O-ring

Model / MPN: 257R21REVAPC21 | NSN: 5331-00-054-6939

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.

Product Details

NATO Stock Number

5331-00-054-6939

Sold in multiples of

1 EA

DEMIL

Outside Diameter

1.324 inches

Tempurature Rating

-65.0 degrees fahrenheit and 160.0 degrees fahrenheit

Cross-sectional Height

Between 0.135 inches and 0.143 inches

Center Hole Diameter

Between 1.040 inches and 1.052 inches

Material

Rubber butadiene-acrylonitrile class nbr

257R Series Parts

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

257R21REVAPC21 Cross Reference

82-20015-01
B-71848
154019
AS568-215MILP5516-90DURM
91638530
555-59M6453PCH4
555-59M6457PCS3
A610PC27
PGF9648-39
2900-110PC20
2900-122ALT1PC19
2961-78ALT3PCV4
2963-08PC03
3000-202ALT1PCAN6227-10
3061-79PCZ4
4268-104REVAPC42
3872-148PC34
3954-07REVAPC37
3954-14REVAPC34
4268-104REVAPC42
600001PC16
KB51-440-179ITEM471
KF52-539-10PC57
P2474PCAN6227-20
P2476PCAN6227-20
P2972REVAPCAN6227-20
P2981REVAPCAN6227-20
P2846REVBPCAN6227-20
P2847REVBPCAN6227-20
71848REVA
B71848REVA
E158264PC54
600001PC16
1JD5028REVAPC12
165EAPC17
165B16REVALINE4
6202-986021PC32
K1-0103-999501ALT1PCAN6227-20
K1-3801-805353REVBPC19
K1-2200-805239REVAPC30
K1-2601-100019PCF4
T1-1602-1285755REVAPC37
T1-1602-1285762REVAPC34
1095-404PCH4
1110-404PCS3
1483-312ALT9PCM3
2100-3209495PC54
2100-3269258REVAPC21
2100-983051ALTBPC12
2100-983052ALTBPC12
2100-983053ALTBPC12
2200-794187PC11
214-2409-159427ALT3PC31
214-6700-794283REVBPC18
228-2100-1437601ALTEPC18
240-2409-1035620REVAPC11
2409-1016501PCAN6227-20
2409-126063PC31
2409-161918PC7
2409-939590PCE
271-2409-958414PC21
282-2409-771550PC11
282-2409-771847REVCPC21
271-6709-958404REVAPC16
282-6700-771363REVBPC22
282-6700-771382PC62
282-6700-771383PC63
282-6700-771398REVAPC62
282-6700-771398REVAPC63
282-7804-771369REVCPC18
282-4810-771642REVCPC42
3008381REVA
312-2409-720210ALT9PCM3
313-3803-805496REVBPC17
313-6700-805652REVAPC18
317-4105-805839REVAPC42
317-6700-805896REVAPC62
317-6700-805896REVAPC63
3196657REVBPCAN6227-20
3196658REVBPCAN6227-20
340-4810-1002607PC34
377-2409-805091REVAPC11
403-6700-985072ALT6PC17
404-2409-69956ALT6PCH4
404-2409-69961ALT6PCS3
403-2409-984516ALT8PC26
4105-812238REVBPC17
416-2409-161930PC42
4200-3137370PC16
4200-3299642PC16
4823-935089PC31
4824-3132365REVBPC19
4810-771643PC43
486-2409-720722ALT3PCA4
4824-3153967REVBPC20
490-2409-805156REVBPC16
563-2601-932220PC13
564-2409-936176PC03
564-2601-936422ALT3PC14
564-4824-937940ALT1PC19
564-4824-938193PC20
569-2200-1228455PC57
569-2601-1190688ALT1PC13
571-2200-1486513REVAPC20
571-0103-1302000REVAPCAN6227-20
571-0103-1475581REVAPC12
571-4600-1302815REVAPC24
572-5800-1415735ALTAPC16
574-4105-812237REVAPC17
574-4105-812278REVAPC17
574-4903-812112REVAPC12
574-6700-811560REVBPC39
574-2100-811584REVAPC56
574-2100-811763REVAPC9
574-2200-811774REVAPC12
574-2200-811782REVAPC10
574-2200-811784PC16
574-2200-811801REVPC6
574-2200-811817REVAPC20
574-2200-811848REVAPC56
574-2200-811849REVDPC40
575-4600-1443933REVAPC24
575-0103-1443626REVBPC6227-20
575-1602-1442453REVFPC16
576-2100-1506660REVALINE4
576-6800-1505514REVAPC42
578-1602-1572007REVAPC16
3600-109REVDPC20
3600-122REVBPC19
3600-254REVAPCAN6227-10
3672-350REVAPC24
3662-174REVAPC20
3754-27REVFPC16
3700-254REVBPC6227-10
3722-306REVAPC24
7854-38REVAPC16