O-Ring

M25988-1-904

(NSN) National Stock Number

5331-00-288-1976

Federal Supply Classification

5331 O-Ring

Item Name Code

47946

Schedule B Code

4016930000

Summary

0.495 inches nominal outside diameter, 0.069 inches minimum and 0.075 inches maximum cross-sectional height, 0.344 inches minimum and 0.358 inches maximum center hole diameter, 125 maximum elongation percentage, 70.0 shore durometer a nominal hardness rating, rubber fluorosilicone class fq material

DAC	HCC	DMIL	RNCC
4	-	-	5

RNVC	SADC	MSDS	RNAAC
1	-	-	9Z

Identification

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.

INC	FIIG	Concept	Condition
47946	A510X0	-	1

Specifications

Outside Diameter

0.495 inches nominal

Details

The length of a straight line which passes through the center of an item,and terminates at the outside circumference.

Cross-Sectional Height

0.069 inches minimum and 0.075 inches maximum

Details

A measurement from the bottom to the top of a cross section,in distinction from depth.

Center Hole Diameter

0.344 inches minimum and 0.358 inches maximum

Details

The length of a straight line which passes through the center of the center hole,and terminates at the circumference.

Elongation Percentage

125 maximum

Details

The percentage the item will stretch.

Hardness Rating

70.0 shore durometer a nominal

Details

A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.

Material

rubber fluorosilicone class fq

Details

The chemical compound or mechanical mixture properties of which the item is fabricated.

Master-Cross Reference List

Part	CAGE	DAC	HCC	RNCC	RNVC	MSDS	RNAAC
10163261	A486G	9	-	6	9	-	WF
035022	F0754	6	-	5	2	-	ZF
3-904L610-75	D9182	6	-	C	1	-	ZZ
M25988-1-904	D9182	6	-	C	1	-	ZZ
M25988/1-904	A0126	5	-	5	2	-	9Z
M25988/1-904ES	H2313	3	-	5	9	-	ZN
5331PL0655020	9009H	9	-	6	9	-	WP
5331PL1689115	9009H	9	-	6	9	-	WP
9469130904	S4080	3	-	5	2	-	9Z
571034-04	59789	5	-	5	1	-	ZZ
AS568-904/1903-70	77308	1	-	5	1	-	ZZ
3-904L677-75	83259	3	-	5	9	-	SB
99-4602-04	99167	1	-	5	1	-	SE
3-904/L677-70	02697	1	-	5	1	-	ZZ
3-904L677-75	02697	1	-	5	1	-	SB
AS568-904/F80	76680	2	-	5	9	-	ZZ
M25988-1-904	76301	4	-	5	9	-	9Z
MS259881-1-904	58828	5	-	5	9	-	SB
M25988-1-904	1K697	6	-	5	1	-	ZZ
904-11647	25184	3	-	5	1	-	SB
M25988/1-904	81349	4	-	2	2	-	KZ
MIL-DTL-25988/1	81349	E	-	4	1	-	ZZ
MILR25988	81349	4	-	5	9	-	SB
MS25988-1-904	96906	4	-	5	9	-	9Z

Material and Special Handling

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

HMIC	PMIC	ESD/EMI	Criticality
N	A	-	-

Freight

Universal / National Freight and Handling Information

UFC	HMC	LTL	LCL
95100	-	W	-

RVC	WCC	TCC	SHC
-	596	Z	9

Certified Supplier

Order with confidence. We are a valued certified supplier serving customers in the military and aerospace industries.

Genuine Manufacturers Parts
100% Product Inspection
7 Year Sales Record Retention
Fast On-Time Delivery
HAZMAT Certified
Global Shipping

Manufacturer

KNIGHT ELECTRONICS INTERNATIONAL, INC.

CAGE: 8V269

MANHASSET , NY , 11030-2236

UNITED STATES

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FAQs

Frequently asked questions for NSN 5331-00-288-1976

What is the NIIN of the NSN 5331-00-288-1976?

The National Item Identification Number (NIIN) of the NSN 5331-00-288-1976 is 00-288-1976

When the NSN 5331-00-288-1976 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Mon, Sep 17, 1973

Does the NSN 5331-00-288-1976 contain any precious metals?

Does not contain precious metal

Does the NSN 5331-00-288-1976 contain any hazardous material?

No data in HMIRS

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