
Turbine Engine Starting Fuel Control
010129414
Rotary Compressor
010139164
Aircraft Submerged Pump
010172366
Jet Engine Fuel Pump
011396647
Jet Engine Fuel Pump
001910244
Rotary Pump
000632862
Aircraft Mooring Tie Down
000012627
Jet Engine Fuel Pump

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Schedule B and Export

Schedule B: 4016930000
SITC: 62999
End Use: Industrial rubber products
NAICS: 339991
USDA: 1

Freight Class: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber