28708L4C4

Setscrew

NSN 5305-01-250-0521

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
EA
NIIN:
012500521

Product Technical Spec.

Thread Class:
3a
Thread Direction:
Right-hand
Fastener Length:
Between 0.240 inches and 0.260 inches
Head Style:
Headless (setscrew)
Locking Feature:
Strip threads
Point Style:
Cup
Internal Drive Style:
Hexagon
Thread Diameter:
0.250 inches
Width Across Flats:
0.125 inches
Thready Qty Per Inch (tpi):
20
Part Name Assigned By Controlling Agency:
Navy special project
Material:
Steel comp 301 fastener or steel comp 302 fastener or steel comp 302b fastener or steel comp 303 fastener or steel comp 303se fastener or steel comp 304 fastener or steel comp 304l fastener or steel comp 305 fastener or steel comp 308 fastener or steel comp 309 fastener or steel comp 309s fastener or steel comp 310 fastener or steel comp 310s fastener or steel comp 314 fastener or steel comp 316 fastener or steel comp 316l fastener or steel comp 317 fastener or steel comp 321 fastener or steel comp 347 fastener or steel comp 348 fastener or steel comp 384 fastener or steel comp 385 fastener
Material Specification:
66 federal standard all material responses fastener
Surface Treatment:
Passivate fastener
Surface Treatment Specification:
Qq-p-35 federal specification single treatment response fastener
Thread Series Designator:
Unrc
NSN:
5305-01-250-0521
Item Name:
Adjustment Screw Valve
Cage Code:
17077

Cross Referenced Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
28708L-4C-4
Cage Code:
56878
RNCC:
3
RNVC:
2
RNAAC:
KZ
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
06672
FIIG:
A003B0
Concept No.:
App. Key:
SQ
Cond. Code:
1
Status:
A

Part Materials

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
093486
UFC:
48950
LTL:
RATING VARIABLE
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Pricing & Availability

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Privacy | Terms

Definition Definition of approved item name (AIN): "Adjustment Screw Valve"

An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
Import / Export
  • Schedule B: 7318152000
  • SITC: 69421
  • End Use: Iron and steel products, other
  • NAICS: 332722
  • USDA: 1

Classification: Bolts and bolts and their nuts or washers exported in the same shipment


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