Model: 257R21REVAPC23

O-ring

Properties:

Outside Diameter
Between 1.689 inches and 1.733 inches
Cross-sectional Height
Between 0.114 inches and 0.122 inches
Center Hole Diameter
Between 1.465 inches and 1.485 inches
Hardness Rating
90.0 shore durometer a
Material
Rubber butadiene-acrylonitrile class nbr
NSN
5331-00-816-3546
Part Number
257R21REVAPC23
Description
O-ring
CAGE
78062

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 257R21REVAPC23 NSN 5331-00-816-3546

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
47946
FIIG:
A510X0
Concept No.:
App. Key:
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
SX
CRITL:
X

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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
32
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
194120
UFC:
95100
LTL:
RATING VARIABLE
LCL:
--
WCC:
596
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

End Items End applications NSN 5331-00-816-3546 is a component of

  • B-1 Aircraft Support Equipment
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  • 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
  • T56-a-7/15 (c-130b/e/h/n/p) Aircraft Engine
  • C-2a (reprocured) Aircraft
  • Tf-33-p-7 (c-141a/b) Aircraft Engine
  • 011820119
  • Fork Lift Truck
  • 011378283
  • Aircraft Arresting Barrier Absorber
  • 014186654
  • Full Tracked Personnel Carrier
  • 008087100
  • Armored Dozer-scraper Combination Full Tracked Tractor
  • 008087100
  • Armored Dozer-scraper Combination Full Tracked Tractor
  • 008087100
  • Armored Dozer-scraper Combination Full Tracked Tractor
  • 013696081
  • Cargo Carrier
  • 004396242
  • Full Tracked Recovery Vehicle
  • 013422184
  • Portable Hydraulic Power Supply
  • 013845310
  • Fork Lift Truck
  • 010338318
  • Hydrauli Test Stand
  • 007951797
  • Full Tracked Combat Engineer Vehicle
  • 005858191
  • Reciprocating Compressor Unit
  • 010969356
  • Cargo Carrier
  • 010414590
  • Self-propelled Medium Howitzer
  • 010883669
  • Cargo-transport Helicopter
  • 011368745
  • Cargo Carrier

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Phone: +1 470-231-0824
Email: Contact Form »
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

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